CN108067985B - Sanding machine - Google Patents
Sanding machine Download PDFInfo
- Publication number
- CN108067985B CN108067985B CN201610981655.0A CN201610981655A CN108067985B CN 108067985 B CN108067985 B CN 108067985B CN 201610981655 A CN201610981655 A CN 201610981655A CN 108067985 B CN108067985 B CN 108067985B
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- Prior art keywords
- bottom plate
- sander
- output head
- output
- working
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- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 230000033001 locomotion Effects 0.000 claims abstract description 19
- 238000004378 air conditioning Methods 0.000 claims description 2
- 239000004576 sand Substances 0.000 description 21
- 230000003139 buffering effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
- B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention provides a sander, comprising: a body; one end of the swinging foot is connected with the machine body, and the other end of the swinging foot is provided with an output assembly; the output assembly comprises a connecting piece, and an output head is arranged at one end of the connecting piece, which is far away from the swinging foot, in a protruding manner; the transmission assembly is connected with an output shaft of the motor; the working assembly comprises a working bottom plate and an elastic clamping piece, a mounting hole is formed in the working bottom plate, and the elastic clamping piece is fixed in the mounting hole; the motor drives the transmission assembly to drive the working bottom plate to move; the clamping holes are formed in the elastic clamping pieces, the output heads are clamped in the clamping holes of the elastic clamping pieces, and the swing feet limit the movement of the working bottom plate, so that the problems that the working bottom plate is poor in replaceability and the swing feet are low in reliability in rigid connection with the working bottom plate are effectively solved, the reliability between the swing feet and the working bottom plate is improved, the quick connection between the swing feet and the working bottom plate is realized, and the replacement of the working bottom plate is facilitated.
Description
Technical Field
The invention relates to the technical field of sanding electric tools, in particular to a sander.
Background
Currently, when a sanding machine is used for replacing a sanding bottom plate, the sanding bottom plate of the sanding machine is usually connected with a swinging foot through a screw. Thus, the problem of connection between the bottom plate and the machine body of the sanding machine for plate sand can be solved. However, the connection is realized through the structure of the sander, so that the sander is inconvenient to replace a board sand bottom plate, and meanwhile, the board sand bottom plate and the swinging feet are not reliably connected, so that the use of the sander is affected.
Disclosure of Invention
Based on the above, it is necessary to provide a sander which can ensure reliable connection between the swinging feet and the bottom plate, realize quick connection and reduce the installation precision requirement between the swinging feet and the bottom plate, aiming at the problem that the connection between the swinging feet and the bottom plate is unreliable when the sanding machine is used for replacing the board sand bottom plate.
The above purpose is achieved by the following technical scheme:
a sander, comprising:
the device comprises a machine body, wherein a motor is arranged in the machine body;
one end of the swing foot is connected with the machine body, and the other end of the swing foot is provided with an output assembly; the output assembly comprises a connecting piece, the connecting piece is arranged on the end part of the swinging foot, and an output head is arranged at one end of the connecting piece far away from the swinging foot in a protruding way;
the transmission assembly is connected with an output shaft of the motor; a kind of electronic device with high-pressure air-conditioning system
The working assembly comprises a working bottom plate and an elastic clamping piece, wherein a mounting hole is formed in the working bottom plate, and the elastic clamping piece is fixed in the mounting hole;
the motor drives the transmission assembly to drive the working bottom plate to move; the elastic clamping piece is provided with a clamping hole, and the output head is clamped in the clamping hole of the elastic clamping piece, so that the swing foot limits the movement of the working bottom plate.
In one embodiment, the connector is an elastic connector.
In one embodiment, the connector further has a support surface disposed on a surface of the connector having the output head;
the supporting surface is abutted with the elastic clamping piece.
In one embodiment, the connector further includes a wrapping portion, where the wrapping portion is used with an end portion of the swing leg, and an extending direction of the wrapping portion is opposite to an orientation of the output head.
In one embodiment, the elastic clamping member comprises an axial supporting portion arranged on an end face of the elastic clamping member, the output head is installed in the clamping hole, and the axial supporting portion can be in contact with the connecting member.
In one embodiment, the output head is spherical, the spherical output head is installed in the clamping hole, and the outer wall of the output head is abutted with the inner wall of the clamping hole.
In one embodiment, the elastic clamping piece further comprises a radial protrusion arranged on the inner wall of the clamping hole;
the output head is arranged in the clamping hole, and the outer wall of the output head is abutted to the radial protrusion.
In one embodiment, the radial projections are annularly disposed;
or the radial protrusions are multiple in number, and the radial protrusions are annularly arranged on the inner wall of the clamping hole.
In one embodiment, the output head is cylindrical or stepped cylindrical in shape;
the radial projections grip the end of the output stud.
In one embodiment, the output head and the elastic clamping piece are in interference fit;
the axial supporting part and the radial bulge are of an integrated structure.
In one embodiment, the elastic clamping piece is an O-ring, the O-ring is fixed in the mounting hole, and the output head is mounted in the O-ring.
In one embodiment, the output assembly further comprises a swing plate, the swing plate is mounted at the bottom of the machine body, and the output head penetrates through the swing plate and extends out.
The beneficial effects of the invention are as follows:
the sander disclosed by the invention has the advantages that the structural design is simple and reasonable, the motor is connected with the working bottom plate through the transmission assembly to drive the working bottom plate to move, and meanwhile, the swinging feet are connected with the working bottom plate through the output assembly to limit the movement of the working bottom plate, so that the working bottom plate of the sander can move according to a preset track to realize board sand operation, and the use requirement of a user is met. The swing foot can make the grinder realize swing foot and work bottom plate's quick connect when changing work bottom plate through output module and work bottom plate connection, is convenient for change work bottom plate, improves work bottom plate's removable performance, and output module can also guarantee to be connected reliably between swing foot and the work bottom plate when the grinder carries out the board sand operation simultaneously, guarantees grinder board sand operation's reliability. The swing foot can be through the output head joint on the connecting piece in order to restrict work bottom plate motion in elasticity joint spare, and elasticity joint spare can play shock attenuation buffering's effect, vibrations when reducing work bottom plate operation for the swing foot can flexible motion, and then makes work bottom plate steady, improves grinder's performance. Furthermore, the elastic clamping piece can reduce the installation accuracy requirement between the swinging foot and the working bottom plate, is convenient to assemble, further ensures that the working bottom plate moves stably, and improves the usability of the sander. According to the sanding machine, the motor drives the working bottom plate to move, and the output head is clamped in the elastic clamping piece to limit the movement of the working bottom plate so as to realize board sand operation, so that the problems that the working bottom plate is poor in replaceability and the reliability of rigid connection of the swinging feet and the working bottom plate is low when the board sand operation is performed after the working bottom plate is replaced are effectively solved, the reliability between the swinging feet and the working bottom plate is improved, the quick connection of the swinging feet and the working bottom plate is realized, the replacement of the working bottom plate is facilitated, the usability of the sanding machine is further ensured, and the reliability of the sanding machine is improved.
Drawings
FIG. 1 is a schematic cross-sectional view of a sander according to an embodiment of the present invention;
FIG. 2 is a perspective view of the sander shown in FIG. 1 with the working assembly removed;
FIG. 3 is a perspective view of the working assembly of the sander shown in FIG. 1;
FIG. 4 is a schematic cross-sectional view of a sander according to another embodiment of the present invention;
FIG. 5 is a partial perspective view of the swing foot of the sander shown in FIG. 4 with an output assembly mounted thereon;
FIG. 6 is a perspective view of the working assembly of the sander shown in FIG. 4;
FIG. 7 is a schematic cross-sectional view of a sander according to another embodiment of the present invention;
FIG. 8 is a partial perspective view of the swing foot of the sander shown in FIG. 7 with an output assembly mounted thereon;
FIG. 9 is a perspective view of the working assembly of the sander shown in FIG. 7;
FIG. 10 is a schematic cross-sectional view of a sanding machine according to a fourth embodiment of the present invention;
wherein:
100-sanding machine;
110-fuselage;
120-swinging feet;
130-an output component;
131-a connector;
1311-an output head;
1312-cladding;
132—a support surface;
140-working components;
141-a work floor;
142-elastic clip;
1421-an axial support;
1422-radial projections.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments are used to further describe the sander of the present invention in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 10, the present invention provides a sander 100, where the sander 100 is used to finish sanding operation, and polish a surface of a material or a workpiece, so that the surface of the material or the workpiece meets a process requirement, and meets a use requirement. The sander 100 of the present invention can ensure reliable connection between the swing foot 120 and the working base plate 141, and is convenient for replacing the working base plate 141, thereby improving the usability of the sander 100.
In the present invention, sander 100 includes a body 110, a swing foot 120, a transmission assembly (not shown), an output assembly 130, and a working assembly 140. The machine body 110 is provided with a motor and a transmission assembly, the motor is a power source of the whole sander 100, the transmission assembly is connected with an output shaft of the motor, and the transmission assembly is used for outputting power of the motor. The motor is connected with the working assembly 140 through a transmission assembly, and the motor drives the transmission assembly to drive the working assembly 140 to move. Meanwhile, the output assembly 130 is mounted on the swing foot 120, and the working assembly 140 is connected with the output assembly 130. One end of the swing foot 120 is fixedly connected with the machine body 110, the other end of the swing foot 120 is provided with an output assembly 130, and the swing foot 120 is connected with a working assembly 140 through the output assembly 130. When the motor drives the transmission assembly to drive the working assembly 140 to move, the swinging feet 120 can limit the movement of the working assembly 140 through the output assembly 130, so that the sanding machine 100 can realize the sanding operation. The motor drives the working assembly 140 to move through the transmission assembly, and when the working assembly 140 moves, the output assembly 130 is driven to move, and as the swinging feet 120 are fixed on the machine body 110, the swinging feet 120 can limit the movement of the working bottom plate, so that the sanding machine 100 can perform the sanding operation.
The output assembly 130 includes a connection member 131, the connection member 131 being mounted on an end of the swing foot 120 remote from the body 110, and an end of the connection member 131 remote from the swing foot 120 being provided with an output head 1311 in a protruding manner. The working assembly 140 includes a working base plate 141 and an elastic clamping member 142, the working base plate 141 is provided with a mounting hole, and the elastic clamping member 142 is fixed in the mounting hole. The elastic clamping piece 142 is provided with a clamping hole, and the output head 1311 is clamped in the clamping hole of the elastic clamping piece 142, so that the output head 1311 can be firmly fixed in the clamping hole. The transmission assembly is connected with the working bottom plate 141, the motor drives the transmission assembly to drive the working bottom plate 141 to move, the swing foot 120 enables the output head 1311 to be clamped in the elastic clamping piece 142 through the connecting piece 131, the output head 1311 is driven to move through the elastic clamping piece 142 when the working bottom plate 141 moves, and the swing foot 120 is fixed, so that the swing foot 120 can limit the movement of the working bottom plate 141 through the output head 1311, and further the sander can realize board sand operation. In addition, the elastic clamping piece 142 can reduce the requirement on the installation precision between the swinging foot 120 and the working bottom plate 141, is convenient to assemble, further ensures that the working bottom plate 141 moves stably, and improves the usability of the sander 100.
The connecting member 131 is used for connecting the swing leg 120 and the working base plate 141 to connect the swing leg 120 and the working assembly 140. When the sanding machine 100 is used for replacing the working bottom plate 141 in the plate sand operation, the connecting piece 131 can be used for realizing the quick replacement of the working bottom plate 141, so that the replaceable performance of the working bottom plate 141 is improved, and the sanding machine 100 is convenient for replacing the working bottom plate 141 in the plate sand operation. Meanwhile, the connecting piece 131 is clamped in the elastic clamping piece 142, so that connection reliability between the working bottom plate 141 and the swinging feet 120 can be guaranteed when the plate sand operation is performed after the working bottom plate 141 is replaced, working reliability of the sander 100 is improved, and the sander 100 is convenient to use. Meanwhile, the output head 1311 is connected with the working bottom plate 141 through the elastic clamping piece 142, and the elastic clamping piece 142 can play a role in damping and buffering so as to reduce vibration generated when the working bottom plate 141 moves, so that the movement of the working bottom plate 141 can be flexibly output, the working bottom plate 141 moves stably, noise generated when the sander 100 operates is reduced, and the service performance of the sander 100 is improved.
According to the sander 100 disclosed by the invention, the swing feet 120 are connected with the working bottom plate 141 through the output assembly 130, so that the output head 1311 can be firmly fixed in the clamping hole of the elastic clamping piece 142, the output head 1311 is prevented from being separated from the clamping hole when the sander 100 moves, the reliability of limiting the movement of the working bottom plate 141 by the swing feet 120 is ensured, and the sander 100 can perform sanding operation. Moreover, the output head 1311 is reliably fixed by the elastic clamping piece 142, so that reliable connection between the swinging leg 120 and the working base plate 141 is realized, and further, the connection reliability of the swinging leg 120 and the working base plate 141 during sanding operation is ensured. Meanwhile, the connection of the elastic clamping piece 142 and the output head 1311 can also realize the rapid replacement of the working bottom plate 141; and the output head 1311 and the working bottom plate 141 are flexibly connected through the elastic clamping piece 142, so that the swing foot 120 drives the output head 1311 to flexibly move through the elastic clamping piece 142.
At present, when the sanding machine is used for carrying out board sand operation by replacing a board sand bottom plate, the swinging foot of the sanding machine is connected with the bottom plate. Thus, the problem of connection between the bottom plate and the machine body of the sanding machine for plate sand can be solved. However, the connection is realized through the structure of the sander, so that the problem of unreliable connection exists when the board sand bottom plate and the swinging feet of the sander are replaced, and the service performance of the sander is further affected. The motor of the sander 100 is connected with the working bottom plate 141 through the transmission assembly to drive the working bottom plate 141 to move, and meanwhile, the swinging feet 120 are connected with the working bottom plate 141 through the output assembly 130 to limit the movement of the working bottom plate 141, so that the working bottom plate 141 of the sander 100 can move according to a preset track to realize board sand operation, and the use requirement of a user is met. The swing foot 120 is connected with the working bottom plate 141 through the output component 130, so that the quick connection between the swing foot 120 and the working bottom plate 141 can be realized when the working bottom plate 141 is replaced by the sander 100, the working bottom plate 141 is convenient to replace, the replaceable performance of the working bottom plate 141 is improved, meanwhile, the output component 130 can also ensure the connection reliability between the swing foot 120 and the working bottom plate 141 when the sander 100 performs the sanding operation, and the reliability of the sanding operation of the sander 100 is ensured. The swing foot 120 can be clamped to the elastic clamping piece 142 through the output head 1311 on the connecting piece 131 to limit the movement of the working bottom plate 141, the elastic clamping piece 142 can play a role in damping and buffering, vibration of the working bottom plate 1141 during operation is reduced, the swing foot 120 can flexibly move, the working bottom plate 141 is further enabled to move stably, and the service performance of the sander 100 is improved. According to the sanding machine 100, the motor drives the working bottom plate 141 to move, and the output head 1311 is clamped in the elastic clamping piece 142 to limit the movement of the working bottom plate 141 so as to realize board sand operation, so that the problems that the working bottom plate 141 is poor in replaceability and the reliability of rigid connection between the swinging foot 120 and the working bottom plate 141 is low when the board sand operation is performed after the working bottom plate 141 is replaced are effectively solved, the reliability between the swinging foot 120 and the working bottom plate 141 is improved, the quick connection between the swinging foot 120 and the working bottom plate 141 is realized, the replacement of the working bottom plate 141 is facilitated, the usability of the sanding machine 100 is further ensured, and the reliability of the sanding machine 100 is improved.
As an embodiment, the connection member 131 is an elastic connection member. Thus, the connecting piece 131 and the elastic clamping piece 142 are elastic pieces, so that vibration generated during movement of the working bottom plate 141 can be further reduced, movement of the working bottom plate 141 can be flexibly output, and the usability of the sander 100 is improved. When the motor drives the transmission assembly to drive the working bottom plate 141 to move, the elastic piece 131 can be deformed to realize the plate sand operation due to the relative movement of the swinging foot 120 and the working bottom plate 141. Meanwhile, as the elastic pieces are arranged between the connecting piece 131 and the elastic clamping piece 142, impact generated when the working bottom plate 141 moves can be avoided, vibration of the working bottom plate 141 is reduced, vibration of the sander 100 is further reduced, usability of the sander 100 is improved, and the sander is convenient for an operator to hold. Also, in the present embodiment, the connection member 131 and the elastic clip member 142 may be made of rubber. Thus, the output head 1311 and the elastic clamping piece 142 can be reliably connected, and vibration of the working bottom plate 141 during movement can be reduced, so that the sander 100 operates stably.
As an embodiment, the connection member 131 has a supporting surface 132, and the supporting surface 132 is disposed on a surface of the connection member 131 having the output head 1311. The supporting surface 132 abuts against the elastic clamping piece 142. The supporting surface 132 on the connecting member 131 is used for supporting on the elastic clamping member 142, so that the connection between the connecting member 131 and the elastic clamping member 142 is reliable, the connection between the swinging leg 120 and the working bottom plate 141 is further ensured, the problem that the connection between the swinging leg 120 and the working bottom plate 141 is unreliable when the sanding machine 100 performs the sanding operation after the working bottom plate 141 is replaced is effectively solved, and the working reliability of the sanding machine 100 is ensured. Meanwhile, the connecting piece 131 further includes a wrapping portion 1312, where the wrapping portion 1312 is used for being opposite to the direction of extension of the wrapping portion 1312 and the direction of the output head 1311 with respect to the end portion of the swing leg 120. The coating portion 1312 can improve the reliability of the connection between the link 131 and the swing foot 120, and further improve the reliability of the connection between the swing foot 120 and the work floor 141.
Further, the elastic clamping member 142 includes an axial supporting portion 1421 disposed on an end surface of the elastic clamping member 142, the output head 1311 is mounted in the clamping hole, and the axial supporting portion 1421 can contact the supporting surface 132 of the connecting member 131. The axial supporting member is used to cooperate with the supporting surface 132 of the connecting member 131 to support the connecting member 131, so that the connecting member 131 is reliably connected with the elastic clamping member 142, and further the reliable connection between the swinging leg 120 and the working base plate 141 is ensured.
Still further, the elastic clamping member 142 further includes radial protrusions disposed on the inner wall of the clamping hole
1422. The output head 1311 is mounted in the clamping hole, and the outer wall of the output head 1311 abuts against the radial projection 1422. The radial protrusion 1422 is used to fix the output head 1311 in the clamping hole, so that the output head 1311 is clamped by the radial protrusion 1422, preventing the output head 1311 from being separated from the clamping hole, and improving the reliability of connection between the swing foot 120 and the working base plate 141.
Further, the radial projection 1422 is annularly disposed. Of course, the number of the radial protrusions 1422 may be plural, and the radial protrusions 1422 are disposed around the inner wall of the fastening hole. The opposite radial protrusions 1422 can clamp the output head 1311, so that the output head 1311 is prevented from being separated from the clamping hole, and the swing foot 120 is ensured to be connected with the working bottom plate 141 reliably.
Referring to fig. 1-3, in one embodiment of the invention, the output head 1311 is cylindrical in shape. The radial protrusions 1422 in the clamping holes can clamp the cylindrical output head 1311, so that the output head 1311 is reliably fixed in the clamping holes, and the output head 1311 is prevented from falling out of the clamping holes.
Referring to fig. 4 to 6, in another embodiment of the present invention, the output head 1311 is spherical in shape, the spherical output head 1311 is mounted in the clamping hole, and the outer wall of the output head 1311 abuts against the inner wall of the clamping hole. The spherical output head 1311 can be directly clamped by the inner wall of the clamping hole, so that the output head 1311 is reliably fixed in the clamping hole, and the output head 1311 is prevented from falling out of the clamping hole.
Referring to fig. 7-9, in yet another embodiment of the present invention, the output head 1311 is shaped as a stepped cylinder with radial projections 1422 gripping the ends of the output head 1311. One end of the stepped cylindrical shape of the output head 1311 is clamped by the radial projection 1422 in the clamping hole, so that the output head 1311 is reliably fixed in the clamping hole, and the output head 1311 is prevented from falling out of the clamping hole. And, the surface of the stepped cylindrical output head 1311 at the end remote from the radial projection 1422 is disposed in an arc shape.
As one embodiment, the output head 1311 is an interference fit with the resilient clip 142. In this way, the output head 1311 can be firmly fixed in the clamping hole of the elastic clamping piece 142, so that the connection reliability of the swing foot 120 and the working bottom plate 141 through the connecting piece 131 is ensured, the reliability of the sander 100 is improved, and the usability of the sander 100 is ensured. Further, the axial support portion 1421 is integrally formed with the radial projection 1422. The axial support portion 1421 and the radial projection 1422 can save the assembly time of the elastic clamping member 142, reduce the assembly process, and improve the reliability of the elastic clamping member 142. Still further, the connecting member 131 and the supporting surface 132 are integrally formed to enhance the reliability of the output assembly 130.
Referring to fig. 10, in other embodiments of the invention, the resilient clip 142 is an O-ring, the O-ring is secured in the mounting hole, and the output head 1311 is mounted in the O-ring. The end of the output head 1311 is installed in an O-ring, and the inner wall of the O-ring can clamp the output head 1311, so that the output head 1311 can be firmly fixed in the O-ring, the output head 1311 is prevented from being separated from the clamping hole, and the connection reliability of the swing foot 120 and the working bottom plate 141 is ensured. Meanwhile, the O-shaped ring can also support the connecting piece 131, so that the reliability of connecting the swinging foot 120 and the working bottom plate 141 by the connecting piece 131 is ensured, and the usability of the sander 100 is further improved.
As an embodiment, the output assembly 130 further includes a swing plate mounted to the bottom of the body 110, through which the output head 1311 extends. The swinging plate is arranged at the bottom of the body 110 of the sander 100, and can swing to improve the performance of the sander 100.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (11)
1. A sander, comprising:
the device comprises a machine body, wherein a motor is arranged in the machine body;
one end of the swing foot is connected with the machine body, and the other end of the swing foot is provided with an output assembly; the output assembly comprises a connecting piece, the connecting piece is arranged on the end part of the swinging foot, and an output head is arranged at one end of the connecting piece far away from the swinging foot in a protruding way;
the transmission assembly is connected with an output shaft of the motor; a kind of electronic device with high-pressure air-conditioning system
The working assembly comprises a working bottom plate and an elastic clamping piece, wherein a mounting hole is formed in the working bottom plate, and the elastic clamping piece is fixed in the mounting hole;
the motor drives the transmission assembly to drive the working bottom plate to move; the elastic clamping piece is provided with a clamping hole, and the output head is clamped in the clamping hole of the elastic clamping piece, so that the swing foot limits the movement of the working bottom plate;
the connecting piece further comprises a wrapping portion, wherein the wrapping portion is used for the end portion of the swing foot, and the extending direction of the wrapping portion is opposite to the direction of the output head.
2. The sander of claim 1, wherein the connector is an elastic connector.
3. The sander of claim 2, wherein the connector further has a support surface disposed on a surface of the connector having the output head;
the supporting surface is abutted with the elastic clamping piece.
4. The sander of claim 1, wherein the elastic clamping member comprises an axial support portion disposed on an end surface of the elastic clamping member, the output head is mounted in the clamping hole, and the axial support portion is capable of contacting the connector.
5. The sander of claim 4, wherein the output head has a spherical shape, the spherical output head is mounted in the clamping hole, and an outer wall of the output head abuts an inner wall of the clamping hole.
6. The sander of claim 5, wherein the resilient clip further comprises a radial protrusion disposed on an inner wall of the clip aperture;
the output head is arranged in the clamping hole, and the outer wall of the output head is abutted to the radial protrusion.
7. The sander as set forth in claim 6, wherein said radial projections are annularly disposed;
or the radial protrusions are multiple in number, and the radial protrusions are annularly arranged on the inner wall of the clamping hole.
8. The sander of claim 7, wherein the output head is cylindrical or stepped cylindrical in shape;
the radial projections grip the end of the output stud.
9. The sander of claim 6, wherein the output head is in an interference fit with the resilient clip;
the axial supporting part and the radial bulge are of an integrated structure.
10. The sander of claim 2, wherein the resilient clip is an O-ring, the O-ring is secured in the mounting hole, and the output head is mounted in the O-ring.
11. A sanding machine according to any of claims 1 to 10 wherein said output assembly further comprises a swinging plate mounted to the bottom of said machine body, said output head extending through said swinging plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610981655.0A CN108067985B (en) | 2016-11-08 | 2016-11-08 | Sanding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610981655.0A CN108067985B (en) | 2016-11-08 | 2016-11-08 | Sanding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108067985A CN108067985A (en) | 2018-05-25 |
| CN108067985B true CN108067985B (en) | 2023-11-07 |
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| CN201610981655.0A Active CN108067985B (en) | 2016-11-08 | 2016-11-08 | Sanding machine |
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|---|---|
| CN108067985A (en) | 2018-05-25 |
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