CN210633880U - Diamond cutter for chain arm saw - Google Patents
Diamond cutter for chain arm saw Download PDFInfo
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- CN210633880U CN210633880U CN201921317486.6U CN201921317486U CN210633880U CN 210633880 U CN210633880 U CN 210633880U CN 201921317486 U CN201921317486 U CN 201921317486U CN 210633880 U CN210633880 U CN 210633880U
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Abstract
The utility model relates to a diamond cutter for chain arm saw, including blade holder and tool bit, the blade holder assembles in the saw chain of this chain arm saw, and the tool bit assembles in the blade holder. The tool bit comprises a base body and diamond agglomerates, wherein the base body and the diamond agglomerates are integrally connected. The tool apron comprises an integrally formed main body and an assembling table, wherein the assembling table is arranged on one side of the main body, which deviates from the position of the saw chain, and protrudes out of the side face of the main body. The base body is of a sheet structure and detachably attached to one side, facing the rotation direction of the saw chain, of the assembling table. The diamond agglomerates are provided on a side of the substrate facing away from the body. The utility model discloses a blade holder cooperation that is applicable to the chain arm saw have the tool bit of diamond caking structure, and the diamond caking has shock resistance and wear resistant characteristic concurrently, though its wearability does not have carbide and compound piece wear-resisting, but its adjustment through the prescription can be fit for the exploitation of the regional building stones of the overwhelming majority on the market.
Description
Technical Field
The utility model relates to a diamond cutter field is used in the cutting, concretely relates to diamond cutter for chain arm saw.
Background
The used equipment of marble exploitation has three types in the existing market, be mining circular saw, diamond string bead wire saw, chain arm saw three types respectively, and wherein the chain arm saw is higher than mining circular saw because of its structure cutting efficiency, and the adaptability is stronger, can adapt to open-pit mining and cave exploitation. The used cutting knife is three types of hard alloy knife (or tungsten steel knife), PDC composite sheet and polyurethane injection molding cutting belt (cutting belt for short) embedded with diamond cutting agglomeration, the hard alloy knife head is mainly used in the market at present, and the PDC composite sheet knife head is a newly emerging product in recent years and has a tendency of replacing the hard alloy knife head.
The marble mole hardness is about 3, the marble mole hardness is relatively soft, when some manufacturers use chain arm saws to mine, hard alloy is taken as the main material when encountering stone ore with low hardness, when the hardness is higher and the mining efficiency is low, the composite sheet is used, the composite sheet is more wear-resistant than the hard alloy, but is not impact-resistant at the same time, when the stone ore mole hardness is 2-7 levels, in order to ensure the cutting efficiency, the manufacturers often produce the composite sheet by a processing technology corresponding to the massage hardness level 2-3, when a local mole hardness reaches an area of 7 levels, if a quartz stone liner is encountered, the composite sheet and the hard alloy are subjected to larger impact, the tool bit is easy to crack, and the loss of the manufacturers is relatively large because the cost of the hard alloy or the composite sheet is relatively high, particularly the composite sheet is often several times of the hard alloy tool bit.
The novel tool apron of the chain arm saw chain disclosed in the Chinese patent with the publication number of CN206280073U comprises a tool apron base body, a tool and a screw, wherein the tool apron base body comprises an upper base body and a lower base body, and the top of the upper base body is provided with a mounting hole for mounting the tool; a screw is arranged on the inclined surface of the lower part of the upper base body, which is connected with the lower base body, and the upper edge of the screw is propped against the upper surface of the cutter and is used for fixing and limiting the axial movement of the cutter; the lower base body is positioned at the bottom of the upper base body and is of a general structure; the lower base body is arranged below the upper base body and is of a universal structure. However, the cutter according to this embodiment (i.e., the cutter head according to this embodiment) is L-shaped in side view as seen from fig. 2, and is pressed and fixed from the side, and it can be determined that the cutter is made of a PDC composite sheet, which is not suitable for the field of stone mines and easily causes a loss such as breakage of a leading end to a user in use. And the structure is complicated, the fixed shaft is required to rotate, and the like, so that the production and assembly cost is higher.
The common diamond cutter head structure is as disclosed in the Chinese patent with application number 201320809281.6, and the cutting chain saw comprises a diamond cutter head which is fixed on a cutter head base, the cutter head base is provided with a base bolt hole, the left side and the right side of the cutter head base are respectively riveted with an outer chain piece with a lug tooth shape through a cutter head base bolt, front tooth-shaped inner chain pieces and rear tooth-shaped inner chain pieces which are arranged at intervals are arranged below the cutter head base, a rear pin hole of each front tooth-shaped inner chain piece and a front pin hole of each rear tooth-shaped inner chain piece are connected with outer chain pieces with lug tooth shapes arranged on the left side and the right side of the cutter head base through chain piece bolts, and the left side and the right side of a rear pin hole of each rear tooth-shaped inner chain piece and a front pin hole of each front tooth-shaped inner chain piece below the other cutter. However, the cutter structure of the proposal is difficult to be applied to a chain arm saw, and the cutter head base is directly connected with a saw chain, so that the diamond is inconvenient to replace after being worn.
Disclosure of Invention
The utility model provides a diamond cutter for chain arm saw to solve current chain arm saw lack with low costs, extensive applicability's cutter, current diamond cutter be difficult to be applicable to chain arm saw scheduling problem.
The utility model adopts the following technical scheme:
a diamond cutter for a chain arm saw comprises a cutter seat and a cutter head, wherein the cutter seat is assembled on a saw chain of the chain arm saw, and the cutter head is assembled on the cutter seat. The tool bit comprises a base body and diamond agglomerates, wherein the base body and the diamond agglomerates are integrally connected. The tool apron comprises an integrally formed main body and an assembling table, wherein the assembling table is arranged on one side of the main body, which deviates from the position of the saw chain, and protrudes out of the side face of the main body. The base body is of a sheet structure and detachably attached to one side, facing the rotation direction of the saw chain, of the assembling table. The diamond agglomerates are provided on a side of the substrate facing away from the body.
Further:
the saw chain is an annular saw chain which is formed by connecting a plurality of chain plates in sequence and is connected end to end. The cutter seat is detachably assembled on one side of the chain plate, which is positioned on the circumferential outer edge of the saw chain.
One side of the main body, which deviates from the assembly table, is provided with a mounting groove, and the mounting groove extends along the rotation direction of the saw chain in the working state and is provided with two through ends. The width of the installation groove is matched with the thickness of the chain plate, and one side of the chain plate, which is positioned on the circumferential outer edge of the saw chain, is embedded into the installation groove.
The main body is provided with a mounting through hole which extends from one side of the main body where the assembling table is located to the bottom of the mounting groove and penetrates through the main body. The mounting through hole is provided with a mounting bolt which penetrates through the main body along the extending direction of the mounting through hole and is locked into the chain plate
The base body is provided with at least one assembling through hole, the assembling through hole penetrates through the base body along the thickness direction of the base body sheet-shaped structure, and the thickness direction of the base body and the rotating direction of the saw chain in the working state are arranged on the same plane. And each assembling through hole is additionally provided with an assembling bolt, and the assembling bolt penetrates through the base body along the extending direction of the assembling through hole and is locked into the side surface of the assembling table.
The included angle between the side surface of the assembly table on which the base body is attached and the side surface of the main body on which the assembly table is located is 100-110 degrees.
Further:
the arrangement mode of the diamond caking and the matrix comprises the following two modes:
first, the area of the side surface of the diamond lump connected with the substrate is larger than or equal to the area of the side surface of the substrate connected with the diamond lump, namely, the diamond lump is directly connected with the side surface of the substrate in a whole block, and the dimension of the diamond lump in the direction of the connecting surface of the diamond lump and the substrate is larger than or equal to the side surface of the substrate.
And secondly, under the state that the tool bit is separated from the tool apron, the tool bit is vertical, and the diamond agglomerates are positioned above the substrate, the top surface of the substrate is in at least three-stage step-shaped structures, each step-shaped structure is a step-shaped structure which is sequentially reduced from the middle part of the top surface of the substrate in the length direction towards the two sides of the substrate in the length direction, the step platform of each step-shaped structure is a connecting part, and the connecting parts are used for independently connecting the diamond agglomerates. At least one of the connection portions is connected with one of the diamond compacts, and the diamond compact is integrally connected to the connection portion in a square shape. When at least two connecting portions are connected with one diamond block respectively, the at least two diamond blocks are independently arranged, and the appearance and the size of the at least two diamond blocks are completely consistent.
From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages:
first, the utility model discloses a blade holder cooperation that is applicable to chain arm saw has the tool bit of diamond caking structure, the tool bit of diamond caking structure uses diamond and metal powder sintering to form, have shock resistance and wear-resisting characteristic concurrently, though its wearability does not have carbide and compound piece wear-resisting, but its adjustment through the prescription can be fit for the exploitation of the most regional building stones in the market, use comparatively extensively in the market, diamond tool bit is for carbide or compound piece simultaneously, the cost is lower relatively, if the collapse of individual tool bit appears, its loss is less relatively. Namely, the utility model discloses a tool bit structure is applicable to the chain arm saw that stone material mine used more.
Secondly, the base body of the utility model is assembled on the structure of the special assembling table on one side of the saw chain in the rotation direction, the tool bit is supported and pushed by the assembling table in the working process of the saw chain, so that the connection between the tool bit and the tool apron is more stable, and the more stable structure can realize the assembly of the base body through the detachable structures such as bolts, and the tool bit can be quickly replaced when the diamond caking is worn or collapsed, thereby saving the material cost and the time cost caused by the replacement; and the structure that the base body is assembled on one side of the specially-made assembling table in the rotation direction of the saw chain can integrally set the cutter head into a sheet structure, so that the cost of the cutter head as a vulnerable part is saved, and the cost of the cutter head can be reduced and the wear resistance of the cutter head can be improved by matching with the angle adjustment of the side surface of the assembling table.
Third, the utility model discloses a structure that the blade holder passes through the construction bolt assembly can realize the convenient quick replacement of blade holder, promotes cutter convenience in use. And the tool apron is connected with the saw chain in an assembling mode, so that the saw chain has universality, the modular production of the chain arm saw is realized, and the component cost and the integral production cost of the chain arm saw are reduced.
Drawings
Fig. 1 is a schematic structural diagram of a diamond cutter according to the first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a cutter head according to the first embodiment of the present invention.
Fig. 3 is a schematic view of an assembly structure of the diamond cutter to the saw chain according to the first embodiment of the present invention, wherein the hollow arrow in the figure is the rotation direction of the saw chain in the working state.
Fig. 4 is a schematic structural diagram of a cutter head according to the second embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a cutter head according to the third embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a cutter head according to the fourth embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a cutter head according to the fifth embodiment of the present invention.
Fig. 8 is a schematic structural view of a cutter head according to the sixth embodiment of the present invention.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
The first embodiment is as follows:
referring to fig. 1 and 3, a diamond cutter for a chain arm saw includes a tool post 1 and a tool bit 2, the tool post 1 is mounted on a saw chain of the chain arm saw, and the tool bit 2 is mounted on the tool post 1. The saw chain is an annular saw chain formed by sequentially connecting a plurality of chain plates 3 in an end-to-end mode, the structure of the saw chain of the chain arm saw is a common structure, if a connecting plate is arranged between every two adjacent chain plates 3, the chain plates 3 are connected with the connecting plate through a pin shaft, or the tail end of the previous chain plate 3 is inserted into the head end of the next chain plate 3 and connected through a pin shaft, and the like, a stopping protrusion 31 is arranged on one side, located on the circumferential outer edge of the saw chain, of the common chain plate 3, and the stopping protrusion 31 is of a hook-shaped. The tool apron 1 is detachably assembled on one side of the chain plate 3, which is located on the circumferential outer edge of the saw chain, and one side of the tool apron 1, which deviates from the rotating direction of the saw chain in the working state, is abutted to the blocking protrusion 31.
Referring to fig. 1, 2 and 3, the tool tip 2 comprises a base body 21 and a diamond agglomerate 22, wherein the base body 21 and the diamond agglomerate 22 are integrally connected. Firing the diamond compacts 22 integrally on the base 21 of the tip 2 is also a common technique in the art, and those skilled in the art can adjust the formulation of the diamond compacts 22 according to the desired properties of the tip 2. The tool apron 1 includes an integrally formed main body 11 and an assembling table 12, wherein the assembling table 12 is disposed on a side of the main body 11 away from the position of the saw chain, protruding from the side of the main body 11. The base body 21 is a sheet structure, and the base body 21 is detachably attached to one side of the assembling table 12 facing to the rotating direction of the saw chain in the working state. The diamond agglomerates 22 are provided on the side of the substrate 21 facing away from the location of the body 11. That is, one side of the mounting table 12 abuts against the blocking projection 31, and the other side is attached with the base 21. One side of the main body 11 departing from the assembling table 12 is provided with an installation groove 111, and the installation groove 111 extends along the rotation direction of the saw chain in the working state and has two ends penetrating through. The width of the mounting groove 111 is matched with the thickness of the chain plate 3, and one side of the chain plate 3, which is positioned at the circumferential outer edge of the saw chain, is embedded into the mounting groove 111. The main body 11 is opened with an installation through hole 112, and the installation through hole 112 extends from the side of the main body 11 where the assembling table 12 is located to the bottom of the installation groove 111 and penetrates through the main body 11. A mounting bolt 113 is attached to the mounting through hole 112, and the mounting bolt 113 is inserted through the body 11 in the extending direction of the mounting through hole 112 and is locked into the link plate 3.
With continued reference to fig. 1, 2 and 3, the length direction of the plate-like structure of the base body 21 coincides with the thickness direction of the link plate 3, where the thickness direction of the link plate 3 is the extending direction of the connecting link plate 3 for the pin shaft. The base body 21 is preferably provided with two assembly through holes 211, the two assembly through holes 211 are arranged in parallel along the length direction of the sheet structure of the base body 21, the assembly through holes 211 penetrate through the base body 21 along the thickness direction of the sheet structure of the base body 21, and the thickness direction of the base body 21 and the rotation direction of the saw chain in the working state are arranged on the same plane. Each of the fitting through holes 211 is attached with a fitting bolt 212, and the fitting bolt 212 penetrates the base body 21 in the extending direction of the fitting through hole 211 and is locked into the side surface of the fitting table 12. The angle between the side of the mounting table 12 to which the base 21 is attached and the side of the main body 11 on which the mounting table 12 is located is 100 ° to 110 °. The inclination angle of the side surface of the assembling table 12 can enable the diamond agglomerates 22 to cut the stone material at the inclination angle in the working process, and the inclination angle can give consideration to the wear resistance of the tool bit 2 and protect the tool bit 2 from being damaged due to direct impact on the stone material. The area of the side surface of the diamond lump 22 connected with the base body 21 is slightly larger than that of the side surface of the base body 21 connected with the diamond lump 22, namely, the whole tool bit 2 is of a sheet structure, the diamond lump 22 is directly and integrally connected with the side surface of the base body 21, and the dimension of the diamond lump 22 in the direction of the connecting surface of the diamond lump 22 and the base body 21 is larger than or equal to that of the side surface of the base body 21. The diamond compact 22 has high tool machining efficiency, but the diamond compact 22 is likely to be broken down and has many diamond applications when meeting stone materials with high molar hardness.
Example two:
referring to fig. 4, the tool of the present embodiment differs from the tool of the first embodiment only in that:
the tool head 2 is separated from the tool post 1, the tool head 2 is upright, and the diamond agglomerates 22 are located above the substrate 21, the diamond agglomerates 22 of the first embodiment are connected to the top surface of the substrate 21, and the bottom surface of the diamond agglomerates 22 is slightly larger than the top surface, while the top surface of the substrate 21 is in at least three-stage step-shaped structure, the step-shaped structure is a step-shaped structure which is sequentially reduced from the middle part of the top surface of the substrate 21 in the length direction towards the two sides of the substrate 21 in the length direction, the step platform of each stage of step-shaped structure is a connecting part 213, and the connecting part 213 is. Specifically, the top surface of the base 21 of the present embodiment has a five-step stepped structure, the connection portion 213 at the middle is the highest, the two connection portions 213 adjacent to the connection portion 213 at the middle are lower than the connection portion 213 at the middle and have the same height, and the two connection portions 213 at the two sides of the top surface of the base 21 are the lowest and have the same height as the connection portions 213. The five-stage step-shaped structure can be matched with and adapted to the performance requirements of tools required by machining of basically all kinds of stone materials. The longitudinal direction of the top surface of the base 21 is the same direction as the groove width direction of the mounting groove 111 after the tool bit 2 is mounted on the tool.
One of the two connecting portions 213 located on both sides of the top surface of the base 21 in the longitudinal direction is connected to one of the diamond compacts 22, and the diamond compact 22 is integrally connected to the connecting portion 213 in a block shape.
Example three:
referring to fig. 5, the cutter of the present embodiment is different from the cutter of the second embodiment only in that:
the diamond agglomerates 22 in example two are set up in the following manner: one connecting part 213 of the two connecting parts 213 positioned at both sides of the top surface of the base body 21 in the length direction is connected with one diamond agglomerate 22;
the diamond agglomerates 22 of this embodiment are arranged in the following manner: one of the two connection portions 213 adjacent to the most intermediate connection portion 213 is connected to one of the diamond compacts 22.
Example four:
referring to fig. 6, the cutter of the present embodiment is different from the cutter of the second embodiment only in that:
the diamond agglomerates 22 in example two are set up in the following manner: one connecting part 213 of the two connecting parts 213 positioned at both sides of the top surface of the base body 21 in the length direction is connected with one diamond agglomerate 22;
the diamond agglomerates 22 of this embodiment are arranged in the following manner: the connection 213 located at the very middle is connected to one of the diamond agglomerates 22 described above.
Example five:
referring to fig. 7, the cutter of the present embodiment is different from the cutter of the second embodiment only in that:
the diamond agglomerates 22 in example two are set up in the following manner: one connecting part 213 of the two connecting parts 213 positioned at both sides of the top surface of the base body 21 in the length direction is connected with one diamond agglomerate 22;
the diamond agglomerates 22 of this embodiment are arranged in the following manner: the two connecting portions 213 on both sides of the top surface of the base 21 in the length direction are connected to one of the diamond agglomerates 22, the two diamond agglomerates 22 are independently arranged, and the two diamond agglomerates 22 are completely identical in shape and size.
Example six:
referring to fig. 8, the cutter of the present embodiment is different from the cutter of the second embodiment only in that:
the diamond agglomerates 22 in example two are set up in the following manner: one connecting part 213 of the two connecting parts 213 positioned at both sides of the top surface of the base body 21 in the length direction is connected with one diamond agglomerate 22;
the diamond agglomerates 22 of this embodiment are arranged in the following manner: two connecting parts 213 adjacent to the connecting part 213 at the middle are respectively connected with one diamond block 22, the two diamond blocks 22 are independently arranged, and the two diamond blocks 22 are completely consistent in appearance and size.
The 2 structure users of tool bit of above-mentioned embodiment two to embodiment six can choose for use alone respectively according to on-the-spot chain arm saw service behavior, also can make up the use in a chain arm saw according to the demand, use more nimble, and the pertinence is stronger, helps promoting diamond 22's utilization efficiency.
The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.
Claims (9)
1. A diamond cutter for a chain arm saw comprises a cutter seat and a cutter head, wherein the cutter seat is assembled on a saw chain of the chain arm saw, and the cutter head is assembled on the cutter seat; the tool bit comprises a substrate and diamond agglomerates, and the substrate and the diamond agglomerates are integrally connected; the method is characterized in that: the cutter holder comprises a main body and an assembling table which are integrally formed, and the assembling table is arranged on one side of the main body, which deviates from the position of the saw chain, in a manner of protruding out of the side face of the main body; the base body is of a sheet structure and detachably attached to one side, facing the rotation direction of the saw chain in the working state, of the assembling table; the diamond agglomerates are provided on a side of the substrate facing away from the location of the body.
2. A diamond tool for a chain arm saw as set forth in claim 1, wherein: the saw chain is an annular saw chain which is formed by connecting a plurality of chain plates in sequence and is connected end to end; the cutter holder is detachably assembled on one side of the chain plate, which is positioned on the circumferential outer edge of the saw chain.
3. A diamond tool for a chain arm saw as set forth in claim 2, wherein: one side of the main body, which is far away from the assembling table, is provided with a mounting groove, the mounting groove extends along the rotating direction of the saw chain in the working state, and two ends of the mounting groove are arranged in a through manner; the width of the mounting groove is matched with the thickness of the chain plate, and one side of the chain plate, which is positioned on the circumferential outer edge of the saw chain, is embedded into the mounting groove.
4. A diamond tool for a chain arm saw as set forth in claim 3, wherein: the main body is provided with an installation through hole, and the installation through hole extends from one side of the main body where the assembly table is located to the bottom of the installation groove and penetrates through the main body; the mounting through hole is additionally provided with a mounting bolt, and the mounting bolt penetrates through the main body along the extension direction of the mounting through hole and is locked into the chain plate.
5. A diamond tool for a chain arm saw as set forth in claim 1, wherein: the base body is provided with at least one assembling through hole, the assembling through hole penetrates through the base body along the thickness direction of the base body sheet-shaped structure, and the thickness direction of the base body and the rotating direction of the saw chain in the working state are arranged on the same plane; and each assembling through hole is additionally provided with an assembling bolt, and the assembling bolt penetrates through the base body along the extending direction of the assembling through hole and is locked into the side face of the assembling table.
6. A diamond tool for a chain arm saw as set forth in claim 1, wherein: the included angle between the side face of the assembly table, on which the base body is attached, and the side face of the main body, on which the assembly table is located, is 100-110 degrees.
7. A diamond tool for a chain arm saw according to any one of claims 1 to 6, wherein: the area of the side surface of the diamond caking block connected with the substrate is more than or equal to the area of the side surface of the substrate connected with the diamond caking block.
8. A diamond tool for a chain arm saw according to any one of claims 1 to 6, wherein: the tool bit with the blade holder separation, the tool bit is upright just the diamond caking is located under the state of base member top, the base member top surface is at least tertiary step-like structure, and this step-like structure is the step-like structure that both sides reduced in proper order on the middle part orientation base member length direction on the base member top surface length direction by the ascending middle part of base member top surface length direction, and step platform of each grade step-like structure is a connecting portion, and connecting portion are used for the independent connection diamond caking.
9. A diamond tool for a chain arm saw as set forth in claim 8, wherein: at least one of the connecting parts is connected with one of the diamond agglomerates, and the diamond agglomerates are integrally connected to the connecting part in a square shape; when at least two connecting portions are connected with one diamond block respectively, the at least two diamond blocks are independently arranged, and the appearance and the size of the at least two diamond blocks are completely consistent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921317486.6U CN210633880U (en) | 2019-08-14 | 2019-08-14 | Diamond cutter for chain arm saw |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921317486.6U CN210633880U (en) | 2019-08-14 | 2019-08-14 | Diamond cutter for chain arm saw |
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| CN210633880U true CN210633880U (en) | 2020-05-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112248248A (en) * | 2020-10-23 | 2021-01-22 | 泉州市利器金刚石工具有限公司 | Diamond bead string for high-quality cutting |
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2019
- 2019-08-14 CN CN201921317486.6U patent/CN210633880U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112248248A (en) * | 2020-10-23 | 2021-01-22 | 泉州市利器金刚石工具有限公司 | Diamond bead string for high-quality cutting |
| CN112248248B (en) * | 2020-10-23 | 2022-04-01 | 泉州市利器金刚石工具有限公司 | Cutting diamond string bead |
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