CN205497228U - Explosion -proof grinder - Google Patents
Explosion -proof grinder Download PDFInfo
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- CN205497228U CN205497228U CN201620173722.1U CN201620173722U CN205497228U CN 205497228 U CN205497228 U CN 205497228U CN 201620173722 U CN201620173722 U CN 201620173722U CN 205497228 U CN205497228 U CN 205497228U
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Abstract
The utility model relates to an explosion -proof grinder, contains the workstation, the emery wheel, the main shaft, explosion -proof outer guard shield, interior explosion -proof rotatory guard shield and travel switch, still contain and prop a mechanism and supporting mechanism, two protection disk of interior explosion -proof rotatory guard shield are partial ring shape, all be equipped with convex guide rail groove on two protection disk, the centre of a circle in this arc guide rail groove and the coincidence of the axial lead of main shaft, the convex guide rail groove and the supporting mechanism of interior explosion -proof rotatory guard shield constitute to rotate to be connected, the supporting mechanism sets up on the interior top of guard shield outside explosion -proof, prop in the arc quotation of explosion -proof rotatory guard shield including the mechanism top, rotate when contacting with the workstation along the main shaft when the fender of interior explosion -proof rotatory guard shield frame, prop a mechanism just in time with the back tip contact of the arc quotation of interior explosion -proof rotatory guard shield, travel switch sets up the rear portion of guard shield explosion -proof outside, and the back tip of travel switch's the contact arc quotation of explosion -proof rotatory guard shield in and contacts. The utility model discloses assembly, easy maintenance, and simple structure, low in production cost.
Description
Technical field
This utility model relates to a kind of explosion-proof abrasive machine, belongs to electric tool technical field.
Background technology
The explosion-proof abrasive machine of existing one, containing workbench, emery wheel, grinding wheel chuck, main shaft and explosion-proof outer shield, explosion-proof outer shield is arranged on workbench with opening, main shaft, and main shaft is through explosion-proof outer shield.Emery wheel is arranged on grinding wheel chuck, grinding wheel chuck is connected with main shaft outfan, and emery wheel is positioned at explosion-proof outer shield, explosion-proof outer shield is arranged on the table, also including that interior explosion-proof rotating shroud, interior explosion-proof rotating shroud are arranged between emery wheel and explosion-proof outer shield, interior explosion-proof rotating shroud includes two protective plates, arc card, location-plate, switch limiting plate and travel switch, protective plate is arranged on the both sides of emery wheel, and protective plate is connected with main shaft rolling by bearing.Arc card is arranged on two protective plates.And location-plate, switch limiting plate are arranged on the outer surface of arc card, arc card is positioned on explosion-proof outer shield by location-plate by split pin, and switch limiting plate contacts with the switch contact of travel switch, and travel switch is arranged on explosion-proof outer shield.
In above-mentioned explosion-proof abrasive machine, owing to the protective plate of interior explosion-proof rotating shroud is connected with main shaft rolling by bearing, that is in, the protective plate of explosion-proof rotating shroud must be installed on main shaft by bearing, simultaneously because the protective plate of interior explosion-proof rotating shroud and emery wheel are installed on main shaft simultaneously, the most not only it is not easy to assembling or maintenance, and structure is complicated, production cost is high.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of explosion-proof abrasive machine, and this explosion-proof abrasive machine not only assembles, easy to maintenance, and simple in construction, production cost is low.
nullIn order to solve above-mentioned technical problem，A kind of explosion-proof abrasive machine of this utility model，Containing workbench、Emery wheel、Main shaft、Explosion-proof outer shield、Interior explosion-proof rotating shroud and travel switch，Explosion-proof outer shield is with opening，Main shaft is arranged on workbench，And main shaft is through explosion-proof outer shield，Emery wheel is arranged on grinding wheel chuck，Grinding wheel chuck is connected with the outfan of main shaft，And emery wheel is positioned at explosion-proof outer shield，Interior explosion-proof rotating shroud includes two protective plates、Arc card，Arc card is arranged on the neighboring of two protective plates，It is provided with baffle plate in arc card，Interior two protective plates of explosion-proof rotating shroud and the leading section of arc card are provided with divider，This divider is provided with through hole，The pin-and-hole that this through hole is provided with described explosion-proof outer shield upper end matches，This pin-and-hole is provided with through hole with described divider and is connected by latch，Interior explosion-proof rotating shroud is positioned at the inside of explosion-proof outer shield，The top of emery wheel is positioned at the inside of explosion-proof rotating shroud，Possibly together with support mechanism and supporting mechanism，Two protective plates of described interior explosion-proof rotating shroud are partial circle shape，It is equipped with arc-shaped rail groove on two protective plates of this partial circle shape，The center of circle of this arc-shaped rail groove overlaps with the axial line of described main shaft，The arc-shaped rail groove of interior explosion-proof rotating shroud is rotationally connected with supporting mechanism composition，Supporting mechanism is arranged on the inner top of described explosion-proof outer shield，Support mechanism withstands in the arc card of described interior explosion-proof rotating shroud，When the divider of described interior explosion-proof rotating shroud is along described main axis to when contacting with described workbench，Described support mechanism just rearward end with the arc card of described interior explosion-proof rotating shroud contacts；Described travel switch is arranged on the rear portion of described explosion-proof outer shield, and the contact of described travel switch contacts with the rearward end of the arc card of described interior explosion-proof rotating shroud.
Described supporting mechanism contains fixed mount, containing the first pulley, first pulley spindle, second pulley and the second pulley spindle, first pulley is installed on the first pulley spindle, first pulley is positioned at the one end of the arc-shaped rail groove that two protective plates of described partial circle shape are provided with, first pulley spindle is arranged on described fixed mount, second pulley is positioned in the arc-shaped rail groove that two protective plates of described partial circle shape are provided with, second pulley spindle is arranged on described fixed mount, distance between axial line and the axial line of described main shaft of the first pulley spindle is equal to the distance between axial line and the axial line of described main shaft of the second pulley spindle, fixed mount is arranged on the inner top of described explosion-proof outer shield.
The plane that the axial line of the axial line of described first pulley spindle and described main shaft is constituted, with horizontal plane.
When the divider of described interior explosion-proof rotating shroud is along described main axis to when contacting with described workbench, described second pulley is placed exactly in the other end of the arc-shaped rail groove that two protective plates of described partial circle shape are provided with.
Described support mechanism includes support and the 3rd pulley, and on the rear side of the inner top that support is arranged on described explosion-proof outer shield, the 3rd pulley is configured to be rotationally connected with propping up, and the 3rd pulley withstands in the arc card of described interior explosion-proof rotating shroud；When the divider of described interior explosion-proof rotating shroud is along described main axis to when contacting with described workbench, the 3rd pulley of described support mechanism just rearward end with the arc card of described interior explosion-proof rotating shroud contacts.
In above-mentioned explosion-proof abrasive machine, owing to interior explosion-proof rotating shroud is connected with explosion-proof outer shield by supporting mechanism, support mechanism withstands in the arc card of interior explosion-proof rotating shroud, compared with prior art, protective plate and the emery wheel of interior explosion-proof rotating shroud are no longer necessary to be installed on main shaft simultaneously, therefore it is not only convenient for assembling or keeps in repair, and simple in construction, production cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the explosion-proof abrasive machine of this utility model.
Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of the explosion-proof abrasive machine of this utility model.
Fig. 3 is the structure enlarged diagram of the first pulley assembly.
Detailed description of the invention
Accompanying drawing discloses the structural representation of one preferred embodiment of this utility model without limitation, explains the technical solution of the utility model below with reference to accompanying drawing.
In Fig. 1, a kind of explosion-proof abrasive machine, containing workbench 1, emery wheel 2, main shaft 3, explosion-proof outer shield 17, interior explosion-proof rotating shroud 4 and travel switch 19, explosion-proof outer shield 17 is with opening.Main shaft 3 is arranged on workbench 1, and main shaft 3 is through explosion-proof outer shield 17, and emery wheel 2 is arranged on grinding wheel chuck 20, and grinding wheel chuck 20 is connected with the outfan of main shaft 3, and emery wheel 2 is positioned at explosion-proof outer shield 17.Interior explosion-proof rotating shroud 4 includes two protective plates 11, arc card 9, arc card 9 is arranged on the neighboring of two protective plates 11, baffle plate 12 it is provided with in arc card 9, interior two protective plates 11 of explosion-proof rotating shroud 4 and the leading section of arc card 9 are provided with divider 5, this divider 5 is provided with through hole, this through hole matches with the described pin-and-hole being provided with explosion-proof outer shield 17 upper end of opening, and this pin-and-hole is provided with through hole and is connected by latch 7 with described divider 5.Interior explosion-proof rotating shroud 4 is positioned at the inside of explosion-proof outer shield 17, and the top of emery wheel 2 is positioned at the inside of explosion-proof rotating shroud 4.Above-mentioned explosion-proof abrasive machine is possibly together with support mechanism 15 and supporting mechanism.Two protective plates 11 of described interior explosion-proof rotating shroud 4 are partial circle shape, it is equipped with arc-shaped rail groove 13 on two protective plates 11 of this partial circle shape, the center of circle of this arc-shaped rail groove 13 overlaps with the axial line of described main shaft 3, the arc-shaped rail groove 13 of interior explosion-proof rotating shroud 4 is rotationally connected with supporting mechanism composition, and supporting mechanism is arranged on the inner top of described explosion-proof outer shield 17.Support mechanism 15 withstands in the arc card 9 of described interior explosion-proof rotating shroud 4.When the divider 5 of described interior explosion-proof rotating shroud 4 turns to contact with described workbench 1 along described main shaft 3, described support mechanism 15 just rearward end with the arc card 9 of described interior explosion-proof rotating shroud 4 contacts.Described travel switch 19 is arranged on the rear portion of described explosion-proof outer shield 17, and the contact 18 of described travel switch 19 contacts with the rearward end of the arc card 9 of described interior explosion-proof rotating shroud 4.
Described supporting mechanism contains fixed mount the 8, first pulley the 6, first pulley spindle, the second pulley 10 and the second pulley spindle.First pulley 6 is installed on the first pulley spindle, and the first pulley 6 is positioned at the one end of the arc-shaped rail groove 13 that two protective plates 11 of described partial circle shape are provided with, and the first pulley spindle is arranged on described fixed mount 8.Second pulley 10 is positioned in the arc-shaped rail groove 13 that two protective plates 11 of described partial circle shape are provided with, and the second pulley spindle is arranged on described fixed mount 8.Distance between axial line and the axial line of described main shaft 3 of the first pulley spindle is equal to the distance between axial line and the axial line of described main shaft 3 of the second pulley spindle, and fixed mount 8 is arranged on the inner top of described explosion-proof outer shield.
The plane that the axial line of the axial line of described first pulley spindle and described main shaft 3 is constituted, with horizontal plane.
When the divider 5 of described interior explosion-proof rotating shroud 4 turns to contact with described workbench 1 along described main shaft 3, described second pulley 10 is placed exactly in the other end of the arc-shaped rail groove 13 that two protective plates 11 of described partial circle shape are provided with.
Described supporting mechanism can also use another kind of version, as shown in Figure 2, i.e. contain fixed mount 8 and four pulley assemblies, four pulley assemblies are respectively the first pulley assembly the 21, second pulley assembly the 22, the 3rd pulley assembly 23 and the 4th pulley assembly 24, and the first pulley assembly 21 is identical with the structure of the second pulley assembly the 22, the 3rd pulley assembly 23 and the 4th pulley assembly 24.
As a example by the first pulley assembly 21, as it is shown on figure 3, the first pulley assembly 21 includes pulley 37, pulley spindle 35, back-up ring 33, check ring 32, left back-up ring 38, right back-up ring 41 and locking nut 31.The middle part of pulley spindle 35 is provided with axle journal 36, and the one end of pulley spindle 35 is provided with screw thread, and one end of pulley spindle 35 is installed in the pilot hole 34 that described fixed mount 8 is provided with, and back-up ring 33, check ring 32 and locking nut 31 are contained on the one end of pulley spindle 35 successively.Left back-up ring 38, pulley 37 and right back-up ring 41 are contained on the other end of pulley spindle 35 successively, and the other end of pulley spindle 35 is provided with jump ring 39.In the arc-shaped rail groove 13 of the protective plate that pulley 37 is positioned in said two protective plate 11.
First pulley assembly 21 and the second pulley assembly 22 are contained in the side of described fixed mount 8, and the 3rd pulley assembly 23 and the 4th pulley assembly 24 are contained in the opposite side of described fixed mount 8.
In the arc-shaped rail groove that the protective plate that the pulley 37 of the first pulley assembly 21 and the pulley of the second pulley assembly 22 are positioned in two protective plates 11 of described partial circle shape is provided with, in the arc-shaped rail groove that another protective plate that the pulley of the 3rd pulley assembly 23 and the pulley of the 4th pulley assembly 24 are positioned in two protective plates 11 of described partial circle shape is provided with.
Described support mechanism 15 includes support 14 and the 3rd pulley 16, and on the rear side of the inner top that support 14 is arranged on described explosion-proof outer shield 17, the 3rd pulley 16 is rotationally connected with support 14 composition.3rd pulley 16 withstands in the arc card of described interior explosion-proof rotating shroud 4；When the divider 5 of described interior explosion-proof rotating shroud 4 turns to contact with described workbench 1 along described main shaft 3, the 3rd pulley 16 of described support mechanism 15 just rearward end with the arc card 9 of described interior explosion-proof rotating shroud 4 contacts.
When in running order emery wheel 2 ruptures, baffle plate 12 in the arc card 9 of interior explosion-proof rotating shroud 4 is ruptured the tangential force effect of the fragment of formation by emery wheel 2, interior explosion-proof rotating shroud 4 is made to rotate, when the rearward end of the arc card 9 of interior explosion-proof rotating shroud 4 leaves the contact 18 of travel switch 19, the power supply of explosion-proof abrasive machine is cut off, main shaft 3 stops operating, and prevents rupturing further of emery wheel 2 dangerous with other.When the divider 5 in interior explosion-proof rotating shroud 4 rotates to contact with described workbench 1, interior explosion-proof rotating shroud 4 stops operating, and makes the closure of openings of explosion-proof outer shield 17, completes the technological processing for explosion protection feature that emery wheel 2 ruptures, and prevents emery wheel 2 fragment from flying out and hurts sb.'s feelings.
In above-mentioned explosion-proof abrasive machine, owing to interior explosion-proof rotating shroud 4 is rotationally connected with supporting mechanism composition, support mechanism 15 withstands in the arc card 9 of interior explosion-proof rotating shroud 4, compared with prior art, protective plate 11 and the emery wheel 2 of interior explosion-proof rotating shroud 4 are no longer necessary to be installed on main shaft 3 simultaneously, therefore it is not only convenient for assembling or keeps in repair, and simple in construction, production cost is low.
It is merely to illustrate embodiment of the present utility model above in conjunction with this utility model preferred embodiment described by accompanying drawing; not as to aforementioned utility model purpose and claims content and the restriction of scope; every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, the most still belong to this utility model technology and rights protection model.
Claims (5)
- null1. an explosion-proof abrasive machine，Containing workbench、Emery wheel、Main shaft、Explosion-proof outer shield、Interior explosion-proof rotating shroud and travel switch，Explosion-proof outer shield is with opening，Main shaft is arranged on workbench，And main shaft is through explosion-proof outer shield，Emery wheel is arranged on grinding wheel chuck，Grinding wheel chuck is connected with the outfan of main shaft，And emery wheel is positioned at explosion-proof outer shield，Interior explosion-proof rotating shroud includes two protective plates、Arc card，Arc card is arranged on the neighboring of two protective plates，It is provided with baffle plate in arc card，Interior two protective plates of explosion-proof rotating shroud and the leading section of arc card are provided with divider，This divider is provided with through hole，The pin-and-hole that this through hole is provided with described explosion-proof outer shield upper end matches，This pin-and-hole is provided with through hole with described divider and is connected by latch，Interior explosion-proof rotating shroud is positioned at the inside of explosion-proof outer shield，The top of emery wheel is positioned at the inside of explosion-proof rotating shroud，It is characterized in that: possibly together with support mechanism and supporting mechanism，Two protective plates of described interior explosion-proof rotating shroud are partial circle shape，It is equipped with arc-shaped rail groove on two protective plates of this partial circle shape，The center of circle of this arc-shaped rail groove overlaps with the axial line of described main shaft，The arc-shaped rail groove of interior explosion-proof rotating shroud is rotationally connected with supporting mechanism composition，Supporting mechanism is arranged on the inner top of described explosion-proof outer shield，Support mechanism withstands in the arc card of described interior explosion-proof rotating shroud，When the divider of described interior explosion-proof rotating shroud is along described main axis to when contacting with described workbench，Described support mechanism just rearward end with the arc card of described interior explosion-proof rotating shroud contacts；Described travel switch is arranged on the rear portion of described explosion-proof outer shield, and the contact of described travel switch contacts with the rearward end of the arc card of described interior explosion-proof rotating shroud.
- The explosion-proof abrasive machine of one the most according to claim 1, it is characterized in that: described supporting mechanism contains fixed mount, containing the first pulley, first pulley spindle, second pulley and the second pulley spindle, first pulley is installed on the first pulley spindle, first pulley is positioned at the one end of the arc-shaped rail groove that two protective plates of described partial circle shape are provided with, first pulley spindle is arranged on described fixed mount, second pulley is positioned in the arc-shaped rail groove that two protective plates of described partial circle shape are provided with, second pulley spindle is arranged on described fixed mount, distance between axial line and the axial line of described main shaft of the first pulley spindle is equal to the distance between axial line and the axial line of described main shaft of the second pulley spindle, fixed mount is arranged on the inner top of described explosion-proof outer shield.
- The explosion-proof abrasive machine of one the most according to claim 2, it is characterised in that: the plane that the axial line of the axial line of described first pulley spindle and described main shaft is constituted, with horizontal plane.
- The explosion-proof abrasive machine of one the most according to claim 2, it is characterized in that: when the divider of described interior explosion-proof rotating shroud is along described main axis to when contacting with described workbench, described second pulley is placed exactly in the other end of the arc-shaped rail groove that two protective plates of described partial circle shape are provided with.
- The explosion-proof abrasive machine of one the most according to claim 1, it is characterized in that: described support mechanism includes support and the 3rd pulley, on the rear side of the inner top that support is arranged on described explosion-proof outer shield, 3rd pulley is configured to be rotationally connected with propping up, and the 3rd pulley withstands in the arc card of described interior explosion-proof rotating shroud；When the divider of described interior explosion-proof rotating shroud is along described main axis to when contacting with described workbench, the 3rd pulley of described support mechanism just rearward end with the arc card of described interior explosion-proof rotating shroud contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620173722.1U CN205497228U (en) | 2016-03-08 | 2016-03-08 | Explosion -proof grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620173722.1U CN205497228U (en) | 2016-03-08 | 2016-03-08 | Explosion -proof grinder |
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| Publication Number | Publication Date |
|---|---|
| CN205497228U true CN205497228U (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620173722.1U Active CN205497228U (en) | 2016-03-08 | 2016-03-08 | Explosion -proof grinder |
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| CN (1) | CN205497228U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105563337A (en) * | 2016-03-08 | 2016-05-11 | 江苏三叶环保机械制造有限公司 | Explosion-proof grinding machine |
-
2016
- 2016-03-08 CN CN201620173722.1U patent/CN205497228U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105563337A (en) * | 2016-03-08 | 2016-05-11 | 江苏三叶环保机械制造有限公司 | Explosion-proof grinding machine |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 224043 No. 1 Mingui Road, Gangzhong Street, Yandu District, Yancheng City, Jiangsu Province (N) Patentee after: Jiangsu Sanye Intelligent Equipment Co.,Ltd. Address before: 224043 No. 1 Mingui Road, Gangzhong Street, Yandu District, Yancheng City, Jiangsu Province (N) Patentee before: JIANGSU SANYE INTELLIGENT EQUIPMENT Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 224043 No. 1 Mingui Road, Gangzhong Street, Yandu District, Yancheng City, Jiangsu Province (N) Patentee after: JIANGSU SANYE INTELLIGENT EQUIPMENT Co.,Ltd. Address before: 224042 Kaiyuan Road, Gangzhong Street, Yandu District, Yancheng City, Jiangsu Province Patentee before: JIANGSU SANYE ENVIRONMENTAL PROTECTION MACHINERY MANUFACTURING Co.,Ltd. |