CN205618158U - Coal cutter prevents getting rid of and takes off device - Google Patents
Coal cutter prevents getting rid of and takes off device Download PDFInfo
- Publication number
- CN205618158U CN205618158U CN201620463581.7U CN201620463581U CN205618158U CN 205618158 U CN205618158 U CN 205618158U CN 201620463581 U CN201620463581 U CN 201620463581U CN 205618158 U CN205618158 U CN 205618158U
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- China
- Prior art keywords
- pick
- screw
- seat
- pick box
- 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
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model discloses a coal cutter prevents getting rid of and takes off device, include pick main part, pick box, fixed connection seat, butterfly type spring, gasket, set screw, screw hole, draw -in groove, chucking axle, compress tightly seat, elasticity piece, fixed connection cover, locking screw and fixing base, the utility model has the advantages of reasonable structure simply, low in production cost, simple to operate, multiple functional, the utility model discloses during the installation, at first loosening locking screw and making the chucking axle be arranged in completely in pick box inside right side recess, then inside from top to bottom inserting the pick box with the pick main part, rotatory locking screw orders about the chucking axle load tightly in the draw -in groove again, and is last fixed to the pick box bottom with the installation of fixed connection seat, then fixes the pick main part on the fixed connection seat through butterfly type spring, gasket and set screw, wherein butterfly type spring and elasticity piece can effectually avoid the during operation connecting piece to take place to become flexible, can also produce certain cushioning effect simultaneously.
Description
Technical field:
This 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 machinery, the electric and large-scale complicated system of hydraulic pressure；This machine is used in the most middle or small
Under type mine, the slow girdle very thin compound seam coal-face that inclines is opened and is cut kerve, reaches the effect of slotting coal breakage；But, adopt
When coal machine runs into hard spoil or other geological structure 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 structure, it is easy to damaged, additionally antithrow off device protection the most together, if just damaged
Can directly drop out, thus cause transporter accident.
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 antithrow off device to be all rigidly connected, when running into hard spoil or other geological structure, it is easy to quilt
Damaging, additionally the protection the most together of antithrow off device, will directly drop out if damaged, thus cause asking of transporter accident
Topic.
In order to solve the problems referred to above, this 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 fixed connecting base, butterfly spring, pad, fixing screw, screwed hole, draw-in groove, clamping shaft, pressed seat, elastomer block, the company of fixing
Female connector, lock-screw and fixing seat；Described fixed connecting base is fixedly connected on bottom pick box；Described screwed hole is located at pick master
Body bottom center, described screwed hole is fixedly connected on above fixed connecting base by type spring, pad and fixing screw；Described card
Groove is located on the right side of cutting pick body；Described clamping shaft left surface is positioned in draw-in groove, and described clamping shaft right flank is positioned at inside pick box
In right groove；Described pressed seat is movably connected in pick box inner right side hole, on the left of described pressed seat with clamping shaft on the right side of
Face is connected；Described lock-screw left end is movably connected on the right side of pressed seat by fixed operating sleeve；Described elastomer block is located at lock
Tight between screw left side and pressed seat right flank；Described fixing seat is fixedly connected in pick box inner right side hole, described solid
Reservation internal activity connects lock-screw.
As preferably, described butterfly spring is two and is oppositely arranged.
As preferably, described fixing seat is internal is screwed hole.
As preferably, on the left of described pressed seat, circular arc matches with clamping shaft cylindrical.
The beneficial effects of the utility model:
(1) this utility model have rational in infrastructure simple, production cost is low, easy for installation, multiple functional, it is possible to effective
Solve existing antithrow off device to be all rigidly connected, when running into hard spoil or other geological structure, it is easy to damaged
Bad, additionally the protection the most together of antithrow off device, will directly drop out if damaged, thus the problem causing transporter accident.
(2), when this utility model is installed, first unclamp lock-screw and make clamping shaft be fully located in pick box inner right side
In groove, then cutting pick body is from top to bottom inserted into inside pick box, then rotational lock screw orders about clamping shaft and is pressed on
In draw-in groove, finally fixed connecting base installation is being fixed to bottom pick box, then by butterfly spring, pad and fixing screw
Cutting pick body is fixed on above fixed connecting base；Connector when wherein butterfly spring and elastomer block can effectively avoid work
Occur to loosen, certain cushioning effect can also be produced simultaneously.
Accompanying drawing illustrates:
For ease of explanation, this 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-fixed connecting base；4-butterfly spring；5-pad；6-fixes screw；7-screw thread
Hole；8-draw-in groove；9-clamping shaft；10-pressed seat；11-elastomer block；12-fixed operating sleeve；13-lock-screw；14-fixes seat.
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 includes fixed connecting base
3, butterfly spring 4, pad 5, fixing screw 6, screwed hole 7, draw-in groove 8, clamping shaft 9, pressed seat 10, elastomer block 11, fixing connection
Set 12, lock-screw 13 and fixing seat 14；Described fixed connecting base 3 is fixedly connected on bottom pick box 2；Described screwed hole 7 sets
In cutting pick body 1 bottom center, described screwed hole 7 is fixedly connected on fixing connection by type spring 4, pad 5 and fixing screw 6
Above seat 3；Described draw-in groove 8 is located on the right side of cutting pick body 1；Described clamping shaft 9 left surface is positioned in draw-in groove 8, and described clamping shaft 9 is right
Side is positioned in pick box 2 inner right side groove；Described pressed seat 10 is movably connected in pick box 2 inner right side hole, described
It is connected with clamping shaft 9 right flank on the left of pressed seat 10；Described lock-screw 13 left end is flexibly connected by fixed operating sleeve 12
On the right side of pressed seat 10；Described elastomer block 11 is located between lock-screw 13 left side and pressed seat 10 right flank；Described fixing
Seat 14 is fixedly connected in pick box 2 inner right side hole, and described fixing seat 14 internal activity connects lock-screw 13.
Wherein, described butterfly spring 4 is two and is oppositely arranged；Described fixing seat 14 is internal is screwed hole；Described compression
On the left of seat 10, circular arc matches with clamping shaft 9 cylindrical.
Use state of the present utility model is: during installation, first unclamps lock-screw 13 and makes clamping shaft 9 be fully located in cutting
In toothholder 2 inner right side groove, then cutting pick body 1 is from top to bottom inserted into pick box 2 internal, then rotational lock screw 13
Order about clamping shaft 9 to be pressed in draw-in groove 8, finally be fixed to, bottom pick box 2, then pass through butterfly by fixed connecting base 3 installation
Cutting pick body 1 is fixed on above fixed connecting base 3 by type spring 4, pad 5 and fixing screw 6；Wherein butterfly spring 4 and elasticity
When block 11 can effectively avoid work, connector occurs to loosen, and can also produce certain cushioning effect simultaneously.
Of the present utility model ultimate 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, this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model is also
Have various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model, this 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 fixed connecting base (3), butterfly spring (4), pad (5), consolidate
Determine screw (6), screwed hole (7), draw-in groove (8), clamping shaft (9), pressed seat (10), elastomer block (11), fixed operating sleeve (12), lock
Tight screw (13) and fixing seat (14)；
Described fixed connecting base (3) is fixedly connected on pick box (2) bottom；
Described screwed hole (7) is located at cutting pick body (1) bottom center, described screwed hole (7) by type spring (4), pad (5) and
Fixing screw (6) is fixedly connected on fixed connecting base (3) above；
Described draw-in groove (8) is located at cutting pick body (1) right side；
Described clamping shaft (9) left surface is positioned in draw-in groove (8), and described clamping shaft (9) right flank is positioned at pick box (2) inner right side
In groove；
Described pressed seat (10) is movably connected in pick box (2) inner right side hole, described pressed seat (10) left side and clamping shaft
(9) right flank is connected；
Described lock-screw (13) left end is movably connected in pressed seat (10) right side by fixed operating sleeve (12)；
Described elastomer block (11) is located between lock-screw (13) left side and pressed seat (10) right flank；
Described fixing seat (14) is fixedly connected in pick box (2) inner right side hole, and described fixing seat (14) internal activity connects
There is lock-screw (13).
A kind of coal winning machine cutting bit antithrow off device the most according to claim 1, it is characterised in that: described butterfly spring (4)
It is two and is oppositely arranged.
A kind of coal winning machine cutting bit antithrow off device the most according to claim 1, it is characterised in that: in described fixing seat (14)
Portion is screwed hole.
A kind of coal winning machine cutting bit antithrow off device the most according to claim 1, it is characterised in that: described pressed seat (10) is left
Side circular arc matches with clamping shaft (9) cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620463581.7U CN205618158U (en) | 2016-05-21 | 2016-05-21 | Coal cutter prevents getting rid of and takes off device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620463581.7U CN205618158U (en) | 2016-05-21 | 2016-05-21 | Coal cutter prevents getting rid of and takes off device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205618158U true CN205618158U (en) | 2016-10-05 |
Family
ID=57023386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620463581.7U Expired - Fee Related CN205618158U (en) | 2016-05-21 | 2016-05-21 | Coal cutter prevents getting rid of and takes off device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205618158U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980702A (en) * | 2020-09-14 | 2020-11-24 | 颜青马 | Detachable wear-resistant heading machine cutting tooth |
| CN113431573A (en) * | 2021-07-28 | 2021-09-24 | 西安煤矿机械有限公司 | Coal cutter cutting tooth breakage preventing device and method |
-
2016
- 2016-05-21 CN CN201620463581.7U patent/CN205618158U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980702A (en) * | 2020-09-14 | 2020-11-24 | 颜青马 | Detachable wear-resistant heading machine cutting tooth |
| CN113431573A (en) * | 2021-07-28 | 2021-09-24 | 西安煤矿机械有限公司 | Coal cutter cutting tooth breakage preventing device and method |
| CN113431573B (en) * | 2021-07-28 | 2024-03-22 | 西安煤矿机械有限公司 | Device and method for preventing cutting pick of coal mining machine from falling off |
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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 |
Granted publication date: 20161005 Termination date: 20170521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |