Manual grinder

Abstract

The utility model relates to the technical field of grinding equipment, and discloses a manual grinder which comprises a grinder body, a pneumatic motor is fixedly installed in the right end of the grinder body, a rotating shaft is fixedly installed at the output end of the pneumatic motor, a bearing is fixedly installed in the right end of the grinder body, and the outer wall of the rotating shaft is rotationally connected into the bearing in a sleeved mode. And a dismounting mechanism is arranged at the right end of the machine body and comprises a mounting base, and the middle of the left side of the mounting base is fixedly mounted at the right end of the rotating shaft. Through the arrangement of the grip and the anti-slip leather sheath, the grinder is convenient to manually control, is small in size, low in cost, simple and convenient to operate, high in portability and suitable for small working environments, can grind the surface of an electrode under the condition that large or expensive equipment is not needed, and is convenient to meet some specific process requirements; and in addition, the grinding head is convenient to disassemble and assemble, and the convenience of replacing the grinding head is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding equipment, and more specifically to a manual grinder. Background Art

[0002] An electrode is a component used in electronic or electrical devices and equipment. Its main function is to input or output current in a conductive medium (such as a solid, gas, vacuum or electrolyte solution). During the production of electrodes, it is usually necessary to polish the electrode surface in order to improve its surface smoothness and conductivity.

[0003] Traditional electrode surface grinding processes usually use large automated or semi-automated grinding equipment, which takes up a lot of space, is expensive, and has strict requirements on the operating environment. In some small-scale production or laboratory environments, these large equipment are not practical. Therefore, a small, low-cost, and easy-to-operate manual grinding equipment is needed to meet specific process requirements. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides a manual grinder to solve the problems existing in the above background technology.

[0005] The utility model provides the following technical solutions: a manual grinder comprises a body, an air motor is fixedly installed inside the right end of the body, a rotating shaft is fixedly installed at the output end of the air motor, a bearing is fixedly installed inside the right end of the body, the outer wall of the rotating shaft is rotatably sleeved inside the bearing, a disassembly and assembly mechanism is provided at the right end of the body, the disassembly and assembly mechanism comprises a mounting seat, the middle part of the left side of the mounting seat is fixedly installed on the right end of the rotating shaft, a grinding head is provided at the right end of the body, the left side of the grinding head is movably plugged into the inside of the right side of the mounting seat, arc-shaped limit grooves are symmetrically provided on the upper and lower sides of the outer wall of the grinding head, the number of the arc-shaped limit grooves is two, and arc-shaped limit blocks are provided inside the two arc-shaped limit grooves.

[0006] Furthermore, a handle is fixedly connected to the left side of the bottom of the fuselage, a non-slip leather cover is fixedly sleeved on the outer wall of the handle, a motor control switch is installed on the upper right side of the handle, and the motor control switch is electrically connected to the pneumatic motor.

[0007] Furthermore, an iron positioning block is fixedly connected to the middle of the inner wall of the mounting seat, a rectangular positioning socket is opened in the middle of the left side of the grinding head, and the outer wall of the iron positioning block is movably inserted into the inside of the rectangular positioning socket.

[0008] Furthermore, a magnetic sheet is fixedly connected to one side of the inner wall of the rectangular positioning socket, and the right side of the iron positioning plug is magnetically connected to the left side of the magnetic sheet.

[0009] Furthermore, protective grooves adapted to the arc-shaped limit block are symmetrically provided on the upper and lower sides of the inner wall of the mounting seat, and screws are symmetrically threadedly connected on the upper and lower sides of the mounting seat, one end of the screw is fixedly connected to a knob, and the other end of the screw is rotatably connected to the middle of the outer wall of the arc-shaped limit block.

[0010] Furthermore, annular thread grooves are symmetrically provided on the upper and lower sides of the mounting seat, and threaded check caps are symmetrically provided on the upper and lower sides of the mounting seat. One end of the threaded check cap is threadedly connected to the inside of the annular thread groove, and one end of the knob overlaps the middle of the inner wall of the threaded check cap.

[0011] Furthermore, guide rods are slidably sleeved on the upper and lower sides of the mounting seat, one end of the guide rod is located inside the threaded check cap, and the other end of the guide rod is fixedly connected to the outer wall of the arc-shaped limit block.

[0012] Technical effects and advantages of the utility model:

[0013] 1. The utility model facilitates manual control of the grinder by providing a handle and a non-slip leather cover. The grinder is small in size, low in cost, easy to operate, and highly portable. It is suitable for small working environments and can grind the electrode surface without the need for large or expensive equipment, thereby meeting some specific process requirements.

[0014] 2. The utility model adopts the cooperation of a mounting seat, an iron positioning plug, a rectangular positioning socket, a magnetic sheet, an arc-shaped limit groove, a protective groove, a knob, a screw, an arc-shaped limit block, a guide rod, a threaded check cap and an annular thread groove, so that the left side of the grinding head can be fixed inside the mounting seat and the left side of the grinding head can be disassembled conveniently, thereby improving the convenience of replacing the grinding head. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a cross-sectional schematic diagram of the fuselage structure of the utility model.

[0017] Figure 3 It is a schematic cross-sectional view of the mounting seat and the grinding head structure of the utility model.

[0018] Figure 4 It is an enlarged schematic diagram of the structure at point A of the present utility model.

[0019] Figure 5 This is a schematic diagram of the grinding head structure of the utility model.

[0020] Figure 6 It is a schematic side view of the arc-shaped limit block structure of the utility model.

[0021] The accompanying drawings are marked as follows: 1. body; 2. pneumatic motor; 3. rotating shaft; 4. bearing; 5. disassembly and assembly mechanism; 6. grinding head; 7. handle; 8. non-slip leather cover; 9. motor control switch; 51. mounting seat; 52. iron positioning plug; 53. rectangular positioning socket; 531. magnetic sheet; 54. arc-shaped limit groove; 55. protective groove; 56. knob; 57. screw; 58. arc-shaped limit block; 59. guide rod; 511. threaded check cap; 512. annular thread groove. DETAILED DESCRIPTION

[0022] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative, and the manual grinder involved in the present invention is not limited to the various structures recorded in the following embodiments. All other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0023] Embodiment 1:

[0024] like Figure 1-6 As shown, a manual grinder includes a body 1, an air motor 2 is fixedly installed inside the right end of the body 1, a rotating shaft 3 is fixedly installed at the output end of the air motor 2, a bearing 4 is fixedly installed inside the right end of the body 1, the outer wall of the rotating shaft 3 is rotatably sleeved inside the bearing 4, a disassembly and assembly mechanism 5 is provided at the right end of the body 1, the disassembly and assembly mechanism 5 includes a mounting seat 51, the middle part of the left side of the mounting seat 51 is fixedly installed on the right end of the rotating shaft 3, a grinding head 6 is provided at the right end of the body 1, the left side of the grinding head 6 is movably inserted into the inside of the right side of the mounting seat 51, a handle 7 is fixedly connected to the left side of the bottom of the body 1, a non-slip leather cover 8 is fixedly sleeved on the outer wall of the handle 7, a motor control switch 9 is installed above the right side of the handle 7, and the motor control switch 9 is electrically connected to the air motor 2.

[0025] In this embodiment, the handle 7 is provided to facilitate the user to control the grinder, and the grinder is small in size and easy to carry. The anti-slip leather cover 8 is provided to increase the anti-slip property of the handle 7 when the user holds it. The motor control switch 9 is provided to facilitate the control of the operation of the pneumatic motor 2. The cooperation of the pneumatic motor 2, the rotating shaft 3 and the mounting seat 51 can facilitate the driving of the rotation of the grinding head 6, thereby facilitating the grinding of the electrode surface.

[0026] Embodiment 2:

[0027] like Figure 1-6As shown, arc-shaped limit grooves 54 are symmetrically provided on the upper and lower sides of the outer wall of the grinding head 6, and the number of the arc-shaped limit grooves 54 is two. The interiors of the two arc-shaped limit grooves 54 are provided with arc-shaped limit blocks 58. An iron positioning plug 52 is fixedly connected to the middle of the inner wall of the mounting seat 51. A rectangular positioning socket 53 is provided in the middle of the left side of the grinding head 6. The outer wall of the iron positioning plug 52 is movably plugged into the interior of the rectangular positioning plug 53. A magnetic sheet 531 is fixedly connected to one side of the inner wall of the rectangular positioning plug 53. The right side of the iron positioning plug 52 is magnetically connected to the left side of the magnetic sheet 531. Protective grooves 55 adapted to the arc-shaped limit blocks 58 are symmetrically provided on the upper and lower sides of the inner wall of the mounting seat 51. The mounting seat 51 The upper and lower sides of the mounting seat 51 are symmetrically threaded with screws 57, one end of the screw 57 is fixedly connected to a knob 56, and the other end of the screw 57 is rotatably connected to the middle of the outer wall of the arc-shaped limit block 58. The upper and lower sides of the mounting seat 51 are symmetrically provided with annular thread grooves 512, and the upper and lower sides of the mounting seat 51 are symmetrically provided with threaded check caps 511, one end of the threaded check cap 511 is threadedly connected to the inside of the annular thread groove 512, and one end of the knob 56 is overlapped with the middle of the inner wall of the threaded check cap 511. The upper and lower sides of the mounting seat 51 are slidably sleeved with guide rods 59, one end of the guide rod 59 is located inside the threaded check cap 511, and the other end of the guide rod 59 is fixedly connected to the outer wall of the arc-shaped limit block 58.

[0028] In this embodiment, by providing the mounting seat 51, the iron positioning plug 52, the rectangular positioning socket 53 and the magnetic sheet 531, it is convenient to limit the left side of the grinding head 6, and by cooperating with the arc-shaped limiting block 58 and the arc-shaped limiting groove 54, it is convenient to further limit the left side of the grinding head 6, and it is convenient to fix the left side of the grinding head 6 inside the mounting seat 51, and it is also convenient to disassemble and replace the left side of the grinding head 6.

[0029] In summary, if Figure 1-6As shown, this manual grinder, when in use, the staff can hold the handle 7 to control the grinder, and can control the operation of the pneumatic motor 2 through the motor control switch 9, and the output end of the pneumatic motor 2 drives the rotating shaft 3, the mounting seat 51 and the grinding head 6 to rotate, so as to facilitate the grinding of the electrode surface. It is suitable for small working rings. If the grinding head 6 needs to be replaced, first remove one end of the two threaded check caps 511 from the inner spirals of the two annular thread grooves 512, and then rotate the knob 56 and the screw 57, so that one end of the screw 57 drives the arc limit block 58 to move, and moves the arc limit block 58 from the arc limit groove 54 to the inside of the protective groove 55. The arc limit block 58 drives the guide rod 59 to move vertically while moving, and the other end is moved in the same way. An arc-shaped limit block 58 is formed. At this time, the left side of the grinding head 6 can be taken out from the inside of the mounting seat 51, and then the left side of the new grinding head 6 can be inserted into the inside of the mounting seat 51, and the rectangular positioning socket 53 in the middle of the left side of the grinding head 6 is inserted into the outer wall of the iron positioning block 52, and at the same time, one end of the iron positioning block 52 is magnetically adsorbed with the magnetic sheet 531, which is convenient for initially limiting the grinding head 6, and then the knob 56 and the screw 57 are rotated in the opposite direction, and the arc-shaped limit block 58 is driven to move into the arc-shaped limit groove 54 in the same way, so that the left side of the grinding head 6 can be fixed inside the mounting seat 51, and at this time, one end of the threaded check cap 511 is screwed on the inside of the annular thread groove 512, and the knob 56 is protected by the threaded check cap 511, and the replacement operation of the grinding head 6 can be completed.

[0030] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0031] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0032] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A manual grinder, comprising a body (1), characterized in that: An air motor (2) is fixedly installed inside the right end of the machine body (1), a rotating shaft (3) is fixedly installed at the output end of the air motor (2), a bearing (4) is fixedly installed inside the right end of the machine body (1), the outer wall of the rotating shaft (3) is rotatably sleeved inside the bearing (4), a disassembly and assembly mechanism (5) is provided at the right end of the machine body (1), the disassembly and assembly mechanism (5) comprises a mounting seat (51), the middle part of the left side of the mounting seat (51) is fixedly installed on the right end of the rotating shaft (3), a grinding head (6) is provided at the right end of the machine body (1), the left side of the grinding head (6) is movably inserted into the inside of the right side of the mounting seat (51), and arc-shaped limit grooves (54) are symmetrically opened on the upper and lower sides of the outer wall of the grinding head (6), the number of the arc-shaped limit grooves (54) is two, and the inside of the two arc-shaped limit grooves (54) is provided with arc-shaped limit blocks (58).

2. A manual grinder according to claim 1, characterized in that: A handle (7) is fixedly connected to the left side of the bottom of the body (1), and a non-slip leather cover (8) is fixedly sleeved on the outer wall of the handle (7). A motor control switch (9) is installed above the right side of the handle (7), and the motor control switch (9) is electrically connected to the pneumatic motor (2).

3. A manual grinder according to claim 1, characterized in that: An iron positioning plug (52) is fixedly connected to the middle of the inner wall of the mounting seat (51), a rectangular positioning socket (53) is opened in the middle of the left side of the grinding head (6), and the outer wall of the iron positioning plug (52) is movably inserted into the inside of the rectangular positioning socket (53).

4. A manual grinder according to claim 3, characterized in that: A magnetic sheet (531) is fixedly connected to one side of the inner wall of the rectangular positioning socket (53), and the right side of the iron positioning plug (52) is magnetically connected to the left side of the magnetic sheet (531).

5. A manual grinder according to claim 1, characterized in that: The upper and lower sides of the inner wall of the mounting seat (51) are symmetrically provided with protective grooves (55) adapted to the arc-shaped limit block (58); the upper and lower sides of the mounting seat (51) are symmetrically threaded with screw rods (57); one end of the screw rod (57) is fixedly connected to a knob (56); the other end of the screw rod (57) is rotatably connected to the middle part of the outer wall of the arc-shaped limit block (58).

6. A manual grinder according to claim 5, characterized in that: Annular thread grooves (512) are symmetrically provided on the upper and lower sides of the mounting seat (51), and thread check caps (511) are symmetrically provided on the upper and lower sides of the mounting seat (51), one end of the thread check cap (511) is threadedly connected to the inside of the annular thread groove (512), and one end of the knob (56) is overlapped on the middle part of the inner wall of the thread check cap (511).

7. A manual grinder according to claim 1, characterized in that: The upper and lower sides of the mounting seat (51) are slidably sleeved with guide rods (59), one end of the guide rod (59) is located inside the threaded check cap (511), and the other end of the guide rod (59) is fixedly connected to the outer wall of the arc-shaped limit block (58).

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