CN114770762A - Portable stone material drilling equipment - Google Patents

Portable stone material drilling equipment Download PDF

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Publication number
CN114770762A
CN114770762A CN202210389598.2A CN202210389598A CN114770762A CN 114770762 A CN114770762 A CN 114770762A CN 202210389598 A CN202210389598 A CN 202210389598A CN 114770762 A CN114770762 A CN 114770762A
Authority
CN
China
Prior art keywords
sleeve
base
top plate
cylinder
drilling device
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.)
Pending
Application number
CN202210389598.2A
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Chinese (zh)
Inventor
黄枫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Huirong Stone Industry Co ltd
Original Assignee
Hubei Huirong Stone Industry Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hubei Huirong Stone Industry Co ltd filed Critical Hubei Huirong Stone Industry Co ltd
Priority to CN202210389598.2A priority Critical patent/CN114770762A/en
Publication of CN114770762A publication Critical patent/CN114770762A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/14Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D7/00Accessories specially adapted for use with machines or devices of the preceding groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D7/00Accessories specially adapted for use with machines or devices of the preceding groups
    • B28D7/02Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The invention discloses a portable stone drilling device which comprises a base, a lifting mechanism, a motor, a drill rod, a sleeve and a water pump, wherein the base is horizontally arranged, a gap is formed in the middle of the base, the motor is arranged above the base through the lifting mechanism, the lifting mechanism is connected with the upper end of the base through a supporting seat with adjustable height, the drill rod is vertically arranged above the gap, the upper end of the drill rod is in transmission connection with the motor, the sleeve is coaxially arranged around the drill rod and is in transmission connection with the lifting mechanism, a drill bit of the drill rod extends to the interior of the sleeve and is provided with a cavity, a plurality of atomizing nozzles communicated with the cavity of the sleeve are uniformly distributed in the drill bit and on the side wall of the drill bit, a plurality of water inlet pipes communicated with the cavity of the sleeve are uniformly distributed at the upper end of the sleeve, the water inlet pipes are communicated with a water outlet pipe of the water pump through hoses, and a water inlet of the water pump is communicated with an external water source. The invention aims to provide a portable stone drilling device, which can adjust the drilling depth of the stone drilling device according to actual needs.

Description

Portable stone drilling device
Technical Field
The invention relates to the field of stone processing equipment. More particularly, the present invention relates to a portable stone drilling apparatus.
Background
The stone drilling machine is common stone drilling equipment, generally is a table type stone drilling machine in the market at present, and although the stone drilling machine has better processing precision, the stone drilling machine has a complex structure, huge volume and weight, is extremely inconvenient to apply and is not more suitable for processing special-shaped stone plates. At present, the market also has some handheld stone drilling equipment, and although volume is reduced and the machine has good portability compared with a table-type stone drilling machine, in order to pursue convenience, the machine has too single function and poor adjustability, and the machine is adversely affected in practical use. Meanwhile, the handheld stone drilling equipment also lacks an effective cooling means for cooling the drill rod during working, so that the service life of the drill rod is influenced.
Disclosure of Invention
The invention aims to provide a portable stone drilling device, which can adjust the drilling depth of the stone drilling device according to actual needs.
In order to achieve these objects and other advantages in accordance with the present invention, there is provided a portable stone drilling apparatus, comprising a base, a lifting mechanism, a motor, a drill rod, a sleeve and a water pump, wherein the base is horizontally disposed, a gap is disposed at the middle part of the base, the motor is disposed above the base through the lifting mechanism, the lifting mechanism is connected to the upper end of the base through a support seat with adjustable height, the drill rod is vertically disposed above the gap, the upper end of the drill rod is in transmission connection with the motor, the sleeve is coaxially disposed around the drill rod and in transmission connection with the lifting mechanism, a drill bit of the drill rod extends into the sleeve and has a cavity, a plurality of atomizing nozzles are uniformly disposed on the inner side wall of the drill rod and communicated with the cavity of the sleeve, a plurality of water inlet pipes are uniformly disposed at the upper end of the sleeve and communicated with the inner cavity of the sleeve, and the water inlet pipes are communicated with a water outlet pipe of the water pump through a hose, and a water inlet of the water pump is communicated with an external water source.
Preferably, in the portable stone drilling device, the support seat comprises a top plate, a bottom plate and a plurality of telescopic rods, the top plate and the bottom plate are horizontally arranged and vertically arranged above the base at intervals, the plurality of telescopic rods are vertically arranged, the upper ends of the telescopic rods are connected with the lower end of the top plate, the lower ends of the telescopic rods are connected with the base, the bottom plate is provided with a plurality of through holes which are equal in number to the telescopic rods and correspond to the telescopic rods one by one, the telescopic rods penetrate through the corresponding through holes and are connected with the bottom plate in a sliding manner, the lifting mechanism is arranged on the top plate and is connected with the bottom plate in a transmission manner, the motor is arranged at the upper end of the bottom plate through an installation seat, an output shaft of the motor is downwards arranged and is connected with the drill rod penetrating through the top plate, the lower end of the bottom plate is provided with a first annular groove coaxial with the drill rod, and the upper end of the sleeve is extended into the first annular groove and is fixedly connected with the bottom plate, the water inlet pipes respectively penetrate through the bottom plate upwards.
Preferably, in the portable stone drilling device, the telescopic rod comprises a round rod and a cylinder, the round rod is vertically arranged at the upper end of the base, the cylinder is vertically arranged at the lower end of the top plate, and the upper end of the round rod coaxially extends into the cylinder and can slide along the axis of the cylinder and is fixedly connected with the cylinder through a positioning assembly.
Preferably, in the portable stone material drilling equipment, the drum is close to its lower extreme department equipartition and has two screw thread sleeves, screw thread sleeve follows the radial setting of drum, round bar is close to its upper and lower spaced of upper end department and is equipped with a plurality of mounting holes that run through it along its footpath, two screw thread sleeve slidable extremely with arbitrary the mounting hole intercommunication, the bolt that matches is installed to the screw thread sleeve internal thread, screws up the bolt to its stretch into with the screw thread sleeve intercommunication in the mounting hole, can with the drum with the round bar is connected fixedly, screw thread sleeve with the bolt constitutes jointly locating component.
Preferably, in the portable stone drilling device, the top plate is a square plate, and the cylinders are arranged at four right angles of the lower end of the top plate.
Preferably, a portable stone material drilling equipment in, all the cover is equipped with the spring on the round bar, the upper and lower both ends of spring respectively with the roof with the bottom plate is contradicted.
Preferably, a portable stone material drilling equipment in, elevating system include telescoping cylinder and connecting plate, the cylinder body of telescoping cylinder run through the roof and with roof fixed connection, its telescopic link vertical set up downwards and with the level setting the upper end middle part of connecting plate is connected, the lower extreme equipartition of connecting plate has the connecting rod of many vertical settings, the lower extreme of connecting rod with the upper end of connecting plate is contradicted.
Preferably, a portable stone material drilling equipment in, still including connecting the ring, the upper end level of roof is equipped with the second ring channel, it is in to connect the coaxial setting of ring the roof below and with many be connected, the telescoping cylinder drives it establishes to inlaying to connect the ring downstream in the second ring channel.
Preferably, in the portable stone drilling device, the lower end of the sleeve is coaxially provided with a limit ring.
Preferably, in the portable stone drilling device, the notch is in a shape of a circular truncated cone with a large upper part and a small lower part.
The invention has the beneficial effects that:
1. according to the invention, the sleeve with the plurality of atomizing nozzles is arranged outside the drill rod, and water mist is sprayed to the rotating drill through the atomizing nozzles to effectively cool the rotating drill;
2. the invention adjusts the effective working range of the drill bit by adjusting the position between the lifting mechanism and the bottom plate, thereby adjusting the drilling depth of the stone drilling device.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural view of a stone drilling device according to the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It should be noted that in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, an embodiment of the present invention provides a portable stone drilling device, which includes a base 1, a lifting mechanism, a motor 2, a drill rod 3, a sleeve 4 and a water pump, wherein the base 1 is horizontally disposed, a gap 5 is disposed in the middle of the base 1, the motor 2 is disposed above the base 1 through the lifting mechanism, the lifting mechanism is connected to the upper end of the base 1 through a support seat with adjustable height, the drill rod 3 is vertically disposed above the gap 5, the upper end of the drill rod is in transmission connection with the motor 2, the sleeve 4 is coaxially disposed around the drill rod 3 and in transmission connection with the lifting mechanism, a drill bit of the drill rod 3 extends into the sleeve 4 to form a cavity, a plurality of atomizing nozzles 6 communicated with the cavity of the sleeve 4 are uniformly disposed in the drill bit, a plurality of water inlet pipes 7 communicated with the cavity of the sleeve 4 are uniformly disposed in the drill bit, and the upper end of the sleeve 4 is uniformly disposed, the inlet tube 7 pass through the hose with the outlet pipe intercommunication of water pump, the water inlet and the external water source intercommunication of water pump.
In this embodiment, base 1 is placed on the stone material of treating drilling, and sleeve 4 and motor 2 are connected with elevating system simultaneously, and elevating system drives the two and goes up and down in step, carries external low temperature water through the water pump in sleeve 4's cavity, and atomizer 6 in the cavity is with its inside low temperature water spray to drilling rod 3 on, cools down drilling rod 3 to work, guarantees its normal use.
Preferably, as another embodiment of the present invention, the supporting seat includes a top plate 8, a bottom plate 9 and a plurality of telescopic rods, wherein the top plate 8 and the bottom plate 9 are horizontally disposed and vertically spaced above the base 1, the plurality of telescopic rods are vertically disposed, the upper ends of the telescopic rods are connected to the lower end of the top plate 8, the lower ends of the telescopic rods are connected to the base 1, the bottom plate 9 is provided with a plurality of through holes which are equal in number to the telescopic rods and are in one-to-one correspondence, the telescopic rods pass through the corresponding through holes and are slidably connected to the bottom plate 9, the lifting mechanism is disposed on the top plate 8 and is in transmission connection with the bottom plate 9, the motor 2 is disposed at the upper end of the bottom plate 9 through a mounting seat, the output shaft of the motor is disposed downward and is connected to the drill rod 3 penetrating through the top plate 8, the lower end of the bottom plate 9 is provided with a first annular groove coaxial with the drill rod 3, the upper end of the sleeve 4 extends into the first annular groove and is fixedly connected with the bottom plate 9, and the water inlet pipes 7 respectively penetrate through the bottom plate 9 upwards.
In this embodiment, connect through many telescopic links between roof 8 and the bottom plate 9, adjust the distance between roof 8 and the base 1 through the length of adjustment telescopic link, the effective working distance of adjustment drill bit, the adjustment drilling depth.
Preferably, as another embodiment of the present invention, the telescopic rod includes a round rod 10 and a cylinder 11, the round rod 10 is vertically disposed at the upper end of the base 1, the cylinder 11 is vertically disposed at the lower end of the top plate 8, the upper end of the round rod 10 coaxially extends into the cylinder 11 and can slide along the axis thereof, and is connected and fixed with the cylinder 11 through a positioning assembly.
In this embodiment, two threaded sleeves 12 are uniformly distributed on the cylinder 11 near the lower end thereof, the threaded sleeves 12 are arranged along the radial direction of the cylinder 11, a plurality of mounting holes 13 penetrating through the circular rod 10 near the upper end thereof in the radial direction are arranged at intervals up and down, the two threaded sleeves 12 can slide to be communicated with any one of the mounting holes 13, matched bolts 14 are arranged in the threaded sleeves 12 in a threaded manner, the bolts 14 are screwed to extend into the mounting holes 13 communicated with the threaded sleeves 12, so that the cylinder 11 and the circular rod 10 can be connected and fixed, and the threaded sleeves 12 and the bolts 14 jointly form the positioning assembly.
Preferably, as another embodiment of the present invention, the top plate 8 is a square plate, and four right angles at the lower end of the top plate are provided with the cylinders 11.
Preferably, as another embodiment of the present invention, the round rods 10 are respectively sleeved with springs 15, and upper and lower ends of the springs 15 respectively abut against the top plate 8 and the bottom plate 9.
In this embodiment, the movement of the base plate 9 is buffered by the springs 15 each fitted to the round bar 10.
Preferably, as another embodiment of the present invention, the lifting mechanism includes a telescopic cylinder 16 and a connecting plate 17, a cylinder body of the telescopic cylinder 16 penetrates through the top plate 8 and is fixedly connected with the top plate 8, a telescopic rod of the telescopic cylinder is vertically and downwardly disposed and is connected with a middle part of an upper end of the connecting plate 17 which is horizontally disposed, a plurality of vertically disposed connecting rods are uniformly distributed at a lower end of the connecting plate 17, and a lower end of each connecting rod abuts against an upper end of the connecting plate 17.
Preferably, as another embodiment of the present invention, the telescopic device further includes a connecting ring 18, a second annular groove is horizontally arranged at the upper end of the top plate 8, the connecting ring 18 is coaxially arranged below the top plate 8 and connected with a plurality of the connecting rings, and the telescopic cylinder 16 drives the connecting ring 18 to move downward to be embedded in the second annular groove.
Preferably, as another embodiment of the present invention, the lower end of the sleeve 4 is coaxially provided with a limit ring 19.
In this embodiment, the working range of the drilling is limited by providing a limit ring 19 at the lower end of the sleeve 4.
Preferably, as another embodiment of the present invention, the notch 5 is a truncated cone shape with a large top and a small bottom.
In this embodiment, the notch 5 has a truncated cone shape with a large upper part and a small lower part, so that the gravel slag is prevented from being accumulated on the inner wall of the notch 5.
While embodiments of the invention have been described above, it is not intended to be limited to the details shown, particular embodiments, but rather to those skilled in the art, and it is to be understood that the invention is capable of numerous modifications and that various changes may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims (10)

1. The portable stone drilling device is characterized by comprising a base (1), a lifting mechanism, a motor (2), a drill rod (3), a sleeve (4) and a water pump, wherein the base (1) is horizontally arranged, a notch (5) is formed in the middle of the base, the motor (2) is arranged above the base (1) through the lifting mechanism, the lifting mechanism is connected with the upper end of the base (1) through a supporting seat with adjustable height, the drill rod (3) is vertically arranged above the notch (5), the upper end of the drill rod is in transmission connection with the motor (2), the sleeve (4) is coaxially arranged around the drill rod (3) and is in transmission connection with the lifting mechanism, a drill bit of the drill rod (3) extends to the inside of the sleeve (4) and is provided with a cavity, and a plurality of atomizing nozzles (6) communicated with the cavity of the sleeve (4) are uniformly distributed on the inner side wall and the side wall of the drill bit, the upper end equipartition of sleeve (4) has a plurality of inlet tubes (7) rather than the inner chamber intercommunication, inlet tube (7) through the hose with the outlet pipe intercommunication of water pump, the water inlet and the external water source intercommunication of water pump.
2. The portable stone drilling device as claimed in claim 1, wherein the supporting base comprises a top plate (8), a bottom plate (9) and a plurality of telescopic rods, the top plate (8) and the bottom plate (9) are horizontally arranged and vertically arranged above the base (1) at intervals, the plurality of telescopic rods are vertically arranged, the upper ends of the plurality of telescopic rods are connected with the lower end of the top plate (8), the lower ends of the plurality of telescopic rods are connected with the base (1), the bottom plate (9) is provided with a plurality of through holes which are equal in number and correspond to the telescopic rods one by one, the telescopic rods penetrate through the corresponding through holes and are slidably connected with the bottom plate (9), the lifting mechanism is arranged on the top plate (8) and is in transmission connection with the bottom plate (9), the motor (2) is arranged at the upper end of the bottom plate (9) through a mounting seat, and the output shaft of the motor is arranged downwards and is connected with the drill rod (3) penetrating through the top plate (8), the lower extreme of bottom plate (9) is equipped with the coaxial first ring channel of drilling rod (3), the upper end of sleeve (4) stretch into in the first ring channel and with bottom plate (9) fixed connection, inlet tube (7) upwards pass respectively bottom plate (9).
3. A portable stone drilling device as claimed in claim 2, characterized in that said telescopic rod comprises a round rod (10) and a cylinder (11), said round rod (10) is vertically disposed on the upper end of said base (1), said cylinder (11) is vertically disposed on the lower end of said top plate (8), the upper end of said round rod (10) coaxially extends into said cylinder (11) and can slide along its axis, and is connected and fixed with said cylinder (11) through a positioning assembly.
4. A portable stone drilling device as claimed in claim 3, wherein two threaded sleeves (12) are uniformly distributed on the cylinder (11) near the lower end thereof, the threaded sleeves (12) are arranged along the radial direction of the cylinder (11), the round bar (10) near the upper end thereof is provided with a plurality of mounting holes (13) which penetrate through the round bar (10) along the radial direction thereof at intervals up and down, the two threaded sleeves (12) can slide to be communicated with any one of the mounting holes (13), the threaded sleeves (12) are internally provided with matched bolts (14), the bolts (14) are screwed until the bolts (14) extend into the mounting holes (13) communicated with the threaded sleeves (12), so that the cylinder (11) and the round bar (10) can be fixedly connected, and the threaded sleeves (12) and the bolts (14) jointly form the positioning assembly.
5. A portable stone drilling device as claimed in claim 3, characterized in that said top plate (8) is a square plate, and four right angles of its lower end are provided with said cylinders (11).
6. A portable stone drilling device as claimed in claim 3, characterized in that said round rods (10) are sleeved with springs (15), and the upper and lower ends of said springs (15) are respectively abutted against said top plate (8) and said bottom plate (9).
7. A portable stone drilling device as claimed in claim 6, characterized in that said lifting mechanism comprises a telescopic cylinder (16) and a connecting plate (17), the cylinder body of said telescopic cylinder (16) penetrates said top plate (8) and is fixedly connected with said top plate (8), the telescopic rod thereof is vertically downward arranged and is connected with the middle part of the upper end of said connecting plate (17) horizontally arranged, the lower end of said connecting plate (17) is uniformly provided with a plurality of vertically arranged connecting rods, and the lower ends of said connecting rods are abutted against the upper end of said connecting plate (17).
8. A portable stone drilling device as claimed in claim 7, characterized in that it further comprises a connecting ring (18), a second annular groove is horizontally provided at the upper end of the top plate (8), the connecting ring (18) is coaxially disposed below the top plate (8) and connected with a plurality of said rings, and the telescopic cylinder (16) drives the connecting ring (18) to move downwards to be embedded in the second annular groove.
9. A portable stone drilling device as claimed in any one of claims 1 to 8, characterized in that the lower end of said sleeve (4) is coaxially provided with a stop ring (19).
10. A portable stone drilling device as claimed in any one of claims 1-8, characterized in that said indentation (5) is in the shape of a truncated cone with a large top and a small bottom.
CN202210389598.2A 2022-04-14 2022-04-14 Portable stone material drilling equipment Pending CN114770762A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210389598.2A CN114770762A (en) 2022-04-14 2022-04-14 Portable stone material drilling equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210389598.2A CN114770762A (en) 2022-04-14 2022-04-14 Portable stone material drilling equipment

Publications (1)

Publication Number Publication Date
CN114770762A true CN114770762A (en) 2022-07-22

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ID=82428476

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Application Number Title Priority Date Filing Date
CN202210389598.2A Pending CN114770762A (en) 2022-04-14 2022-04-14 Portable stone material drilling equipment

Country Status (1)

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CN (1) CN114770762A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206748767U (en) * 2017-04-07 2017-12-15 长泰县福兴石材制品有限公司 A kind of Manual stone drilling machine
CN206796226U (en) * 2017-03-20 2017-12-26 深圳市升耀装饰材料有限公司 A kind of crystal stone material twist drill hole equipment
CN207578742U (en) * 2017-12-08 2018-07-06 喜德福联石业有限公司 A kind of depositing dust cooling electric drill
CN207825222U (en) * 2017-12-14 2018-09-07 江苏润弛太阳能材料科技有限公司 A kind of solar energy quartz crucible processing and manufacturing drilling equipment
CN108637306A (en) * 2018-05-11 2018-10-12 刘淑音 A kind of building board machining equipment
CN210173925U (en) * 2019-03-18 2020-03-24 福建省港达玻璃制品有限公司 Perforating device for toughened glass
CN211250874U (en) * 2019-11-26 2020-08-14 孟小花 Perforating device is used in building engineering construction
CN212445827U (en) * 2020-04-25 2021-02-02 赣州畅鑫石材有限公司 Drilling equipment of stone material processing
CN213269779U (en) * 2020-07-28 2021-05-25 中交投资项目管理有限公司 Drilling equipment is used in road construction
CN213593303U (en) * 2020-09-29 2021-07-02 上海骊港幕墙科技有限公司 Portable stone back bolt punching equipment
CN214214304U (en) * 2020-11-12 2021-09-17 湖北麻城市嘉丰石材有限公司 Perforating device of stone material
DE212020000631U1 (en) * 2020-10-15 2022-01-19 Suzhou Saishuola Stainless Products Co., Ltd. An adjustable drilling jig for processing stainless steel sheet
CN215845891U (en) * 2021-10-14 2022-02-18 安徽信息工程学院 Part drilling equipment

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Publication number Priority date Publication date Assignee Title
CN206796226U (en) * 2017-03-20 2017-12-26 深圳市升耀装饰材料有限公司 A kind of crystal stone material twist drill hole equipment
CN206748767U (en) * 2017-04-07 2017-12-15 长泰县福兴石材制品有限公司 A kind of Manual stone drilling machine
CN207578742U (en) * 2017-12-08 2018-07-06 喜德福联石业有限公司 A kind of depositing dust cooling electric drill
CN207825222U (en) * 2017-12-14 2018-09-07 江苏润弛太阳能材料科技有限公司 A kind of solar energy quartz crucible processing and manufacturing drilling equipment
CN108637306A (en) * 2018-05-11 2018-10-12 刘淑音 A kind of building board machining equipment
CN210173925U (en) * 2019-03-18 2020-03-24 福建省港达玻璃制品有限公司 Perforating device for toughened glass
CN211250874U (en) * 2019-11-26 2020-08-14 孟小花 Perforating device is used in building engineering construction
CN212445827U (en) * 2020-04-25 2021-02-02 赣州畅鑫石材有限公司 Drilling equipment of stone material processing
CN213269779U (en) * 2020-07-28 2021-05-25 中交投资项目管理有限公司 Drilling equipment is used in road construction
CN213593303U (en) * 2020-09-29 2021-07-02 上海骊港幕墙科技有限公司 Portable stone back bolt punching equipment
DE212020000631U1 (en) * 2020-10-15 2022-01-19 Suzhou Saishuola Stainless Products Co., Ltd. An adjustable drilling jig for processing stainless steel sheet
CN214214304U (en) * 2020-11-12 2021-09-17 湖北麻城市嘉丰石材有限公司 Perforating device of stone material
CN215845891U (en) * 2021-10-14 2022-02-18 安徽信息工程学院 Part drilling equipment

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廖原时: "用于石材开采的各种凿岩设备(二)", 石材, no. 04, pages 25 - 29 *

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