CN205677615U - A kind of coal winning machine cutting bit antithrow off device - Google Patents
A kind of coal winning machine cutting bit antithrow off device Download PDFInfo
- Publication number
- CN205677615U CN205677615U CN201620633148.3U CN201620633148U CN205677615U CN 205677615 U CN205677615 U CN 205677615U CN 201620633148 U CN201620633148 U CN 201620633148U CN 205677615 U CN205677615 U CN 205677615U
- Authority
- CN
- China
- Prior art keywords
- fixture block
- pick body
- screw
- cutting
- spring
- 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
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a kind of coal winning machine cutting bit antithrow off device, including cutting pick body, pick box, fixing screw, spring the first, fixture block, movable block, pull bar, spring the 2nd, fixture, screw and top board；The utility model have rational in infrastructure simple, production cost is low, easy for installation, multiple functional；When the utility model is installed, first it direct is from top to bottom inserted into cutting pick body inside pick box, during insertion, bottom cutting pick body, first makes fixture block move laterally, when cutting pick body moves to bottom, make fixture block block the draw-in groove of cutting pick body both sides under the effect of spring one, thus complete to install；When needing to change, first rotary screw, make top board move down, thus order about movable block and move down and fixture block is pressed in the hole of pick box both sides, then just can directly extract cutting pick body and change.
Description
Technical field:
The utility model relates to colliery equipment technical field, particularly to a kind of coal winning machine cutting bit antithrow off device.
Background technology:
Coal-winning machine is one and integrates mechanical, electric and hydraulic pressure large-scale complicated system；This machine is used in typically middle or small
Under type mine, the slow girdle that inclines, very thin compound seam coal-face are opened and are cut kerve, reach the effect of slotting coal breakage；But, adopt
When coal machine runs into hard spoil or other geological structures during coal cutting, pick serious wear, get rid of because of damage sometimes
Transporter fallen into by the machine toothholder of producing coal, thus causes transporter accident；And existing antithrow off device is all rigidly connected, running into
When hard spoil or other geological structures, it is easy to damaged, additionally existing antithrow off device is cumbersome, no when installing
Can accomplish with dress with thus bringing certain impact to production efficiency.
Utility model content:
The purpose of this utility model is that provides a kind of coal winning machine cutting bit antithrow off device to solve the problems referred to above,
Solve existing existing antithrow off device to be all rigidly connected, when running into hard spoil or other geological structures, hold very much
Easily damaged, additionally existing antithrow off device is cumbersome when installing, it is impossible to accomplish with dress with thus to production efficiency band
The problem having carried out impact necessarily.
In order to solve the problems referred to above, the utility model provides a kind of technical scheme: a kind of anti-rejection off loading of coal winning machine cutting bit
Put, including cutting pick body and pick box；Being connected to pick box upper inside on the downside of described cutting pick body, its innovative point is: also
Including fixing screw, spring the first, fixture block, movable block, pull bar, spring the 2nd, fixture, screw and top board；Described fixture block is two,
Described fixture block is respectively and movably connected in pick box two side holes the inside, respectively at cutting pick body two side bayonet slot phase inside described fixture block
Connect；Described fixing screw is two, and described fixing screw is respectively fixedly connected with in pick box two side holes outside, described fixing
It is respectively equipped with spring one between inside screw and outside described fixture block；Described movable block is two, and described movable block is positioned at fixture block
Inner crest face, described movable block is up and down respectively is connected to cutting pick body two side bayonet slot upper interior；Described pull bar is two,
Described pull bar top is respectively fixedly connected with bottom movable block, is movably connected in fixture two side holes, institute on the downside of described pull bar
State on the upside of pull bar below boss and above described fixture between be provided with spring two, be respectively fixedly connected with bottom described pull bar on top
Both sides above plate；Described fixture is fixedly connected in cutting pick body bottom groove；Described ceiling center is provided with screw；Described spiral shell
Screw top portion is connected with bottom cutting pick body.
As preferably, described fixture block inner crest face is inclined-plane.
It as preferably, is inclined-plane below described movable block.
As preferably, described fixing screw is that interior hexagonal flush end marks closely screw.
The beneficial effects of the utility model:
(1) the utility model have rational in infrastructure simple, production cost is low, easy for installation, multiple functional, can be effective
Solve existing existing antithrow off device to be all rigidly connected, when running into hard spoil or other geological structures, hold very much
Easily damaged, additionally existing antithrow off device is cumbersome when installing, it is impossible to accomplish with dress with thus to production efficiency band
The problem having carried out impact necessarily.
(2) it, when the utility model is installed, first direct is from top to bottom inserted into cutting pick body inside pick box, during insertion
First make fixture block move laterally bottom cutting pick body, when cutting pick body moves to bottom, under the effect of spring one, make card
Block blocks the draw-in groove of cutting pick body both sides, thus completes to install；When needing to change, first rotary screw, make top board move down,
Thus order about movable block and move down and fixture block is pressed in the hole of pick box both sides, then just can directly extract cutting pick body and carry out
Change.
Brief description:
For ease of explanation, the utility model is embodied as and accompanying drawing is described in detail by following.
Fig. 1 is structural representation of the present utility model.
1-cutting pick body；2-pick box；3-fixes screw；4-spring one；5-fixture block；6-movable block；7-pull bar；8-spring
Two；9-fixture；10-screw；11-top board.
Detailed description of the invention:
As it is shown in figure 1, this detailed description of the invention is by the following technical solutions: a kind of coal winning machine cutting bit antithrow off device, bag
Include cutting pick body 1 and pick box 2；It is connected to pick box 2 upper inside on the downside of described cutting pick body 1, also include fixing screw the 3rd,
Spring 1, fixture block the 5th, movable block the 6th, pull bar the 7th, spring 28, fixture the 9th, screw 10 and top board 11；Described fixture block 5 is two, institute
State fixture block 5 and be respectively and movably connected in pick box 2 two side holes the inside, respectively at 1 liang of side bayonet slot of cutting pick body inside described fixture block 5
It is connected；Described fixing screw 3 is two, and described fixing screw 3 is respectively fixedly connected with in pick box 2 two side holes outside, institute
State inside fixing screw 3 and outside described fixture block 5 between be respectively equipped with spring 1；Described movable block 6 is two, described activity
Block 6 is positioned at fixture block 5 inner crest face, and described movable block 6 is up and down respectively is connected to 1 liang of side bayonet slot upper interior of cutting pick body；
Described pull bar 7 is two, and described pull bar 7 top is respectively fixedly connected with bottom movable block 6, is flexibly connected on the downside of described pull bar 7
In fixture 9 two side holes, on the upside of described pull bar 7 below boss and described fixture 9 is provided with spring 28 between above, described
It is respectively fixedly connected with both sides on top board 11 bottom pull bar 7；Described fixture 9 is fixedly connected on cutting pick body 1 bottom groove
In；Described top board 11 central authorities are provided with screw 10；Described screw 10 top is connected bottom cutting pick body 1.
Wherein, described fixture block 5 inner crest face is inclined-plane；Described movable block 6 is inclined-plane below；Described fixing screw 3 is interior
Hexagonal flush end marks closely screw.
Use state of the present utility model is: during installation, first direct cutting pick body 1 is from top to bottom inserted into pick box
2 is internal, first makes fixture block 5 move laterally during insertion bottom cutting pick body 1, when cutting pick body 1 moves to bottom, at spring
Make fixture block 5 block the draw-in groove of cutting pick body 1 both sides under the effect of 1, thus complete to install；When needing to change, first rotate spiral shell
Nail 10, makes top board 11 move down, thus orders about movable block 6 and move down and be pressed in the hole of pick box 2 both sides by fixture block 5, then
Just can directly extract cutting pick body 1 to change.
Of the present utility model general principle and principal character and of the present utility model advantage, one's own profession have more than been shown and described
Skilled person will appreciate that of industry, the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Principle of the present utility model is simply described, on the premise of without departing from the utility model spirit and scope, the utility model is also
Have various changes and modifications, in the range of these changes and improvements both fall within claimed the utility model, the utility model
Claimed scope is defined by appending claims and equivalent thereof.
Claims (4)
1. a coal winning machine cutting bit antithrow off device, including cutting pick body (1) and pick box (2)；Described cutting pick body (1) downside
It is connected to pick box (2) upper inside, it is characterised in that: also include fixing screw (3), spring one (4), fixture block (5), movable block
(6), pull bar (7), spring two (8), fixture (9), screw (10) and top board (11)；
Described fixture block (5) is two, and described fixture block (5) is respectively and movably connected in pick box (2) two side holes the inside, described fixture block
(5) inner side is connected respectively at cutting pick body (1) two side bayonet slot；
Described fixing screw (3) is two, and described fixing screw (3) is respectively fixedly connected with in pick box (2) two side holes outside,
It is respectively equipped with spring one (4) between described fixing screw (3) inner side and described fixture block (5) outside；
Described movable block (6) is two, and described movable block (6) is positioned at fixture block (5) inner crest face, and described movable block (6) is gone up respectively
Under be movably connected in cutting pick body (1) two side bayonet slot upper interior；
Described pull bar (7) is two, and described pull bar (7) top is respectively fixedly connected with at movable block (6) bottom, described pull bar (7)
Downside be movably connected in fixture (9) two side holes, described pull bar (7) upside boss below with described fixture (9) above it
Between be provided with spring two (8), described pull bar (7) bottom is respectively fixedly connected with in top board (11) both sides above；
Described fixture (9) is fixedly connected in cutting pick body (1) bottom groove；
Described top board (11) central authorities are provided with screw (10)；
Described screw (10) top is connected with cutting pick body (1) bottom.
2. a kind of coal winning machine cutting bit antithrow off device according to claim 1, it is characterised in that: described fixture block (5) inner side
It is inclined-plane above.
3. a kind of coal winning machine cutting bit antithrow off device according to claim 1, it is characterised in that: under described movable block (6)
Face is inclined-plane.
4. a kind of coal winning machine cutting bit antithrow off device according to claim 1, it is characterised in that: described fixing screw (3)
Mark closely screw for interior hexagonal flush end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633148.3U CN205677615U (en) | 2016-06-19 | 2016-06-19 | A kind of coal winning machine cutting bit antithrow off device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633148.3U CN205677615U (en) | 2016-06-19 | 2016-06-19 | A kind of coal winning machine cutting bit antithrow off device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205677615U true CN205677615U (en) | 2016-11-09 |
Family
ID=57429325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620633148.3U Expired - Fee Related CN205677615U (en) | 2016-06-19 | 2016-06-19 | A kind of coal winning machine cutting bit antithrow off device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205677615U (en) |
-
2016
- 2016-06-19 CN CN201620633148.3U patent/CN205677615U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20161109 Termination date: 20170619 |