CN112122624A - Hydraulic support cylinder body blind hole inner wall cladding boring frock - Google Patents
Hydraulic support cylinder body blind hole inner wall cladding boring frock Download PDFInfo
- Publication number
- CN112122624A CN112122624A CN202011179186.3A CN202011179186A CN112122624A CN 112122624 A CN112122624 A CN 112122624A CN 202011179186 A CN202011179186 A CN 202011179186A CN 112122624 A CN112122624 A CN 112122624A
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- cylinder body
- wall
- lathe
- hydraulic support
- adjusting bracket
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B3/00—General-purpose turning-machines or devices, e.g. centre lathes with feed rod and lead screw; Sets of turning-machines
- B23B3/06—Turning-machines or devices characterised only by the special arrangement of constructional units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B23/00—Tailstocks; Centres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B23/00—Tailstocks; Centres
- B23B23/04—Live centres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
- B23B25/06—Measuring, gauging, or adjusting equipment on turning-machines for setting-on, feeding, controlling, or monitoring the cutting tools or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a cladding boring tool for the inner wall of a blind hole of a hydraulic support cylinder body, which comprises a lathe, a heavy cast iron center frame fixed at the top of the lathe, a cylinder body cylinder bottom welding thick-wall sleeve mechanism sleeved in the heavy cast iron center frame, an umbrella-shaped rotary centre mechanism, a cylinder body inner hole aligning mechanism and a lathe tailstock, wherein the umbrella-shaped rotary centre mechanism and the cylinder body inner hole aligning mechanism are respectively in tight fit with the lathe tailstock, the cylinder body cylinder bottom welding thick-wall sleeve mechanism comprises a thick-wall sleeve arranged on the lathe and a cylinder body sleeved on the outer wall of the thick-wall sleeve, and the umbrella-shaped rotary centre mechanism comprises a conical disc and a mandrel arranged at the rear end of the conical disc. The cylinder body inner wall can be fused, bored and honed without removing the cylinder bottom, the clamping is convenient, the cylinder body can be quickly pushed and aligned, the maintenance cost is low, the speed is high, and the damage to the cylinder body cannot be caused.
Description
Technical Field
The invention relates to the technical field of hydraulic supports, in particular to a cladding boring tool for the inner wall of a blind hole of a cylinder body of a hydraulic support.
Background
In recent years, the large repair of the fully mechanized mining equipment of the coal mine becomes an important way for increasing the income and saving the expenditure of each mine, and the company actively explores the new technologies for maintaining the fully mechanized mining equipment such as a hydraulic support and the like by establishing the large repair of the fully mechanized mining equipment and manufacturing the coal mine equipment. In the maintenance process of the hydraulic support, the inner wall of the cylinder body of the upright post jack is seriously corroded, and some cylinder bodies with expanded cylinders and deep corrosion pits cannot be used, so that the cost for replacing the cylinder bodies is high, and the maintenance and the use are needed.
The prior hydraulic support cylinder body has the following defects:
1. the cylinder bottom and the cylinder barrel of the cylinder body are required to be cut, the operation requirement on workers is high, the cylinder bottom and the cylinder body are cut due to misoperation, and the cylinder body is scrapped due to the fact that the cylinder body cannot be repaired seriously.
2. After the cylinder bottom and the cylinder barrel of the cylinder body are cut, the cut scars of the cylinder bottom and the cylinder barrel need to be polished and repaired, and the labor intensity is high.
3. After the cylinder barrel is repaired, the cylinder barrel and the cylinder bottom need to be welded, the requirement on welding quality of workers is high, if the cylinder barrel cannot be guaranteed due to poor welding, the cylinder bottom and the cylinder barrel need to be maintained again after being cut, and the maintenance cost is greatly increased.
4. The cylinder bottom and the cylinder barrel of the cylinder body are cut off due to the need, the cylinder body is likely to deform due to high heat, the alignment and clamping errors of subsequent maintenance are large, and the cylinder body is inclined to the left and is completely turned.
5. The process is complex, the requirement on the operation technology of workers is high, the maintenance cost is high, the speed is low, and the efficiency is low.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a welding and boring tool for the inner wall of a blind hole of a hydraulic support cylinder body.
In order to achieve the purpose, the invention adopts the following technical scheme:
the inner wall cladding and boring tool for the blind hole of the hydraulic support cylinder comprises a lathe, a heavy cast iron center frame fixed at the top of the lathe, a cylinder bottom welding thick-wall sleeve mechanism sleeved in the heavy cast iron center frame, an umbrella-shaped rotary center mechanism, a cylinder inner hole aligning mechanism and a lathe tailstock, wherein the umbrella-shaped rotary center mechanism and the cylinder inner hole aligning mechanism are respectively in tight fit with the lathe tailstock, the cylinder bottom welding thick-wall sleeve mechanism comprises a thick-wall sleeve installed on the lathe and a cylinder body sleeved on the outer wall of the thick-wall sleeve, the umbrella-shaped rotary center mechanism comprises a conical disc and a mandrel installed at the rear end of the conical disc, an elastic check ring for a shaft is fixed at the front end of the mandrel, three spacing sleeves are arranged on the mandrel, a first deep groove ball bearing, a one-way thrust bearing and a second deep groove ball bearing are sequentially transfused among the three spacing sleeves, and a gland for sealing, and the gland passes through the hexagon socket head cap screw to be connected with the conical disk, cylinder body hole alignment mechanism includes adjusting bracket, the fixed bracket who is connected with adjusting bracket and adjusting bracket fixed connection's extension rod, the one end that the fixed bracket was kept away from to the extension rod is connected with the fixed plate, and opens on the fixed plate has the mounting hole, and it has the locking axle sleeve to peg graft in the mounting hole, there is the digital display percentage table of taking the display screen through nut locking in the locking axle sleeve, fixed bracket includes fixed dabber and cup joints the fixed plate in the fixed dabber.
Preferably, the connection part of the gland and the conical disc is sleeved with an elastic paper pad, and the connection part of the inner hexagonal socket head cap screw and the gland is sleeved with a first elastic pad.
Preferably, a sealed liquid storage cavity is formed between the conical disc and the gland, a 45-degree joint type pressure filling oil cup is connected to one side of the conical disc, and the 45-degree joint type pressure filling oil cup is communicated with the liquid storage cavity.
Preferably, an oil seal is sleeved at the joint of the mandrel and the gland.
Preferably, the adjusting bracket is connected with the extension rod through a first bolt, the adjusting bracket is connected with the fixing bracket through a second bolt, and the first bolt and the second bolt are sequentially sleeved with a second elastic pad and a flat pad.
Preferably, the adjusting bracket is of an angle steel structure, a round hole is formed in the center of one end of the adjusting bracket, and bolt holes for mounting second bolts are formed in two sides of one end of the adjusting bracket.
Preferably, the other end of the adjusting bracket is provided with a sliding chute with an arc structure, and the inner side of the sliding chute is provided with a bolt hole for installing a first bolt on the adjusting bracket.
The invention has the beneficial effects that:
1. the inner wall of the cylinder body can be fused, bored and honed without removing the cylinder bottom, the cylinder bottom of the cylinder body is welded with a thick-wall sleeve tool, the thick-wall sleeve is welded near the center line of the cylinder bottom, and the clamping of a chuck of a machine tool is inconvenient because the cylinder bottom has a larger diameter and an irregular shape;
2. the umbrella-shaped rotating center mechanism is arranged on a sleeve of a tailstock of a machine tool, so that the umbrella-shaped rotating center mechanism can be quickly clamped and is concentric with the center of a chuck of the machine tool, and a cylinder body can be quickly pushed and aligned;
3. cylinder body hole alignment mechanism passes through the dabber installation to be fixed on the tailstock of lathe, the clamping is dismantled conveniently, and this frock processing has annular lewis hole, the angle of this frock of twice adjustment can rotate, fix with the bolt after adjusting, realize the quick adjustment and the fixing of digital display percentage table, the digital display percentage table of outband grafting display screen presss from both sides the cover installation through the locking and fixes the front end at this frock, the installation is simple and convenient, the data line twines and is connected to external display screen on the extension rod, observe data through external display screen, stretch into the cylinder body hole with this frock and be close to cylinder bottom position, realize the alignment of cylinder body hole through display screen data adjustment lathe chuck.
Drawings
Fig. 1 is a schematic view of a first assembly structure of a welding and boring tool for the inner wall of a blind hole of a hydraulic support cylinder body, which is provided by the invention;
fig. 2 is a schematic view of a second assembly structure of the hydraulic support cylinder blind hole inner wall deposition boring tool provided by the invention;
FIG. 3 is a schematic structural diagram of a mechanism for welding a thick-walled sleeve at the cylinder bottom of a cylinder body of the hydraulic support cylinder body blind hole inner wall deposition boring tool provided by the invention;
fig. 4 is a schematic structural diagram of an umbrella-shaped rotating center mechanism of the hydraulic support cylinder blind hole inner wall cladding boring tool provided by the invention;
FIG. 5 is a schematic structural view of a cylinder inner hole alignment mechanism of the hydraulic support cylinder blind hole inner wall deposition boring tool provided by the invention;
FIG. 6 is a schematic structural view of an adjusting bracket of the welding and boring tool for the inner wall of the blind hole of the hydraulic support cylinder body, which is provided by the invention;
fig. 7 is a schematic structural view of a fixing bracket of the hydraulic support cylinder blind hole inner wall deposition boring tool provided by the invention.
In the figure: the device comprises a lathe 1, a cylinder bottom welding thick-wall sleeve mechanism 2, a heavy cast iron center frame 3, a universal dial indicator 4, an umbrella-shaped rotating center mechanism 5, a lathe tailstock 6, a cylinder inner hole aligning mechanism 7, a thick-wall sleeve 8, a cylinder body 9, a cone disk 10, an elastic retainer ring for 11 shafts, a first deep groove ball bearing 12, a one-way thrust bearing 13, a spacer sleeve 14, a second deep groove ball bearing 15, a joint type 1645-degree pressure injection oil cup 17, an elastic paper pad 17, a gland 18, a hexagon socket head cap screw 19, a first elastic pad 20, an oil seal 21, a core shaft 22, a locking shaft sleeve 23, a digital display dial indicator 24 with a display screen, a first nut 25, a fixed plate 26, an extension rod 27, an adjusting bracket 28, a bolt 29, a second elastic pad 30, a flat pad 31, a bolt 32, a fixed bracket 33, a fixed plate 34 and a fixed core shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the embodiment, referring to fig. 1-7, a cladding boring tool for inner walls of blind holes of hydraulic supports of cylinder bodies comprises a lathe 1, a heavy cast iron center frame 3 fixed at the top of the lathe 1, a cylinder body bottom welding thick-wall sleeve mechanism 2 sleeved in the heavy cast iron center frame 3, an umbrella-shaped rotating center mechanism 5, a cylinder body inner hole aligning mechanism 7 and a lathe tailstock 6, wherein the umbrella-shaped rotating center mechanism 5 and the cylinder body inner hole aligning mechanism 7 are respectively in tight fit with the lathe tailstock 6, the cylinder body bottom welding thick-wall sleeve mechanism 2 comprises a thick-wall sleeve 8 installed on the lathe 1 and a cylinder body 9 sleeved on the outer wall of the thick-wall sleeve 8, the umbrella-shaped rotating center mechanism 5 comprises a conical disc 10 and a mandrel 22 installed at the rear end of the conical disc 10, an elastic baffle ring 11 for a shaft is fixed at the front end of the mandrel 22, three spacer sleeves 14 are arranged on the mandrel 22, and first deep groove ball bearings 12 are sequentially, The cylinder body inner hole alignment mechanism 7 comprises an adjusting bracket 28, a fixing bracket 33 connected with the adjusting bracket 28 and an extension rod 27 fixedly connected with the adjusting bracket 28, one end of the extension rod 27 far away from the fixing bracket 33 is connected with a fixing plate 26, a mounting hole is formed in the fixing plate 26, a locking shaft sleeve 23 is inserted in the mounting hole, a digital display dial indicator 24 with a display screen is locked in the locking shaft sleeve 23 through a nut 25, the fixing bracket 33 comprises a fixing core shaft 35 and a fixing plate 34 sleeved on the fixing core shaft 35, an elastic paper pad 17 is sleeved at the joint of the gland 18 and the cone disc 10, and a first elastic pad 20 is sleeved at the joint of the inner hexagon socket head screw 19 and the gland 18, constitute sealed stock solution chamber between conical disk 10 and the gland 18, and conical disk 10 one side is connected with 45 joint formula pressure filling oil cup 16, 45 joint formula pressure filling oil cup 16 and stock solution chamber intercommunication, the junction cover of dabber 22 and gland 18 is equipped with oil blanket 21, adjust bracket 28 and be connected with extension rod 27 through first bolt 29, adjust bracket 28 and be connected with fixed bracket 33 through second bolt 32, and all cup jointed second bullet pad 30 and flat pad 31 on first bolt 29 and the second bolt 32 in proper order, adjust bracket 28 and be the angle steel structure, and the one end center of adjusting bracket 28 opens there is the round hole, and the bolt hole of installation second bolt 32 is all opened to adjustment bracket 28 one end both sides, adjust the bracket 28 other end and open the spout that has the arc structure, and the spout inboard is equipped with the bolt hole of seting up the first bolt 29 of installation on the adjustment bracket 28.
An umbrella-shaped rotary centre mechanism 5 is arranged on a sleeve of a lathe tailstock 6 to be clamped tightly, a heavy cast iron center frame 3 is transferred to a lathe 1, the heavy cast iron center frame 3 is arranged at a position, close to an original center frame nest of a cylinder body 9, of the lathe 1, a tool rest of the lathe 1 is adjusted at the left side of the heavy cast iron center frame 3, the cylinder body 9 is welded with a thick-walled sleeve mechanism 2 and is hoisted to a four-jaw chuck lathe, the four-jaw chuck is clamped on an inner hole of a cylinder bottom sleeve, the umbrella-shaped rotary centre mechanism 5 arranged on the tailstock tightly supports a cylinder opening of the cylinder body 9, a universal dial indicator 4 is arranged on a guide rail of the lathe 1, the excircle of the original center frame nest of the cylinder body 9 is corrected, the four-jaw chuck is adjusted, the center frame is adjusted after alignment, the umbrella-shaped large rotary centre mechanism 5 on the lathe tailstock 6 is removed, a digital display dial indicator 24 with a display screen on an inner hole alignment mechanism 7 of, by observing 24 data of a digital display dial indicator with a display screen, the four-jaw chuck is adjusted to realize the alignment of the inner wall of the cylinder bottom of the cylinder body 9, the clamping is firm after the alignment, the excircle of the cylinder bottom sleeve is turned, the turning length is about 8cm from the left end surface of the sleeve, so that the coaxiality of the excircle of the cylinder bottom sleeve and the inner hole of the cylinder bottom of the cylinder body is ensured, in order to ensure the coaxiality of the excircle of the cylinder bottom sleeve and the excircle of the center frame nest, the excircle of the original center frame nest of the cylinder body 9 needs to be repaired, the cylinder body 9 is hoisted to a three-jaw chuck lathe, the three-jaw chuck is clamped at the excircle of the cylinder bottom sleeve, the contact surface length of a clamping jaw and the excircle of the sleeve is not too long, so as to reduce the contact area, reduce errors and improve the processing precision, the center frame is arranged at the position of the lathe 1 close to the left side of the original center, removing the umbrella-shaped rotating centre mechanism 5 of the lathe tailstock 6, drilling a dial indicator at the original frame nest, aligning the excircle, finely adjusting the center frame, clamping firmly after adjusting, and turning and finishing the frame nest excircle.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A cladding boring tool for the inner wall of a blind hole of a hydraulic support cylinder body comprises a lathe (1), a heavy cast iron center frame (3) fixed at the top of the lathe (1), a cylinder body bottom welding thick-wall sleeve mechanism (2) sleeved in the heavy cast iron center frame (3), an umbrella-shaped rotating center mechanism (5), a cylinder body inner hole aligning mechanism (7) and a lathe tailstock (6), and is characterized in that the umbrella-shaped rotating center mechanism (5) and the cylinder body inner hole aligning mechanism (7) are respectively in tight fit with the lathe tailstock (6), the cylinder body bottom welding thick-wall sleeve mechanism (2) comprises a thick-wall sleeve (8) installed on the lathe (1) and a cylinder body (9) sleeved on the outer wall of the thick-wall sleeve (8), the umbrella-shaped rotating center mechanism (5) comprises a conical disc (10) and a mandrel (22) installed at the rear end of the conical disc (10), and dabber (22) front end is fixed with circlip (11) for the axle, be equipped with three spacer sleeve (14) on dabber (22), and infuse first deep groove ball bearing (12), one-way thrust bearing (13) and second deep groove ball bearing (15) in proper order between three spacer sleeve (14), the dabber (22) is gone up to cup joint and is used for sealed gland (18), and gland (18) are connected with conical disk (10) through hexagon socket head cap screw (19), cylinder body hole alignment mechanism (7) are including adjusting bracket (28), fixed bracket (33) and adjusting bracket (28) fixed connection's extension rod (27) of being connected with adjusting bracket (28), the one end that fixed bracket (33) were kept away from to extension rod (27) is connected with fixed plate (26), and division has the mounting hole on fixed plate (26), and the grafting has locking axle sleeve (23) in the mounting hole, digital display screen's percentage table (24) has been locked through nut (25) in locking axle sleeve (23) The fixing bracket (33) comprises a fixing core shaft (35) and a fixing plate (34) sleeved on the fixing core shaft (35).
2. The tool for cladding and boring the inner wall of the blind hole of the hydraulic support cylinder body according to claim 1, wherein an elastic paper pad (17) is sleeved at the joint of the gland (18) and the conical disc (10), and a first elastic pad (20) is sleeved at the joint of the hexagon socket head cap screw (19) and the gland (18).
3. The tool for cladding and boring the inner wall of the blind hole of the hydraulic support cylinder body according to claim 1, wherein a sealed liquid storage cavity is formed between the conical disc (10) and the gland (18), a 45-degree joint type pressure filling oil cup (16) is connected to one side of the conical disc (10), and the 45-degree joint type pressure filling oil cup (16) is communicated with the liquid storage cavity.
4. The tool for the cladding and boring of the inner wall of the blind hole of the hydraulic support cylinder body according to claim 1, wherein an oil seal (21) is sleeved at the joint of the mandrel (22) and the gland (18).
5. The tool for cladding and boring the inner wall of the blind hole of the hydraulic support cylinder body according to claim 1, wherein the adjusting bracket (28) is connected with the extension rod (27) through a first bolt (29), the adjusting bracket (28) is connected with the fixing bracket (33) through a second bolt (32), and a second elastic cushion (30) and a flat cushion (31) are sleeved on the first bolt (29) and the second bolt (32) in sequence.
6. The tool for cladding and boring the inner wall of the blind hole of the hydraulic support cylinder body according to claim 1, wherein the adjusting bracket (28) is of an angle steel structure, a round hole is formed in the center of one end of the adjusting bracket (28), and bolt holes for mounting the second bolts (32) are formed in two sides of one end of the adjusting bracket (28).
7. The tool for cladding and boring the inner wall of the blind hole of the hydraulic support cylinder body according to claim 1, wherein the other end of the adjusting bracket (28) is provided with a sliding groove with an arc-shaped structure, and a bolt hole for installing a first bolt (29) on the adjusting bracket (28) is formed in the inner side of the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011179186.3A CN112122624A (en) | 2020-10-29 | 2020-10-29 | Hydraulic support cylinder body blind hole inner wall cladding boring frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011179186.3A CN112122624A (en) | 2020-10-29 | 2020-10-29 | Hydraulic support cylinder body blind hole inner wall cladding boring frock |
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| Publication Number | Publication Date |
|---|---|
| CN112122624A true CN112122624A (en) | 2020-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011179186.3A Pending CN112122624A (en) | 2020-10-29 | 2020-10-29 | Hydraulic support cylinder body blind hole inner wall cladding boring frock |
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| CN (1) | CN112122624A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114227577A (en) * | 2022-01-06 | 2022-03-25 | 泰安市泰和电力设备有限公司 | Processing tool for high-voltage switch circuit breaker mechanism support |
| CN114433891A (en) * | 2022-03-17 | 2022-05-06 | 海德曼（上海）自动化技术有限公司 | Servo tailstock of machine tool |
-
2020
- 2020-10-29 CN CN202011179186.3A patent/CN112122624A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114227577A (en) * | 2022-01-06 | 2022-03-25 | 泰安市泰和电力设备有限公司 | Processing tool for high-voltage switch circuit breaker mechanism support |
| CN114433891A (en) * | 2022-03-17 | 2022-05-06 | 海德曼（上海）自动化技术有限公司 | Servo tailstock of machine tool |
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Effective date of registration: 20210118 Address after: No. 109 Lianhu Road, Shangting community, Xihua Town, Huating City, Pingliang City, Gansu Province Applicant after: HUATING COAL GROUP Co.,Ltd. Address before: No. 109 Lianhu Road, Shangting community, Xihua Town, Pingliang City, Gansu Province Applicant before: Che Xinjun |