CN211332623U

CN211332623U - Handheld portable grinder

Info

Publication number: CN211332623U
Application number: CN201921592929.2U
Authority: CN
Inventors: 王楠
Original assignee: Shenzhen Yihengtong Trading Co ltd
Current assignee: Shenzhen Yihengtong Trading Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-08-25
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a handheld portable grinder, including handle, antiskid cover, shell, shift knob, charging mechanism, axle sleeve, mounting panel, guard shield, install in the handle outside the antiskid cover, the handle side is fixed with the shell, install the shell top shift knob, the shift knob side is provided with charging mechanism, the shell is kept away from install one side of handle the axle sleeve, the axle sleeve is kept away from the one end of shell is fixed with the mounting panel, the mounting panel is kept away from one side of axle sleeve is fixed with the guard shield still includes drive mechanism. The utility model discloses a set up charging mechanism for the mouth that charges of abrasive machine is in encapsulated situation all the time in the use, has avoided the dust to get into the condition emergence of the mouth that charges, through setting up drive mechanism, makes the motor can drive the rotation that the emery wheel is faster, so improved the transmission efficiency of kinetic energy.

Description

Handheld portable grinder

Technical Field

The utility model relates to a grinder technical field especially relates to a handheld portable grinder.

Background

The straight grinder is also called a hand-held grinder, adopts a flat grinding wheel with the thickness of about 20mm, and uses the circumferential surface of the grinding wheel to grind when in work, and the head shell part is held as a handle without a side handle. The method is used for removing burrs in metal processing operation, various grinding operations of chamfering, deburring and oxide skin, grinding welding lines, sanding, polishing and the like in manufacturing and maintaining work of ships, boilers, chemical machinery and various machines. The device has the characteristics of lightness, force, simple and convenient operation, safety and reliability, is provided with an adjusting switch, can control the speed by matching with the operation purpose.

The portable grinder can produce the dust at the working process, thereby the dust can enter into the mouth of charging inside and cause the influence to the charging of battery to drive mechanism's kinetic energy transfer efficiency is relatively poor, consequently needs to make further improvement on this basis.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a handheld portable grinder in order to solve the above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a hand-held portable grinder comprises a handle, an anti-skidding sleeve, a shell, a switch button, a charging mechanism, a shaft sleeve, a mounting plate and a protective cover, wherein the anti-skidding sleeve is arranged on the outer side of the handle, the shell is fixed on the side surface of the handle, the switch button is arranged above the shell, the charging mechanism is arranged on the side surface of the switch button, the shaft sleeve is arranged on one side of the shell far away from the handle, the mounting plate is fixed on one end of the shaft sleeve far away from the shell, the protective cover is fixed on one side of the mounting plate far away from the shaft sleeve, the hand-held portable grinder also comprises a transmission mechanism, the transmission mechanism is arranged in the shell, the transmission mechanism comprises a motor, a driving runner, a driven runner, a transmission shaft, a supporting block and a grinding wheel, the driving runner is fixed on, the transmission shaft is fixed to the side face of the driven rotating wheel, the supporting block is installed on the outer side of the transmission shaft, and the grinding wheel is installed at one end, far away from the driven rotating wheel, of the transmission shaft.

Preferably, the charging mechanism comprises a protective shell, a storage battery, a charging port, an apron, a convex block, an inserting rod, a movable plate and a telescopic rod, wherein the storage battery is arranged inside the protective shell, the protective shell is provided with the charging port, the apron is arranged above the charging port, the convex block is fixed above the apron, the inserting rod is arranged on the apron, one end of the inserting rod is fixed with the movable plate, and the telescopic rod is arranged on one side of the inserting rod.

Preferably, the charging mechanism comprises a protective shell, a storage battery, a charging port, an apron, a convex block, a threaded rod, a limiting block and an adjusting knob, wherein the storage battery is arranged inside the protective shell, the protective shell is provided with the charging port, the apron is arranged above the charging port, the convex block is fixed above the apron, the threaded rod is arranged on the apron, the limiting block is fixed on the outer side of the threaded rod, and one end of the threaded rod is fixed with the adjusting knob.

Preferably, the anti-slip sleeve is adhered to the handle, and the anti-slip sleeve is made of polyvinyl chloride.

Preferably, the driving rotating wheel is meshed with the driven rotating wheel, the transmission shaft is connected with the driven rotating wheel through a key, and the diameter of the transmission shaft is 2 cm.

Preferably, the telescopic rod is welded with the movable plate, the inserted link is welded with the movable plate, and the inserted link is made of hard alloy.

Preferably, the threaded rod is welded with the limiting block, and the adjusting knob is welded with the threaded rod.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. by arranging the charging mechanism, the charging port of the grinder is always in a sealed state in the using process, so that the condition that dust enters the charging port is avoided;

2. through setting up drive mechanism for the motor can drive the rotation that the emery wheel is faster, so improved the transmission efficiency of kinetic energy.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a first schematic view of a hand-held portable grinder of the present invention;

fig. 2 is a second schematic view of a hand-held portable grinder of the present invention;

fig. 3 is a schematic view of a first internal structure of a hand-held portable grinder according to the present invention;

fig. 4 is a second internal schematic of a hand-held portable grinder of the present invention;

FIG. 5 is an enlarged view of the point A of the portable grinder of the present invention;

fig. 6 is an enlarged view of the point B of the portable grinder of the present invention.

The reference numerals are explained below:

1. a handle; 2. an anti-slip sleeve; 3. a housing; 4. a transmission mechanism; 401. a motor; 402. a driving runner; 403. a driven runner; 404. a drive shaft; 405. a support block; 406. a grinding wheel; 5. a switch button; 6. a charging mechanism; 601. a protective shell; 602. a storage battery; 603. a charging port; 604. a cover plate; 605. a bump; 606. inserting a rod; 607. moving the plate; 608. a telescopic rod; 609. a threaded rod; 610. a limiting block; 611. adjusting a knob; 7. a shaft sleeve; 8. mounting a plate; 9. a shield.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

example 1

As shown in fig. 1, 3 and 5, a portable handheld grinder comprises a handle 1, an anti-slip sleeve 2, a shell 3, a switch button 5, a charging mechanism 6, a shaft sleeve 7, a mounting plate 8 and a shield 9, wherein the anti-slip sleeve 2 is installed on the outer side of the handle 1, the shell 3 is fixed on the side surface of the handle 1, the switch button 5 is installed above the shell 3, the charging mechanism 6 is arranged on the side surface of the switch button 5, the shaft sleeve 7 is installed on one side of the shell 3 away from the handle 1, the mounting plate 8 is fixed on one end of the shaft sleeve 7 away from the shell 3, the shield 9 is fixed on one side of the mounting plate 8 away from the shaft sleeve 7, the portable handheld grinder further comprises a transmission mechanism 4, the transmission mechanism 4 is arranged inside the shell 3, the transmission mechanism 4 comprises a motor 401, a driving runner 402, a driven runner 403, a transmission shaft 404, a supporting block 405 and, a transmission shaft 404 is fixed on the side surface of the driven rotating wheel 403, a supporting block 405 is installed on the outer side of the transmission shaft 404, and a grinding wheel 406 is installed at one end of the transmission shaft 404 far away from the driven rotating wheel 403.

The charging mechanism 6 comprises a protective shell 601, a storage battery 602, a charging port 603, a cover plate 604, a bump 605, an insertion rod 606, a moving plate 607 and an expansion rod 608, wherein the storage battery 602 is installed inside the protective shell 601, the charging port 603 is arranged on the protective shell 601, the cover plate 604 is installed above the charging port 603, the bump 605 is fixed above the cover plate 604, the insertion rod 606 is arranged on the cover plate 604, the moving plate 607 is fixed at one end of the insertion rod 606, and the expansion rod 608 is installed at one side, far away from the insertion rod 606, of the moving; the anti-slip sleeve 2 is bonded with the handle 1, and the anti-slip sleeve 2 is made of polyvinyl chloride; the driving rotating wheel 402 is meshed with the driven rotating wheel 403, the transmission shaft 404 is in key connection with the driven rotating wheel 403, and the diameter of the transmission shaft 404 is 2 cm; the telescopic rod 608 is welded with the moving plate 607, the insert rod 606 is welded with the moving plate 607, and the insert rod 606 is made of hard alloy.

In the above mechanism: when the device is used, the handle 1 is held by hand, the switch button 5 is pressed, the motor 401 is electrified and started, the motor 401 drives the driving rotating wheel 402 to rotate, the driving rotating wheel 402 drives the driven rotating wheel 403 to rotate, the driven rotating wheel 403 drives the grinding wheel 406 to rotate through the transmission shaft 404, grinding operation can be started, when the storage battery 602 needs to be charged, the moving plate 607 is pushed to be away from the cover plate 604, the moving plate 607 drives the inserting rod 606 to move, the inserting rod 606 is separated from the cover plate 604, the cover plate 604 is opened through the bump 605, and the charging port 603 is exposed outside at the moment, so that the storage battery 602 can be charged.

Example 2

As shown in fig. 2, 4 and 6, the difference between the embodiment 2 and the embodiment 1 is that the insertion rod 606, the moving plate 607 and the expansion rod 608 are replaced by a threaded rod 609, a limit block 610 and an adjusting knob 611, the threaded rod 609 is welded to the limit block 610, the adjusting knob 611 is welded to the threaded rod 609, when the battery 602 needs to be charged, the adjusting knob 611 is rotated in the reverse direction, the adjusting knob 611 drives the threaded rod 609 to move so that the threaded rod 609 is separated from the cover plate 604, the cover plate 604 is opened through the bump 605, and the charging port 603 is exposed at this time, so that the battery 602 can be charged.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a handheld portable grinder, includes handle (1), antiskid cover (2), shell (3), shift knob (5), charging mechanism (6), axle sleeve (7), mounting panel (8), guard shield (9), install in handle (1) outside antiskid cover (2), handle (1) side is fixed with shell (3), install shell (3) top shift knob (5), shift knob (5) side is provided with charging mechanism (6), install shell (3) keep away from one side of handle (1) axle sleeve (7), keep away from axle sleeve (7) the one end of shell (3) is fixed with mounting panel (8), mounting panel (8) are kept away from one side of axle sleeve (7) is fixed with guard shield (9), its characterized in that: the grinding wheel transmission mechanism is characterized by further comprising a transmission mechanism (4), the transmission mechanism (4) is arranged inside the shell (3), the transmission mechanism (4) comprises a motor (401), a driving rotating wheel (402), a driven rotating wheel (403), a transmission shaft (404), a supporting block (405) and a grinding wheel (406), the driving rotating wheel (402) is fixed to the side face of the motor (401), the driven rotating wheel (403) is installed below the driving rotating wheel (402), the transmission shaft (404) is fixed to the side face of the driven rotating wheel (403), the supporting block (405) is installed on the outer side of the transmission shaft (404), and the grinding wheel (406) is installed at one end, far away from the driven rotating wheel (403), of the transmission shaft (404).

2. A hand-held portable grinder as claimed in claim 1, wherein: charging mechanism (6) are including protective housing (601), battery (602), mouth (603) charges, apron (604), lug (605), inserted bar (606), movable plate (607), telescopic link (608), protective housing (601) internally mounted have battery (602), be provided with on protective housing (601) mouthful (603) charges, install mouthful (603) top of charging apron (604), apron (604) top is fixed with lug (605), be provided with on apron (604) inserted bar (606), inserted bar (606) one end is fixed with movable plate (607), movable plate (607) are kept away from one side of inserted bar (606) is installed telescopic link (608).

3. A hand-held portable grinder as claimed in claim 1, wherein: charging mechanism (6) is including protective housing (601), battery (602), the mouth (603) that charges, apron (604), lug (605), threaded rod (609), stopper (610), adjust knob (611), protective housing (601) internally mounted have battery (602), be provided with on protective housing (601) the mouth (603) that charges, it installs to charge mouthful (603) top apron (604), apron (604) top is fixed with lug (605), be provided with on apron (604) threaded rod (609), the threaded rod (609) outside is fixed with stopper (610), threaded rod (609) one end is fixed with adjust knob (611).

4. A hand-held portable grinder as claimed in claim 1, wherein: the anti-slip sleeve (2) is adhered to the handle (1), and the anti-slip sleeve (2) is made of polyvinyl chloride.

5. A hand-held portable grinder as claimed in claim 1, wherein: the driving rotating wheel (402) is meshed with the driven rotating wheel (403), the transmission shaft (404) is connected with the driven rotating wheel (403) through a key, and the diameter of the transmission shaft (404) is 2 cm.

6. A hand-held portable grinder as claimed in claim 2, wherein: the telescopic rod (608) is welded with the moving plate (607), the inserted link (606) is welded with the moving plate (607), and the inserted link (606) is made of hard alloy.

7. A hand-held portable grinder as claimed in claim 3, wherein: the threaded rod (609) is welded with the limiting block (610), and the adjusting knob (611) is welded with the threaded rod (609).