CN109882170A - A kind of tooth seat structure of boom-type roadheader pick - Google Patents
A kind of tooth seat structure of boom-type roadheader pick Download PDFInfo
- Publication number
- CN109882170A CN109882170A CN201910085558.7A CN201910085558A CN109882170A CN 109882170 A CN109882170 A CN 109882170A CN 201910085558 A CN201910085558 A CN 201910085558A CN 109882170 A CN109882170 A CN 109882170A
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- China
- Prior art keywords
- pick
- fixedly installed
- toothholder
- main body
- cleaning
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Links
- 238000004140 cleaning Methods 0.000 claims abstract description 35
- 230000000694 effects Effects 0.000 claims abstract description 12
- 230000001105 regulatory effect Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 6
- 239000000428 dust Substances 0.000 abstract description 9
- 239000012535 impurity Substances 0.000 abstract description 8
- 238000005299 abrasion Methods 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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- Brushes (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention discloses a kind of tooth seat structures of boom-type roadheader pick, including toothholder main body, the opening of the toothholder main body is provided with pick, cleaning rack gear is fixedly installed on the extension rod, activity has been engaged cleaning gear on the cleaning rack gear, and the rotating bar is fixedly installed cleaning deskitte far from one end of dynamic bevel gear；Regulating device is provided in the inner cavity of the toothholder main body, the regulating device includes sliding rail, is movably set with support rod on the sliding rail, is fixedly installed mobile rack between the symmetrical support rod, is movably set with carrier wheel on the mobile rack.The present invention provides the tooth seat structures of boom-type roadheader pick, built-in pick can be arranged with interference, increase the effective length of pick by the device in toothholder after using abrasion, extend and uses the time, while adjusting pick, can also automatic trigger clean structure is carried out to pick and toothholder interconnecting piece, prevent that impurity dust from causing pick and toothholder locking and hardness fractures.
Description
Technical field
The present invention relates to development machine pick toothholder technical field, specially a kind of toothholder knot of boom-type roadheader pick
Structure.
Background technique
In the prior art, application No. is a kind of cutting head of roadheader pick holder assembly of " 201820243216.4 ", packets
Include: pick box, pick, tooth set, washer, retaining ring and sealing ring, pick are arranged on pick box, and tooth is set on the inside of pick box
And it is located on the outside of pick, and tooth set and pick box transition fit；The bottom end of tooth set is arranged in washer, and pick box is arranged in retaining ring
Bottom end；The outside of tooth set is step structure and top is protruding end, and corresponding with jag is provided on the inside of pick box
Rank hole；Tooth set inside is provided with seal groove close to its top and bottom end, and a sealing ring is arranged in a seal groove, and
It is compressed with pick, which solves the problems, such as to be easy to be influenced by dust impurities with pick holder assembly, prevents dust
Impurity invades between pick box and pick.
But in use, however it remains more apparent defect: 1, the pick in above-mentioned apparatus is that fixation is set
It sets, pick is easily worn after prolonged use, is resulted in the need for often replacing pick or toothholder, not only be caused using development machine
Increased costs, and the delay of construction time can be caused due to the inconvenience of replacement；2, since the pick in toothholder is in cutting coal
The reaction force being subject to when layer, pick also occur that spinning, and pick holder assembly works in the coal cinder and coal dust under cutting,
Due to the intrusion of dust impurities, toothholder and pick are easy locking, cause pick hardness to fracture, the seal groove in above-mentioned apparatus is still deposited
A possibility that accumulating dust, it cannot accomplish to clean dedusting in time.
Summary of the invention
The purpose of the present invention is to provide a kind of tooth seat structures of boom-type roadheader pick, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the invention provides the following technical scheme:
A kind of tooth seat structure of boom-type roadheader pick, including toothholder main body, the opening setting of the toothholder main body
There is pick, the pick is movably arranged in cylinder set, the fixed side wall through toothholder main body of cylinder set, and the two of the pick
Side is connected with column by sealing element, and the two sides of the pick are symmetrically fixedly installed extension rod, and the extension rod runs through column,
Cleaning rack gear is fixedly installed on the extension rod, activity has been engaged cleaning gear, the cleaning on the cleaning rack gear
Gear is connected in drive bevel gear by connecting rod, and activity has been engaged dynamic bevel gear in the drive bevel gear, institute
The center for stating dynamic bevel gear is fixedly installed rotating bar, and the rotating bar runs through column, and the rotating bar is far from by mantle tooth
One end of wheel is fixedly installed cleaning deskitte, and the cleaning deskitte is provided with hairbrush close to the side of column；
Regulating device is provided in the inner cavity of the toothholder main body, the regulating device includes sliding rail, the toothholder main body
Bottom wall of inner cavity on be symmetrically fixedly installed sliding rail, be movably set with support rod on the sliding rail, the side fixation of the support rod is set
It is equipped with support rod, mobile rack is fixedly installed between the symmetrical support rod, shifting is movably set on the mobile rack
Moving gear, the side of the carrier wheel are fixedly installed left branching rod, and fixation is provided through ratchet on the left branching rod, described
Support rod is fixedly installed operation panel close to the side of left branching rod, is fixedly installed connecting shaft on the operation panel, on the connecting shaft
It is movably set with pawl, the ratchet and pawl activity occlusion, the carrier wheel is fixedly installed far from the side of left branching rod
Right strut, the right strut is in the bearing block of toothholder main body wall setting, the side of the right strut far from carrier wheel
It is fixedly installed handle.
Preferably, it is fixedly installed fixed block on the bottom wall of inner cavity of the toothholder main body, the fixed block offers convex
Slot is fixedly installed annular guided way in the concave slot, is movably set with spill spin block, the rotation in the annular guided way
Push rod is fixedly installed on block, the push rod is fixed on the bottom of pick far from one end of spill spin block.
Preferably, the left branching rod is fixedly installed limit plate far from one end of carrier wheel, and the limit plate activity is set
It sets in the mounting groove that limited post opens up, the limited post is fixed on the bottom wall of inner cavity of toothholder main body.
Compared with prior art, the beneficial effects of the present invention are:
1, the pick in the present apparatus is interference setting, can regulate suitable effective length in advance, is occurred in pick
It wears after the failure that shortens, its effective length can be extended by the handle in device, avoiding too long pick is directly arranged makes
Pick is too long and fracture from root, extend and use the time, reduce the cumbersome of frequently replacement pick and toothholder, shorten and construct
Time；
2, it is provided in the present apparatus and clean structure is carried out to the coupling part of pick and toothholder main body, can prevent from tunneling
Machine is in cutting course, since the intrusion of dust impurities is so that pick and toothholder locking, lose cutting effect, also avoid pick
It cannot spin then the danger rigidly to fracture occurs；
3, when adjusting the effective length of pick, device meeting automatic trigger cleans the interconnecting piece of pick and toothholder
Structure, it is easy to use without additional manual operation, quickly and efficiently.
The present invention provides the tooth seat structure of boom-type roadheader pick, built-in pick can be arranged with interference, use
The effective length for increasing pick after abrasion by the device in toothholder, extends and uses the time, reduces frequently replacement pick and toothholder
It is cumbersome, while adjusting pick, can also automatic trigger clean structure is carried out to pick and toothholder interconnecting piece, prevent impurity
Dust causes pick and toothholder locking and hardness fractures.
Detailed description of the invention
Fig. 1 is overall structure main view first layer sectional view of the invention；
Fig. 2 is enlarged drawing at the A in Fig. 1 of the invention；
Fig. 3 is enlarged drawing at the B in Fig. 1 of the invention；
Fig. 4 is cleaning rack gear and cleaning gear connection structure top view of the invention；
Fig. 5 is overall structure main view second layer sectional view of the invention；
Fig. 6 is regulating device structure chart of the invention；
Fig. 7 is enlarged drawing at the C in Fig. 6 of the invention.
In figure: 1 toothholder main body, 2 picks, 3 sets, 4 fixed blocks, 5 concave slots, 6 annular guided ways, 7 spill spin blocks, 8 push rods,
9 sealing elements, 10 columns, 11 extension rods, 12 cleaning rack gears, 13 cleaning gears, 14 connecting rods, 15 drive bevel gears, 16 are by mantle
Gear, 17 rotating bars, 18 cleaning deskittes, 19 hairbrush, 20 sliding rails, 21 support rods, 22 support rods, 23 mobile racks, 24 carrier wheels, 25
Left branching rod, 26 limit plates, 27 limited posts, 28 ratchets, 29 operation panels, 30 connecting shafts, 31 pawls, 32 right struts, 33 bearing blocks, 34 hands
Handle.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-7 is please referred to, the present invention provides a kind of technical solution:
Hard alloy can be used in a kind of tooth seat structure of boom-type roadheader pick, including toothholder main body 1, toothholder main body 1
Shell improves durability, and the opening of toothholder main body 1 is provided with pick 2, and pick 2 is movably arranged in cylinder set 3, and pick 2 can be
It is rotated in cylinder set 3, the fixed side wall through toothholder main body 1 of cylinder set 3, the two sides of pick 2 are connected with column by sealing element 9
10, the two sides of pick 2 are symmetrically fixedly installed extension rod 11, and extension rod 11 runs through column 10, is fixedly installed on extension rod 11
Clean rack gear 12, clean rack gear 12 on activity be engaged cleaning gear 13, cleaning gear 13 can by external fixing piece into
Row is fixed, so that the relative position of cleaning gear 13 remains unchanged, but can be rotated around the center of circle, when cleaning rack gear 12
When mobile, it will drive cleaning gear 13 and rotate, cleaning gear 13 is connected in drive bevel gear 15 by connecting rod 14, main
Activity has been engaged dynamic bevel gear 16 on dynamic bevel gear 15, and the center of dynamic bevel gear 16 is fixedly installed rotating bar 17,
Rotating bar 17 runs through column 10, and rotating bar 17 is fixedly installed cleaning deskitte 18, cleaning deskitte 18 far from one end of dynamic bevel gear 16
The side of column 10 is provided with hairbrush 19, cleaning deskitte 18 is rotated together with electric brush 19, to pick 2 and toothholder main body 1
Interconnecting piece carries out cleaning dedusting, prevents development machine in cutting course because impurity dust leads to 2 locking of pick, influences cutting behaviour
Make.
Regulating device is provided in the inner cavity of toothholder main body 1, regulating device includes sliding rail 20, the interior bottom of chamber of toothholder main body 1
It is symmetrically fixedly installed sliding rail 20 on wall, support rod 21 is movably set on sliding rail 20, support rod 21 can move on sliding rail 20, support rod
21 side is fixedly installed support rod 22, and mobile rack 23, mobile rack 23 are fixedly installed between symmetrical support rod 22
On be movably set with carrier wheel 24, carrier wheel 24 can drive mobile rack 23 to move up and down in rotation, move tooth
The side of wheel 24 is fixedly installed left branching rod 25, and fixation is provided through ratchet 28 on left branching rod 25, and support rod 22 is close to left branch
The side of bar 25 is fixedly installed operation panel 29, and connecting shaft 30 is fixedly installed on operation panel 29, is movably set with spine on connecting shaft 30
Pawl 31, the 28 activity occlusion of pawl 31 and ratchet, so that ratchet 28 can only one-directionally rotate, another direction turns for the setting of pawl 31
It moves the pick 2 after being prevented adjustment effective length indirectly by check to be displaced, side of the carrier wheel 24 far from left branching rod 25
It is fixedly installed right strut 32, for right strut 32 in the bearing block 33 of 1 side wall of toothholder main body setting, right strut 32 can be in bearing
It is rotated in seat 33, right strut 32 is fixedly installed handle 34 far from the side of carrier wheel 24, can drive right branch by handle 34
Bar 32 rotates.
Preferably as one, fixed block 4 is fixedly installed on the bottom wall of inner cavity of toothholder main body 1, fixed block 4 offers convex
Slot 5 is fixedly installed annular guided way 6 in concave slot 5, spill spin block 7 is movably set in annular guided way 6, spill spin block 7 can edge
Annular guided way 6 rotate, be fixedly installed push rod 8 on spill spin block 7, push rod 8 is fixed on pick 2 far from one end of spill spin block 7
Bottom.
Preferably as one, left branching rod 25 is fixedly installed limit plate 26, limit plate 26 far from one end of carrier wheel 24
It is movably arranged in the mounting groove that limited post 27 opens up, limit plate 26 can be rotated in mounting groove without that can be detached from mounting groove, limit
Position column 27 is fixed on the bottom wall of inner cavity of toothholder main body 1, and limited post 27 mainly plays supporting role to left branching rod 25.
Working principle: can design 2 interference of pick during installation, and adjust the suitable effective length of pick 2, dig
During the operation of machine cutting, pick 2 is very easy to shorten because of abrasion, at this point it is possible to push pick 2 in toothholder main body
Part in 1 extends the effective length of pick 2, and specifically, rotational handle 34, handle 34 drives mobile tooth by right strut 32
Wheel 24 rotates, and carrier wheel 24 drives mobile rack 23 mobile in rotation, and mobile rack 23 is driven by support rod 22
The support rod 21 of two sides is slided on sliding rail 20, and support rod 21 will push pick 2 and move up, that is, increase during moving up
The effective length of pick 2 has been grown, has extended and uses the time, without frequently replacement pick 2 and toothholder main body 1, meanwhile, because of ratchet 28
With the setting of pawl 31, ratchet 28 and carrier wheel 24 are all only unidirectional rotatable, can prevent pick 2 adjusted from moving
Position.
During this period, the cylinder set 3 of 2 periphery of pick can drive cleaning rack gear by extension rod 11 during moving up
12 is mobile, cleans and cleaning gear 13 is driven to rotate in 12 moving process of rack gear, cleans gear 13 further through 14 band of connecting rod
Dynamic drive bevel gear 15 rotates, and drive bevel gear 15 drives the dynamic bevel gear 16 being engaged with to rotate, so that dynamic bevel gear
Spinning occurs for the rotating bar 17 on 16, and rotating bar 17 drives the hairbrush 19 on cleaning deskitte 18 to rotate, to pick 2 and toothholder
The interconnecting piece of main body 1 carries out cleaning dedusting, prevents impurity dust etc. from causing 1 locking of pick 2 and toothholder main body, avoids pick 2
The danger rigidly to fracture occurs.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (3)
1. a kind of tooth seat structure of boom-type roadheader pick, including toothholder main body (1), it is characterised in that: the toothholder main body
(1) opening is provided with pick (2), and the pick (2) is movably arranged in cylinder set (3), the cylinder set (3) it is fixed through
The two sides of the side wall of toothholder main body (1), the pick (2) are connected with column (10) by sealing element (9), the pick (2)
Two sides are symmetrically fixedly installed extension rod (11), and the extension rod (11) runs through column (10), fixed on the extension rod (11)
It is provided with cleaning rack gear (12), activity has been engaged cleaning gear (13) on the cleaning rack gear (12), the cleaning gear
(13) be connected on drive bevel gear (15) by connecting rod (14), on the drive bevel gear (15) activity be engaged by
The center of dynamic bevel gear (16), the dynamic bevel gear (16) is fixedly installed rotating bar (17), and the rotating bar (17) is run through
Column (10), the rotating bar (17) are fixedly installed cleaning deskitte (18), the cleaning far from the one end of dynamic bevel gear (16)
Disk (18) is provided with hairbrush (19) close to the side of column (10)；
Regulating device is provided in the inner cavity of the toothholder main body (1), the regulating device includes sliding rail (20), the toothholder master
It is symmetrically fixedly installed on the bottom wall of inner cavity of body (1) sliding rail (20), is movably set with support rod (21) on the sliding rail (20), it is described
The side of support rod (21) is fixedly installed support rod (22), is fixedly installed mobile rack between the symmetrical support rod (22)
(23), it is movably set with carrier wheel (24) on the mobile rack (23), the side fixed setting of the carrier wheel (24)
Have left branching rod (25), fixation is provided through ratchet (28) on the left branching rod (25), and the support rod (22) is close to left branching rod
(25) side is fixedly installed operation panel (29), is fixedly installed connecting shaft (30), the connecting shaft on the operation panel (29)
(30) it is movably set on pawl (31), the pawl (31) and ratchet (28) activity occlusion, the carrier wheel (24) are separate
The side of left branching rod (25) is fixedly installed right strut (32), and the right strut (32) is through the setting of toothholder main body (1) side wall
In bearing block (33), the right strut (32) is fixedly installed handle (34) far from the side of carrier wheel (24).
2. a kind of tooth seat structure of boom-type roadheader pick according to claim 1, it is characterised in that: the toothholder master
It is fixedly installed on the bottom wall of inner cavity of body (1) fixed block (4), the fixed block (4) offers concave slot (5), the concave slot
(5) it is fixedly installed in annular guided way (6), is movably set with spill spin block (7), the rotation in the annular guided way (6)
It is fixedly installed on block (7) push rod (8), the push rod (8) is fixed on the bottom of pick (2) far from the one end of spill spin block (7).
3. a kind of tooth seat structure of boom-type roadheader pick according to claim 1, it is characterised in that: the left branching rod
(25) one end far from carrier wheel (24) is fixedly installed limit plate (26), and the limit plate (26) is movably arranged on limited post
(27) in the mounting groove opened up, the limited post (27) is fixed on the bottom wall of inner cavity of toothholder main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910085558.7A CN109882170B (en) | 2019-01-29 | 2019-01-29 | Tooth holder structure of cantilever type heading machine cutting tooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910085558.7A CN109882170B (en) | 2019-01-29 | 2019-01-29 | Tooth holder structure of cantilever type heading machine cutting tooth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109882170A true CN109882170A (en) | 2019-06-14 |
| CN109882170B CN109882170B (en) | 2021-02-09 |
Family
ID=66927313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910085558.7A Expired - Fee Related CN109882170B (en) | 2019-01-29 | 2019-01-29 | Tooth holder structure of cantilever type heading machine cutting tooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109882170B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112658504A (en) * | 2020-12-16 | 2021-04-16 | 江苏觅科激光设备有限公司 | Laser cutting device convenient to clearance |
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|---|---|---|---|---|
| CN2797632Y (en) * | 2005-04-18 | 2006-07-19 | 三一重型装备有限公司 | Telescopic cutting pick |
| CN101956554A (en) * | 2009-07-13 | 2011-01-26 | 米诺维森有限公司 | Spray module and the pick box that is provided with this spray module |
| CN104564064A (en) * | 2015-01-20 | 2015-04-29 | 山东科技大学 | Cutting tooth and tooth holder matching structure |
| CN205778864U (en) * | 2016-06-20 | 2016-12-07 | 黄河科技学院 | The abrasion of pick matrix and the coal winning machine cutting bit device of rotating speed can be monitored |
| CN207093087U (en) * | 2017-06-20 | 2018-03-13 | 安徽澳德矿山机械设备科技股份有限公司 | A kind of mining pick |
| CN108825231A (en) * | 2018-07-26 | 2018-11-16 | 许国梁 | A kind of wear-resisting type has the pick of shock-absorbing function |
| CN208137936U (en) * | 2018-03-22 | 2018-11-23 | 阳谷昊泉机械有限公司 | A kind of high-wear-resistance mining pick |
| CN108952709A (en) * | 2017-05-17 | 2018-12-07 | 山东君睿机械科技有限公司 | A kind of digger of composite rotary cutting |
| CN109025991A (en) * | 2018-07-10 | 2018-12-18 | 王卓瑜 | It is a kind of with the coalcutter drill bushing structure that can reduce cinder and fall accumulating amount |
-
2019
- 2019-01-29 CN CN201910085558.7A patent/CN109882170B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2797632Y (en) * | 2005-04-18 | 2006-07-19 | 三一重型装备有限公司 | Telescopic cutting pick |
| CN101956554A (en) * | 2009-07-13 | 2011-01-26 | 米诺维森有限公司 | Spray module and the pick box that is provided with this spray module |
| CN104564064A (en) * | 2015-01-20 | 2015-04-29 | 山东科技大学 | Cutting tooth and tooth holder matching structure |
| CN205778864U (en) * | 2016-06-20 | 2016-12-07 | 黄河科技学院 | The abrasion of pick matrix and the coal winning machine cutting bit device of rotating speed can be monitored |
| CN108952709A (en) * | 2017-05-17 | 2018-12-07 | 山东君睿机械科技有限公司 | A kind of digger of composite rotary cutting |
| CN207093087U (en) * | 2017-06-20 | 2018-03-13 | 安徽澳德矿山机械设备科技股份有限公司 | A kind of mining pick |
| CN208137936U (en) * | 2018-03-22 | 2018-11-23 | 阳谷昊泉机械有限公司 | A kind of high-wear-resistance mining pick |
| CN109025991A (en) * | 2018-07-10 | 2018-12-18 | 王卓瑜 | It is a kind of with the coalcutter drill bushing structure that can reduce cinder and fall accumulating amount |
| CN108825231A (en) * | 2018-07-26 | 2018-11-16 | 许国梁 | A kind of wear-resisting type has the pick of shock-absorbing function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112658504A (en) * | 2020-12-16 | 2021-04-16 | 江苏觅科激光设备有限公司 | Laser cutting device convenient to clearance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109882170B (en) | 2021-02-09 |
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Granted publication date: 20210209 |