Jade carving direct-current angle grinder

Abstract

The utility model discloses a jade carving direct-current angle grinder, and relates to the technical field of jade carving. The jade carving direct-current angle grinder comprises a handle and a spraying mechanism, a driving part is arranged over the handle, a connecting part is fixedly connected between the handle and the driving part, a grinding piece is rotationally installed on the outer surface of the front side of the driving part, the spraying mechanism is arranged on the connecting part, and an L-shaped connecting plate is arranged on the rear side of the driving part; an elastic clamping sleeve is integrally formed at one end of the L-shaped connecting plate and arranged on the connecting part in a sleeving mode, an arc-shaped plate is integrally formed at the other end of the L-shaped connecting plate, a micro liquid pump is fixedly installed on the inner wall of the arc-shaped plate, and a conveying pipe is fixedly installed at the top of the micro liquid pump. Two nozzles communicated with the interior of the conveying pipe are fixedly installed at one end of the conveying pipe. According to the jade carving direct-current angle grinder, through the spraying mechanism, when the angle grinder is used for jade carving, cooling liquid can be sprayed to the polished position in real time.

Description

Technical Field

[0001] The utility model relates to the technical field of jade carving, in particular to a direct current angle grinder for jade carving. Background Art

[0002] Chinese patent document CN219787830U discloses an angle grinder, including a head and a handle; the handle includes at least one columnar portion that is easy to hold; the head is arranged at one end of the handle, and the head includes a head shell and a drive motor arranged in the head shell; the head also includes a handle connecting portion, and the handle connecting portion is columnar and is used to connect with the handle; a drive control circuit board is arranged in the handle connecting portion, and the drive control circuit board is electrically connected to the drive motor and the power supply respectively. The drive control circuit board is arranged in the head shell to make the handle thinner and easier to hold, and a second heat dissipation duct is provided in the handle connecting portion to facilitate the heat dissipation of the drive control circuit board.

[0003] Jade carving requires the use of an angle grinder for processing, but the above-mentioned angle grinder will produce powder and high temperature when grinding. Usually, coolant is poured while grinding to cool down and remove dust. The back and forth operation is time-consuming and labor-intensive, which increases labor intensity and affects grinding efficiency. For this reason, we propose a jade carving DC angle grinder. Utility Model Content

[0004] The utility model aims to provide a direct current angle grinder for jade carving, which can solve the problem that the powder generated during grinding by some existing angle grinders affects the processing.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a jade carving DC angle grinder, comprising:

[0006] A handle, with a driving part arranged just above it, a connecting part fixedly connected between the handle and the driving part, and a grinding sheet rotatably mounted on the front outer surface of the driving part;

[0007] A spraying mechanism is arranged on the connecting part, and the spraying mechanism includes an L-shaped connecting plate, an elastic clamping sleeve, an arc plate, a micro liquid pump, a delivery pipe and a nozzle. An L-shaped connecting plate is arranged on the rear side of the driving part, one end of the L-shaped connecting plate is integrally provided with an elastic clamping sleeve, the elastic clamping sleeve is sleeved on the connecting part, and the other end of the L-shaped connecting plate is integrally provided with an arc plate, a micro liquid pump is fixedly installed on the inner wall of the arc plate, a delivery pipe is fixedly installed on the top of the micro liquid pump, and one end of the delivery pipe is fixedly installed with two groups of nozzles communicated with the interior thereof.

[0008] Preferably, the spraying mechanism also includes electrical contacts, a fixing component and a delivery hose, the output end of the micro liquid pump is communicated with the interior of the delivery pipe, the inner wall of the elastic ferrule and the outer surface of the connecting part are provided with two groups of electrical contacts, the two groups of electrical contacts on the elastic ferrule are respectively in conflict with the two groups of electrical contacts on the connecting part, the bottom of the micro liquid pump is fixedly connected with the delivery hose, the input end of the micro liquid pump is communicated with the interior of the delivery hose, and the outer surface of the connecting part is provided with a fixing component. Under the action of the spraying mechanism, when using an angle grinder for jade carving, coolant can be sprayed on the grinding area in real time. The user only needs to continue grinding, which saves operating steps and improves the practicality of the angle grinder.

[0009] Preferably, the fixing assembly includes a fixing plate, a threaded rod and a knob, a positioning plate is fixedly installed on the outer surface of the connecting part, a fixing plate is fixedly installed on the outer surface of the connecting part, an elastic sleeve is arranged and fits between the positioning plate and the fixing plate, a threaded rod is threadedly installed on the fixing plate, the threaded rod is also threadedly installed on the L-shaped connecting plate, and a knob is fixedly installed on one end of the threaded rod just below the fixing plate. Under the action of the fixing assembly on the spraying mechanism, the spraying mechanism can be quickly disassembled and assembled. On the one hand, it can be disassembled for storage as needed, and on the other hand, it can be easily repaired separately, thereby ensuring the use effect of the angle grinder and being conducive to the promotion and use of the angle grinder.

[0010] Preferably, a battery slot is provided at the bottom of the handle, a battery pack is installed in the battery slot, a battery cover is snap-fitted to the battery slot, and the rated working voltage of the angle grinder is 20V.

[0011] Preferably, a charging port is provided on the rear side of the handle.

[0012] Preferably, a handle is fixedly mounted on the outer surface of the driving part, and a protective cover is fixedly mounted on the outer surface of the driving part.

[0013] Preferably, a switch is provided on the rear side of the handle.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) The DC angle grinder for jade carving can spray coolant on the grinding area in real time through a spraying mechanism when the angle grinder is used for jade carving. The user only needs to continue grinding, which saves operation steps. This solves the problem that some existing angle grinders will generate powder and high temperature at the grinding area during grinding. Usually, coolant is poured while grinding to cool down and remove dust. The back and forth operation is time-consuming and labor-intensive, which increases labor intensity and affects grinding efficiency. The practicality of the angle grinder is improved.

[0016] (2) The DC angle grinder for jade carving can quickly disassemble and assemble the spraying mechanism through the fixed components on the spraying mechanism. On the one hand, it can be disassembled for storage according to needs, and on the other hand, it can be easily repaired separately, thereby ensuring the use effect of the angle grinder and facilitating the promotion and use of the angle grinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0018] Figure 1 It is a top perspective view of the utility model;

[0019] Figure 2 It is a bottom-up stereogram of the present utility model;

[0020] Figure 3 It is a structural schematic diagram of the spraying mechanism of the utility model;

[0021] Figure 4 for Figure 1 A magnified view of the structure at center.

[0022] Figure numerals: 1. handle; 2. connecting part; 3. driving part; 4. grinding disc; 5. spraying mechanism; 51. L-shaped connecting plate; 52. elastic sleeve; 53. arc plate; 54. micro liquid pump; 55. delivery pipe; 56. electrical contact; 57. fixing assembly; 571. fixing plate; 572. threaded rod; 573. knob; 58. nozzle; 59. delivery hose; 6. positioning plate; 7. battery cover; 8. charging port; 9. grip; 10. protective cover; 11. switch. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] See also Figure 1-4 The utility model provides a technical solution: a jade carving DC angle grinder, including a handle 1 and a spraying mechanism 5, a driving part 3 is arranged just above the handle 1, a connecting part 2 is fixedly connected between the handle 1 and the driving part 3, a grinding sheet 4 is rotatably installed on the front outer surface of the driving part 3, a battery slot is opened at the bottom of the handle 1, a battery pack is installed in the battery slot, a battery cover 7 is snap-fitted and installed at the battery slot, a charging port 8 is arranged on the rear side of the handle 1, a grip 9 is fixedly installed on the outer surface of the driving part 3, a protective cover 10 is fixedly installed on the outer surface of the driving part 3, and a switch 11 is arranged on the rear side of the handle 1;

[0025] The spraying mechanism 5 is arranged on the connecting part 2, and the spraying mechanism 5 includes an L-shaped connecting plate 51, an elastic sleeve 52, an arc plate 53, a micro liquid pump 54, a delivery pipe 55 and a nozzle 58. The rear side of the driving part 3 is provided with an L-shaped connecting plate 51, one end of the L-shaped connecting plate 51 is integrally provided with an elastic sleeve 52, and the elastic sleeve 52 is sleeved on the connecting part 2, and the other end of the L-shaped connecting plate 51 is integrally provided with an arc plate 53, a micro liquid pump 54 is fixedly installed on the inner wall of the arc plate 53, a delivery pipe 55 is fixedly installed on the top of the micro liquid pump 54, and one end of the delivery pipe 55 is fixedly installed with two groups of nozzles 58 connected with the interior thereof.

[0026] The spraying mechanism 5 also includes an electrical contact 56, a fixing assembly 57 and a delivery hose 59. The output end of the micro-liquid pump 54 is communicated with the interior of the delivery tube 55. The inner wall of the elastic sleeve 52 and the outer surface of the connecting part 2 are both provided with two groups of electrical contacts 56. The two groups of electrical contacts 56 on the elastic sleeve 52 are respectively in conflict with the two groups of electrical contacts 56 on the connecting part 2. The bottom of the micro-liquid pump 54 is fixedly connected with a delivery hose 59. The input end of the micro-liquid pump 54 is communicated with the interior of the delivery hose 59. The outer surface of the connecting part 2 is provided with a fixing assembly 57. Through the spraying mechanism, when using the angle grinder for jade carving, coolant can be sprayed on the grinding area in real time. The user only needs to continue grinding, saving operating steps, solving the problem that some existing angle grinders will generate powder and high temperature at the grinding area during grinding. Usually, the grinding area is poured with coolant while grinding to cool down and remove dust. The back and forth operation is time-consuming and labor-intensive, which increases labor intensity and affects the grinding efficiency, thereby improving the practicality of the angle grinder.

[0027] The fixing assembly 57 includes a fixing plate 571, a threaded rod 572 and a knob 573. A positioning plate 6 is fixedly installed on the outer surface of the connecting part 2. A fixing plate 571 is fixedly installed on the outer surface of the connecting part 2. The elastic sleeve 52 is arranged and fits between the positioning plate 6 and the fixing plate 571. A threaded rod 572 is threadedly installed on the fixing plate 571. The threaded rod 572 is also threadedly installed on the L-shaped connecting plate 51. A knob 573 is fixedly installed at one end of the threaded rod 572 just below the fixing plate 571. The spraying mechanism 5 can be quickly disassembled and assembled through the fixing assembly 57 on the spraying mechanism 5. On the one hand, it can be disassembled for storage as needed. On the other hand, it can be easily repaired separately, which ensures the use effect of the angle grinder and is conducive to the promotion and use of the angle grinder.

[0028] Working principle: When the user uses the angle grinder for grinding, one end of the delivery hose 59 is immersed in the coolant source, the control switch 11 is turned on, the grinding disc 4 is driven to rotate, contacting the jade for grinding, and the angle grinder supplies power to the micro liquid pump 54 through the electrical contact 56. When the micro liquid pump 54 is started, the coolant is drawn through the delivery hose 59 and sprayed to the grinding area through the two sets of nozzles 58 on the delivery pipe 55 to cool and remove dust. When the spraying mechanism 5 needs to be disassembled, turn the knob 573 to remove it from the L-shaped connecting plate 51, so that the elastic sleeve 52 can be pulled off the connecting part 2.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A jade carving DC angle grinder, characterized in that: include: A handle (1) is provided with a driving part (3) directly above the handle (1), a connecting part (2) is fixedly connected between the handle (1) and the driving part (3), and a grinding sheet (4) is rotatably mounted on the front outer surface of the driving part (3); A spraying mechanism (5) is arranged on the connecting part (2), and comprises an L-shaped connecting plate (51), an elastic sleeve (52), an arc plate (53), a micro liquid pump (54), a delivery pipe (55) and a nozzle (58). The rear side of the driving part (3) is provided with an L-shaped connecting plate (51), one end of the L-shaped connecting plate (51) is provided with an elastic sleeve (52) in an integral manner, the elastic sleeve (52) is sleeved on the connecting part (2), the other end of the L-shaped connecting plate (51) is provided with an arc plate (53) in an integral manner, the inner wall of the arc plate (53) is fixedly mounted with a micro liquid pump (54), the top of the micro liquid pump (54) is fixedly mounted with a delivery pipe (55), and one end of the delivery pipe (55) is fixedly mounted with two groups of nozzles (58) communicating with the interior thereof.

2. A jade carving DC angle grinder according to claim 1, characterized in that: The spraying mechanism (5) further comprises an electrical contact (56), a fixing assembly (57) and a delivery hose (59); the output end of the micro-liquid pump (54) is communicated with the interior of the delivery tube (55); the inner wall of the elastic sleeve (52) and the outer surface of the connecting portion (2) are both provided with two groups of electrical contacts (56); the two groups of electrical contacts (56) on the elastic sleeve (52) are respectively in contact with the two groups of electrical contacts (56) on the connecting portion (2); the bottom of the micro-liquid pump (54) is fixedly connected with the delivery hose (59); the input end of the micro-liquid pump (54) is communicated with the interior of the delivery hose (59); and the outer surface of the connecting portion (2) is provided with a fixing assembly (57).

3. A jade carving DC angle grinder according to claim 2, characterized in that: The fixing assembly (57) comprises a fixing plate (571), a threaded rod (572) and a knob (573); a positioning plate (6) is fixedly mounted on the outer surface of the connecting portion (2); a fixing plate (571) is fixedly mounted on the outer surface of the connecting portion (2); an elastic sleeve (52) is arranged and fitted between the positioning plate (6) and the fixing plate (571); a threaded rod (572) is threadedly mounted on the fixing plate (571); the threaded rod (572) is also threadedly mounted on the L-shaped connecting plate (51); and a knob (573) is fixedly mounted on one end of the threaded rod (572) just below the fixing plate (571).

4. A jade carving DC angle grinder according to claim 3, characterized in that: A battery slot is provided at the bottom of the handle (1), a battery pack is installed in the battery slot, and a battery cover (7) is snap-fitted and installed at the battery slot.

5. A jade carving DC angle grinder according to claim 4, characterized in that: A charging port (8) is provided on the rear side of the handle (1).

6. A jade carving DC angle grinder according to claim 5, characterized in that: A handle (9) is fixedly mounted on the outer surface of the driving part (3), and a protective cover (10) is fixedly mounted on the outer surface of the driving part (3).

7. A jade carving DC angle grinder according to claim 6, characterized in that: A switch (11) is provided on the rear side of the handle (1).

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