CN220581022U - Detachable drum shearer cutting pick structure - Google Patents

Abstract

The utility model provides a detachable drum shearer cutting pick structure, which comprises a shearer drum, wherein a limiting ring is arranged in the shearer drum, a fixed ring is arranged above the limiting ring, a cutting pick is arranged in the fixed ring, a lantern ring is sleeved on the cutting pick, and a plurality of limiting grooves are formed in the outer wall of the lantern ring; the top surface of the drum of the coal mining machine is provided with a plurality of matching grooves, each matching groove is internally provided with a limit matching plate, and the other end of each limit matching plate is provided with an elliptical hole; a matching disc is arranged between the fixed ring and the limiting ring, a thread groove is formed in the top surface of the matching disc, a thread column is connected in the thread groove in a threaded manner, the thread column is fixedly connected with the cutting pick, a plurality of U-shaped grooves are formed in the matching disc, matching pins are arranged in each U-shaped groove, and a matching assembly is arranged between the matching disc and the drum of the coal mining machine. The cutting pick is arranged in a matched mode between the structures, so that the cutting pick is convenient to install and detach, is simple to operate and is beneficial to popularization.

Description

Detachable drum shearer cutting pick structure

Technical Field

The utility model relates to the technical field of drum shearer, in particular to a detachable drum shearer cutting pick structure.

Background

With the rapid development of industrial science and technology, coal mine machinery is rapidly developed, and particularly comprehensive mechanized coal mining is realized. In the fully mechanized mining face, a roller shearer is the most important mechanical equipment and mainly comprises a motor, a traction part, a cutting part, an accessory device and the like;

in the whole power consumption of the coal cutter, the mining cutting pick is one of the vulnerable parts in the coal mining and tunnel tunneling machinery, so the mining cutting pick needs to be replaced in time, and in the prior art, the cutting pick of the coal cutter generally needs to be replaced by a special tool, so the cutting pick is very inconvenient in the replacement and maintenance process;

therefore, there is a need to design a detachable drum shearer pick structure to address the above-described problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a detachable drum shearer cutting pick structure, which solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the detachable drum shearer cutting tooth structure comprises a shearer drum, wherein a limiting ring is fixedly arranged in the shearer drum, a fixed ring is arranged above the limiting ring, the fixed ring is positioned in the shearer drum and is fixedly connected with the inner wall of the shearer drum, cutting teeth are arranged in the fixed ring, a lantern ring is fixedly sleeved on the cutting teeth, and a plurality of limiting grooves are uniformly formed in the outer wall of the lantern ring;

a plurality of matching grooves are uniformly formed in the top surface of the coal cutter roller, each matching groove is movably hinged with a limiting matching plate, one end of each limiting matching plate is inserted into the corresponding limiting groove, and the other end of each limiting matching plate is provided with an elliptical hole;

be provided with the cooperation dish between fixed ring and the spacing ring, the screw thread groove has been seted up to the top surface of cooperation dish, screw thread inslot threaded connection has the screw thread post, the top and the bottom surface rigid coupling of pick of screw thread post, evenly seted up a plurality of U-shaped groove on the cooperation dish, every all fixed mounting has the cooperation round pin in the U-shaped groove, every the cooperation round pin all is located corresponding oval downthehole, just be provided with the cooperation subassembly between cooperation dish and the coal-winning machine cylinder.

Further, the collar is located within a top surface port of the shearer drum.

Further, each of the mating grooves communicates with the interior of the shearer drum.

Further, the cooperation subassembly includes the fixed column, the fixed column is located the spacing intra-annular and slides along the spacing ring, the top of fixed column and the bottom surface rigid coupling of cooperation dish, the spacing plectane has been set firmly to the bottom of fixed column, be provided with the cooperation spring between spacing plectane and the spacing ring, the cooperation spring housing is established on the fixed column.

Further, two adjacent match between the groove all be provided with the protruding word groove, every protruding word inslot all inserts and is equipped with the hexagon socket head cap screw, evenly offered a plurality of lockhole on the pick, every the hexagon socket head cap screw keeps away from the one end in the protruding word groove of correspondence and all screw thread insert to corresponding lockhole in.

The utility model provides a detachable drum shearer cutting pick structure. Compared with the prior art, the method has the following beneficial effects:

1. according to the utility model, through the cooperation arrangement between the cooperation assembly and each structure, when the cutting pick is required to be installed and disassembled, the installation and the disassembly of the cutting pick can be completed without adopting a special tool, so that the cutting pick is convenient to install and is convenient to disassemble in the later period;

2. according to the utility model, through the matching arrangement of the inner hexagon bolts, the convex-shaped grooves and the lock holes, the inner hexagon bolts are inserted into each convex-shaped groove to drive the inner hexagon bolts to be in locking connection with the lock holes, so that the positioning and mounting of the cutting pick are realized, and the mounting stability of the cutting pick is further improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 shows a three-dimensional schematic of the overall structure of the present utility model;

FIG. 2 shows a schematic of a three-dimensional connection of the overall structure of the present utility model in half-section;

FIG. 3 shows a split three-dimensional schematic of the overall structure of the present utility model;

FIG. 4 shows a split three-dimensional schematic of the overall structure of the present utility model;

FIG. 5 shows a three-dimensional schematic view of an overall structure split section of the present utility model;

FIG. 6 shows a three-dimensional schematic of the pick, limit fit plate, fit assembly, etc. of the present utility model;

FIG. 7 illustrates a schematic three-dimensional connection at a mating assembly, mating disc, etc. of the present utility model;

the figure shows: 1. a shearer drum; 2. an inner hexagon bolt; 3. limiting and matching the plate; 4. cutting pick; 5. a collar; 6. fixing the column; 7. a mating spring; 8. a mating groove; 9. a limit groove; 10. a limit circular plate; 11. a mating tray; 12. a lock hole; 13. a U-shaped groove; 14. a mating pin; 15. a thread groove; 16. a threaded column; 17. a limiting ring; 18. an elliptical hole; 19. and a fixing ring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

In order to solve the technical problems in the background technology, the following detachable drum shearer cutting pick structure is provided:

referring to fig. 1-7, the detachable drum shearer pick structure provided by the utility model comprises a shearer drum 1, wherein a limiting ring 17 is fixedly arranged in the shearer drum 1, a fixing ring 19 is arranged above the limiting ring 17, the fixing ring 19 is positioned in the shearer drum 1 and fixedly connected with the inner wall of the shearer drum 1, picks 4 are arranged in the fixing ring 19, a lantern ring 5 is fixedly sleeved on the picks 4, and the lantern ring 5 is positioned in a top surface port of the shearer drum 1. A plurality of limit grooves 9 are uniformly formed in the outer wall of the lantern ring 5;

a plurality of matching grooves 8 are uniformly formed in the top surface of the coal cutter drum 1, and each matching groove 8 is communicated with the inside of the coal cutter drum 1. A limit matching plate 3 is movably hinged in each matching groove 8, one end of each limit matching plate 3 is inserted into the corresponding limit groove 9, and the other end of each limit matching plate 3 is provided with an elliptical hole 18;

a matching disc 11 is arranged between the fixed ring 19 and the limiting ring 17, a thread groove 15 is formed in the top surface of the matching disc 11, a thread column 16 is connected in the thread groove 15 in a threaded manner, the top end of the thread column 16 is fixedly connected with the bottom surface of the cutting pick 4, a plurality of U-shaped grooves 13 are uniformly formed in the matching disc 11, matching pins 14 are fixedly arranged in each U-shaped groove 13, each matching pin 14 is located in a corresponding elliptical hole 18, and a matching assembly is arranged between the matching disc 11 and the shearer drum 1.

The cooperation subassembly includes fixed column 6, and fixed column 6 is located spacing ring 17 and slides along spacing ring 17, and the bottom surface rigid coupling of fixed column 6 top and cooperation dish 11 has set firmly spacing plectane 10 in the bottom of fixed column 6, is provided with cooperation spring 7 between spacing plectane 10 and the spacing ring 17, and cooperation spring 7 cover is established on fixed column 6.

When specifically using, when needs are installed pick 4, through outside pulling spacing joining in marriage board 3, drive spacing joining in marriage board 3 and carry out movable hinge along mating groove 8, simultaneously under the flexible power cooperation of mating spring 7 self, drive joining in marriage round pin 14 and carry out the cooperation and remove along elliptical hole 18, and then drive mating disc 11 and rise, thereby drive fixed column 6 and slide along spacing ring 17 and rise, drive spacing plectane 10 simultaneously, thereby drive mating spring 7 and shrink, at the same time, insert pick 4 into shearer drum 1, through rotating pick 4, drive screw post 16 screw thread and insert and establish to screw thread groove 15 in, when screw post 16 complete screw thread insert establish to screw thread groove 15 in, at this moment, lantern ring 5 is located sheathe in the top surface port of shearer drum 1, every spacing groove 9 all corresponds with corresponding spacing joining in board 3, at this moment, under the flexible power cooperation of mating spring 7 self, through unclamping spacing joining in marriage board 3, drive spacing joining in marriage board 3 is close to spacing groove 9's one end insert and establish to corresponding spacing groove 9 in, accomplish its installation work, when need dismantle work, need carry out when carrying out reverse the pulling and install the tool, need not take off pick 4, can be dismantled the pick 4 to the special purpose, need of carrying out the reverse rotation work to install pick 4, can be detached to pick 4, and install the pick 4 just need of accomplishing the pick 4, can be detached to install the pick 4, and can be detached to the pick 4.

Example two

As shown in fig. 1 to 7, on the basis of the above embodiment, the present embodiment further gives the following:

a convex groove is arranged between every two adjacent matching grooves 8, each convex groove is internally provided with an inner hexagon bolt 2, a plurality of lock holes 12 are uniformly formed in the cutting pick 4, and one end, far away from the corresponding convex groove, of each inner hexagon bolt 2 is inserted into the corresponding lock hole 12 in a threaded manner.

When specifically using, follow the basis of embodiment one, in order to further increase its pick 4 installation stability, insert to the screw groove 15 when screw thread post 16 complete screw thread, at this moment, every lockhole 12 all communicates with corresponding protruding font groove, all inserts in every protruding font inslot and establishes hexagon socket head cap screw 2, drives hexagon socket head cap screw 2 and lockhole 12 and locks and be connected, so, the stability of being convenient for further increase to install pick 4.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (5)

1. Detachable drum shearer cutting pick structure, including shearer drum (1), its characterized in that: the novel coal cutter is characterized in that a limiting ring (17) is fixedly arranged inside the coal cutter roller (1), a fixed ring (19) is arranged above the limiting ring (17), the fixed ring (19) is positioned in the coal cutter roller (1) and fixedly connected with the inner wall of the coal cutter roller (1), a cutting pick (4) is arranged in the fixed ring (19), a lantern ring (5) is fixedly sleeved on the cutting pick (4), and a plurality of limiting grooves (9) are uniformly formed in the outer wall of the lantern ring (5);

a plurality of matching grooves (8) are uniformly formed in the top surface of the coal cutter roller (1), each matching groove (8) is movably hinged with a limiting matching plate (3), one end of each limiting matching plate (3) is inserted into a corresponding limiting groove (9), and an elliptical hole (18) is formed in the other end of each limiting matching plate (3);

be provided with cooperation dish (11) between solid fixed ring (19) and spacing ring (17), screw thread groove (15) have been seted up to the top surface of cooperation dish (11), screw thread groove (15) internal thread has screw thread post (16), the bottom surface rigid coupling of top and pick (4) of screw thread post (16), evenly offered a plurality of U-shaped groove (13) on cooperation dish (11), every all fixed mounting has cooperation round pin (14) in U-shaped groove (13), every cooperation round pin (14) all are located oval hole (18) that correspond, just be provided with the cooperation subassembly between cooperation dish (11) and coal-winning machine cylinder (1).

2. The detachable drum shearer cutting pick structure of claim 1, wherein: the lantern ring (5) is positioned in a top surface port of the shearer drum (1).

3. The detachable drum shearer cutting pick structure of claim 1, wherein: each matching groove (8) is communicated with the inside of the coal cutter drum (1).

4. The detachable drum shearer cutting pick structure of claim 1, wherein: the cooperation subassembly includes fixed column (6), fixed column (6) are located spacing ring (17) and slide along spacing ring (17), the bottom surface rigid coupling of top and cooperation dish (11) of fixed column (6), spacing plectane (10) have been set firmly to the bottom of fixed column (6), be provided with cooperation spring (7) between spacing plectane (10) and spacing ring (17), cooperation spring (7) cover is established on fixed column (6).

5. The detachable drum shearer cutting pick structure of claim 1, wherein: two adjacent match grooves (8) between all be provided with protruding word shape groove, every protruding word shape inslot all is inserted and is equipped with hexagon socket head cap screw (2), evenly offered a plurality of lockhole (12) on pick (4), every hexagon socket head cap screw (2) keep away from the one end in corresponding protruding word shape groove all the screw thread insert establish to corresponding lockhole (12).