CN104400604B - Grinding paper clamp rod of swinging arm type handheld grinding machine - Google Patents
Grinding paper clamp rod of swinging arm type handheld grinding machine Download PDFInfo
- Publication number
- CN104400604B CN104400604B CN201410591759.1A CN201410591759A CN104400604B CN 104400604 B CN104400604 B CN 104400604B CN 201410591759 A CN201410591759 A CN 201410591759A CN 104400604 B CN104400604 B CN 104400604B
- Authority
- CN
- China
- Prior art keywords
- sand paper
- dovetail groove
- trapezoidal
- button
- trapezoidal groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
- B24B27/04—Grinding machines or devices in which the grinding tool is supported on a swinging arm
-
- 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
Abstract
The invention relates to a grinding paper clamp rod of a swinging arm type handheld grinding machine. The grinding paper clamp rod comprises a longitudinal trapezoidal groove which is formed in the upper end face of the grinding paper clamp rod, wherein a trapezoidal strip is arranged in the trapezoidal groove; a locating notch is formed in each of the left and right sides of the lower end of the trapezoidal strip; a stepped hole is formed in the rear end of the grinding paper clamp rod, a spring is arranged in the stepped hole, a button is connected into the spring, turning sheets are respectively connected to the left and right sides of the upper end of the button, strip-shaped holes I are respectively formed in the junctions between the turning sheets and the button, the middle parts of the turning sheets are respectively connected to the internal wall of the rear end of the trapezoidal groove, strip-shaped holes II are respectively formed in the other ends of the turning sheets and are respectively connected with locating columns, and guiding rails which are used for limiting the locating columns to vertical linear movement are arranged at the upper parts of the locating columns. According to the grinding paper clamp rod of the swinging arm type handheld grinding machine, the trapezoidal strip is snapped into the trapezoidal groove, the upper edge of the trapezoidal groove is of an acute angle, and the frictional force between grinding paper and the interior of the trapezoidal groove is enormous after the two edges of the grinding paper bypass the upper edge of the trapezoidal groove and are snapped into the trapezoidal groove, so that the grinding paper difficultly falls out of the trapezoidal groove, and the stability of clamping of the grinding paper is guaranteed.
Description
Technical field
The present invention relates to grinding apparatus technical field, specifically a kind of swing arm hand-held grinder sand paper presss from both sides excellent.
Background technology
Corrosion is the modal wear form of metal, as long as there being the place of oxygen and water, it is not accompanied by all the time
The most frequently used metallic iron of metal, the especially mankind, rust is a kind of henna material, and it is so hard unlike ferrum, holds very much
Easy to fall off, after one block of ferrum gets rusty completely, volume can swell 8 times.If rust removes not in time, because spongiform rust is special
Easily absorb moisture, the ferrum in rust also just gets rusty faster.
In the industrial production, rust is relatively common, the raw metal of accumulation or melter product a period of time shelve with
Afterwards, due in factory steam larger, metal is easy to phenomenon of getting rusty, the raw metal getting rusty or melter product impact produce
The Forming Quality of product, wastes raw material, and in order to remove rusty stain in time, people commonly use sand paper and polished, or service efficiency is higher
Electric grinding machine.
Existing polisher mostly is electric angle grinder, due to reasons in structure, needs certain when this polishing machine uses
Angle, thus little with metal contact surface, namely buffed surface is little, has veined structure for surface, this polishing machine is difficult to edge
Texture is deeply polished, and easily polishes texture when doing the buffing machine polishing of turnover motion.
When being polished using sand paper, buffed surface is larger, and sand paper is different from bistrique, and bistrique contains metal handle, bistrique system
It is required height, high cost, sand paper is simple to manufacture, cost is relatively low.
In order to be able to better profit from lower-cost sand paper, and play sand papering area big the advantages of people need one kind
Sand paper can be fixed up and carry out the clamping device of certain forms polishing, and due to sand paper easily abrasion it is desirable to clamping device palpus
Have the characteristics that to change sand paper simplicity.
Content of the invention
In order to solve above-mentioned technical problem, the present invention provides a kind of swing arm hand-held grinder sand paper to press from both sides rod.
The present invention solves its technical problem and employs the following technical solutions to realize：
A kind of swing arm hand-held grinder sand paper presss from both sides rod, including the dovetail groove of the longitudinal direction pressing from both sides excellent upper surface positioned at sand paper.
It is provided with the trapezoidal bar using cooperatively with dovetail groove in described dovetail groove；The lower end of described trapezoidal bar each side sets
One is had to be used for the positioning recess of trapezoidal bar clamping.
The rear end of described sand paper folder rod is provided with a shoulder hole, and described ladder in the hole is provided with a spring, is connected with button in spring,
Described button upper end is passed through in dovetail groove, and the button left and right sides is all connected with rotor by way of hinged, described rotor with press
Button junction is equipped with a bar hole, and the middle part of rotor is all connected on the inwall of dovetail groove rear end by way of hinged, turns
The other end of piece is equipped with No. two bar holes, and described No. two bar holes are all connected with locating dowel by way of hinged, described fixed
The top of position post is provided with the guide rail for being limited to move along a straight line up and down locating dowel, presses the button and rotor can be driven to rotate, press
Button is slided in a bar shaped in the hole with the pin joint of rotor, and button is slided in No. two bar shaped in the holes with the pin joint of locating dowel, with
When locating dowel do vertical translator movement in guide rail.
The upper rear end of described dovetail groove is provided with the material mouth that allows for placing trapezoidal bar end.
Described allow material mouth be rectangular recess, the rear end of described trapezoidal bar is provided with the step with rectangular recess cooperation, described fixed
The distance of position post to rectangular recess inner side is equal with the distance of positioning recess to trapezoidal bar, so that trapezoidal bar is adequately inserted ladder
It is ensured that positioning recess has enough spaces mobile to the position directly over locating dowel in shape groove.
The distance that described guide rail the top presss from both sides excellent upper surface to sand paper is more than positioning recess bottom surface to trapezoidal bar upper surface
Distance, the height of described step is more than guide rail the top and arrives the distance of dovetail groove lower surface it is ensured that trapezoidal bar is trapezoidal in insertion
When in groove, step will not occur interfering with guide rail.
The invention has the beneficial effects as follows：Trapezoidal bar is stuck in dovetail groove the present invention, and the trapezoidal bar making can not be in dovetail groove
Inside move up and down, and because the top edge of dovetail groove is acute angle, the top edge that the two edges of sand paper are bypassed dovetail groove is stuck in ladder
After in shape groove, sand paper is very big with the frictional force in dovetail groove, can guarantee that sand paper is difficult in the dovetail groove by trapezoidal bar clamping de-
Go out the clip stability it is ensured that to sand paper.
By button control rotor thus controlling positioning states in dovetail groove for the locating dowel, simplifying the trapezoidal bar of manipulation and existing
Positioning action in dovetail groove it is ensured that positioning stablity in locating slot for the positioning strip, by between positioning recess and locating dowel
Frictional force acts on, and in conjunction with the resilient support to button for the spring, locating dowel is difficult in positioning recess, dovetail groove and trapezoidal bar
Connective stability is strong.
Brief description
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the three-dimensional installation diagram of the present invention；
Fig. 2 is the dovetail groove internal structure schematic diagram of the present invention；
Fig. 3 is the axonometric chart of the trapezoidal bar of the present invention；
Fig. 4 is the internal structure scheme of installation of the dovetail groove of the present invention；
Fig. 5 is the sectional view along A-A for the Fig. 4.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention realizes are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
As shown in Figures 1 to 5, a kind of swing arm hand-held grinder sand paper presss from both sides rod, presss from both sides excellent 1 upper surface including positioned at sand paper
Longitudinal direction dovetail groove 2.
It is provided with the trapezoidal bar 3 using cooperatively with dovetail groove 2 in described dovetail groove 2；The lower end left and right sides of described trapezoidal bar 3
It is respectively provided with one to be used for the positioning recess 4 of trapezoidal bar 3 clamping.
The rear end of described sand paper folder rod 1 is provided with a shoulder hole 5, is provided with a spring 6, is connected with spring 6 in described shoulder hole 5
Button 7, described button 7 upper end is passed through in dovetail groove 2, and button 7 left and right sides is all connected with rotor 8, institute by way of hinged
State rotor 8 and be equipped with a bar hole 9 with button 7 junction, the middle part of rotor 8 is all connected to dovetail groove by way of hinged
On 2 rear end inwalls, the other end of rotor 8 is equipped with No. two bar holes 10, and described No. two bar holes 10 are all by way of hinged
It is connected with locating dowel 11, the top of described locating dowel 11 is provided with the guide rail for being limited to move along a straight line up and down locating dowel 11
12, press the button 7 and rotor 8 can be driven to rotate, button 7 is slided with the pin joint of rotor 8 a bar hole 9 in, button 7 and calmly
The pin joint of position post 11 slides in No. two bar holes 10, and locating dowel 11 does vertical translator movement in guide rail 12 simultaneously.
The upper rear end of described dovetail groove 2 is provided with and allows material mouth 13 for place trapezoidal bar 3 end.
Described allow material mouth 13 be rectangular recess, the rear end of described trapezoidal bar 3 is provided with the step 14 with rectangular recess cooperation, institute
The distance stating distance and positioning recess 4 to the trapezoidal bar 3 that locating dowel 11 arrives rectangular recess inner side is equal, so that by trapezoidal bar 3
It is adequately inserted in dovetail groove 2 it is ensured that positioning recess 4 has enough spaces mobile to the position directly over locating dowel 11.
The distance that described guide rail 12 the top presss from both sides excellent 1 upper surface to sand paper is more than positioning recess 4 bottom surface on trapezoidal bar 3
The distance of end face, the height of described step 14 is more than guide rail 12 the top to the distance of dovetail groove 2 lower surface it is ensured that trapezoidal bar 3
When inserting in dovetail groove 2, step 14 will not occur interfering with guide rail 12.
Specifically used step is as follows：First sand paper is wrapped on sand paper folder rod 1, the two edges of sand paper are placed on dovetail groove
In 2, then press the button 7, upwardly, rotor 8 is all around the hinge of rotor 8 and sand paper folder rod 1 by inside rotor 8 for button 7 lower end
Contact rotates, and locating dowel 11 is taken in guide rail 12, puts into trapezoidal bar 3 in dovetail groove 2 afterwards, by two side compressings of sand paper
In dovetail groove 2, trapezoidal bar 3 is pushed into dovetail groove 2 inner side, until described step 14 is stuck in allowing in material mouth 13, positioning recess 4
Move to directly over locating dowel 11, last release button 7, button 7 resets under spring 6 effect, pulls down inside rotor 8,
Rotor 8 by locating dowel 11 upwardly, is stuck in positioning recess 4, thus trapezoidal bar 3 is fixed, prevents trapezoidal bar 3 in sand paper
Deviate from the swing process of folder rod 1.
After sand paper is polished totally on sand paper folder rod 1, press the button 7, trapezoidal bar 3 is pulled out, the sand paper more renewing
?.
Ultimate principle, principal character and the advantages of the present invention of the present invention have been shown and described above.The technology of the industry
, it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and description is originally for personnel
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes
Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and its
Equivalent thereof.
Claims (4)
1. a kind of swing arm hand-held grinder sand paper presss from both sides rod, including the dovetail groove of the longitudinal direction pressing from both sides excellent upper surface positioned at sand paper, its
It is characterised by：
It is provided with the trapezoidal bar using cooperatively with dovetail groove in described dovetail groove；The lower end left and right sides of described trapezoidal bar is respectively provided with one
Individual positioning recess；
The rear end of described sand paper folder rod is provided with a shoulder hole, and described ladder in the hole is provided with a spring, is connected with button in spring, described
The button upper end left and right sides is all connected with rotor by way of hinged, is equipped with a bar shaped at described rotor and button connects
Hole, the middle part of rotor is all connected on the inwall of dovetail groove rear end by way of hinged, and the other end of rotor is equipped with No. two bars
Shape hole, described No. two bar holes are all connected with locating dowel by way of hinged, and the top of described locating dowel is provided with locating dowel
It is limited to the guide rail moving along a straight line up and down.
2. a kind of swing arm hand-held grinder according to claim 1 with sand paper press from both sides rod it is characterised in that：Described dovetail groove
Upper rear end be provided with and allow material mouth.
3. a kind of swing arm hand-held grinder according to claim 2 with sand paper press from both sides rod it is characterised in that：The described material mouth that allows
For rectangular recess, the rear end of described trapezoidal bar is provided with the step with rectangular recess cooperation, and described locating dowel is interior to rectangular recess
The distance of side is equal with the distance of positioning recess to trapezoidal bar.
4. a kind of swing arm hand-held grinder according to claim 3 with sand paper press from both sides rod it is characterised in that：Described guide rail is
The distance that upper end presss from both sides excellent upper surface to sand paper is more than positioning recess bottom surface to the distance of trapezoidal bar upper surface, the height of described step
Degree is more than the distance of guide rail the top to dovetail groove lower surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410591759.1A CN104400604B (en) | 2014-10-28 | 2014-10-28 | Grinding paper clamp rod of swinging arm type handheld grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410591759.1A CN104400604B (en) | 2014-10-28 | 2014-10-28 | Grinding paper clamp rod of swinging arm type handheld grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104400604A CN104400604A (en) | 2015-03-11 |
| CN104400604B true CN104400604B (en) | 2017-02-15 |
Family
ID=52638303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410591759.1A Expired - Fee Related CN104400604B (en) | 2014-10-28 | 2014-10-28 | Grinding paper clamp rod of swinging arm type handheld grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104400604B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB604651A (en) * | 1945-12-10 | 1948-07-07 | Lilian Kathleen Percival | Improvements in holders for abrasive cloths, polishing cloths and the like |
| US5902176A (en) * | 1997-10-07 | 1999-05-11 | Chen; Kun-You | Clamping device for a sanding tool |
| EP2404701B1 (en) * | 2010-07-05 | 2013-05-29 | Techtronic Power Tools Technology Limited | Sander |
| CN202742182U (en) * | 2012-06-19 | 2013-02-20 | 浙江吉利汽车研究院有限公司杭州分公司 | Small-sized sanding machine |
-
2014
- 2014-10-28 CN CN201410591759.1A patent/CN104400604B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104400604A (en) | 2015-03-11 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20201028 |