CN219853798U - Grinding device for inner hole of large-diameter workpiece - Google Patents
Grinding device for inner hole of large-diameter workpiece Download PDFInfo
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- CN219853798U CN219853798U CN202321124977.5U CN202321124977U CN219853798U CN 219853798 U CN219853798 U CN 219853798U CN 202321124977 U CN202321124977 U CN 202321124977U CN 219853798 U CN219853798 U CN 219853798U
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- 239000000758 substrate Substances 0.000 claims description 4
- 238000003754 machining Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model provides a grinding device for an inner hole of a large-diameter workpiece, which is characterized in that: the belt grinding system is arranged on the base plate, namely, a flange of a motor is sequentially arranged on the flange and the base plate, and a driving wheel is connected on a motor shaft in a key way; the driven wheel and the mandrel are respectively arranged on an outer sleeve and an inner sleeve of the support bearing, and a mandrel nut is screwed into a mandrel screw; the mounting frame is characterized in that two ends of the vertical rod are respectively provided with a base and a chuck, and when the base is mounted on the base plate by the connecting bolt, the chuck is matched with the cutter clamping groove of the vertical lathe. When in use, the chuck is inserted into the cutter clamping groove of the vertical lathe like a lathe tool handle, and then the clamping bolt is screwed, the grinding head is arranged on the cutter table, and the abrasive belt on the driven wheel of the grinding head moves along with the cutter table, so that the grinding head can grind the cylinder diameter and the length of the cylinder diameter to be basically the same as the machining range of a machine tool, namely the machining range is wider.
Description
Technical Field
The utility model relates to a device which is arranged on a vertical lathe (hereinafter referred to as a vertical lathe) and is used for grinding an inner hole of a large-diameter workpiece.
Background
The general method for grinding the inner hole of the large-diameter workpiece is that the large-diameter workpiece is required to be hoisted on a large grinding lathe for processing, so that the hoisting is time-consuming and labor-consuming, and matched large-size grinding equipment is required; in addition, for the work piece that machining precision requires high, there is the installation error in processing benchmark after the reloading, hardly guarantees machining precision.
CN101585167a discloses a "novel grinding head device", which comprises an output shaft of a motor connected with a grinding wheel through a connecting rod and is provided with a base, and the base is arranged on a vertical lathe to perform grinding work. Because the grinding wheel is only suitable for grinding the inner hole with the small workpiece diameter, when the grinding wheel is used for grinding the inner hole with the large diameter of a large workpiece, the contact surface between the grinding wheel and the workpiece is small, and the grinding efficiency is low.
The vertical lathe comprises a cutter clamping groove, and the method for installing the turning tool on the vertical lathe is that the cutter handle of the turning tool is inserted into the cutter clamping groove, and the clamping bolt is screwed.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide a grinding device for an inner hole of a large-diameter workpiece.
The purpose of the utility model is realized in the following way: the electric abrasive belt grinding system comprises a driven wheel, an abrasive belt, a flange motor (a motor with a flange) and a driving wheel, and is characterized in that: the mounting frame and the electric abrasive belt grinding system are mounted on the base plate;
the base plate is provided with a motor round hole and a mandrel bar-shaped hole, the mandrel bar-shaped hole is positioned on the left side or the right side of the motor round hole, and the connecting line of the two circle centers of the bar-shaped hole is positioned on the diameter line of the motor round hole. The electric abrasive belt grinding system is arranged on the base plate, namely, a flange of the flange motor is sequentially arranged on the flange plate and the base plate at a motor round hole, the driving wheel is connected and arranged on a flange motor shaft in a key way, a screw blind hole is arranged at the shaft end of the motor shaft, a screw with a pad is screwed into the screw blind hole, the diameter of the screw pad is larger than that of a driving wheel shaft hole, and the driving wheel is axially positioned after the screw is screwed; the driven wheel and the mandrel are respectively arranged on an outer sleeve and an inner sleeve of the support bearing, namely the mandrel and the support bearing are used as support devices of the driven wheel, the upper half part of the mandrel is a screw rod and penetrates through a mandrel hole, a mandrel nut is screwed into the screw rod of the mandrel, the driven wheel and the support devices thereof are arranged on the substrate, and the function of arranging the mandrel bar holes is that the mandrel is moved left and right at the positions of the bar holes, so that the stretching degree of the abrasive belt can be adjusted; the motor body, the mounting frame and the mandrel nut are positioned on the same surface of the base plate. The mounting frame is characterized in that the two ends of the vertical rod are respectively provided with a base and a chuck, when the base is mounted on the base plate by the connecting bolt, the chuck is matched with a cutter clamping groove (also called a cutter clamping head) of the vertical lathe, and the matching comprises a clamping bolt hole corresponding to the cutter clamping groove.
When in use, the clamping head is inserted into the tool clamping groove of the vertical lathe tool table like the lathe tool handle, and then the clamping bolt is screwed, the grinding head is arranged on the tool table, and the abrasive belt on the driven wheel of the grinding head moves along with the tool table, so that the grinding head can grind the cylinder diameter and the cylinder diameter length to be basically the same as the machining range of the lathe, namely the machining range is wider.
Compared with the large grinding equipment in the prior art, the utility model has the following positive effects: the grinding of the inner hole of the large-diameter workpiece can be realized on the vertical lathe, the machine is multipurpose, and a large-sized grinding lathe is not needed to be purchased; compared with CN101585167A, the utility model has the following positive effects: when grinding is carried out on the inner hole of the large-diameter workpiece, the grinding efficiency is remarkably improved.
Drawings
The utility model is further described below with reference to the drawings.
Fig. 1 is a schematic diagram of the present utility model.
Fig. 2 is a schematic view of the installation of fig. 1 on a vertical lathe.
Detailed Description
The utility model is composed of a mounting frame 1 and an electric abrasive belt grinding system 3 which are arranged on a base plate 2.
The base plate is provided with a motor round hole 21 and a mandrel bar hole 22, the mandrel bar hole and the motor round hole are arranged left and right, and the connecting line of two circle centers of the bar hole is arranged on the diameter line of the motor round hole, namely, the two circle centers of the bar hole are arranged left and right. The electric abrasive belt grinding system is arranged on the base plate, namely, a flange 302 of the flange motor 301 is sequentially arranged on the flange 303 and the base plate 2 in a motor round hole, namely, the flange 302 of the flange motor 301 is connected to the flange 303, the flange 303 is connected to the base plate 2, a driving wheel abrasive belt wheel 310 is connected and arranged on a flange motor shaft 304 in a key way, a screw blind hole is arranged at the shaft end of the motor shaft, a screw 312 and a pad 311 thereof are screwed into the screw blind hole, the diameter of the screw pad 311 is larger than that of a driving wheel shaft hole, and the driving wheel is axially positioned after the screw is screwed down; the front rubber-coated wheel 316 of the driven wheel and the mandrel 319 are respectively arranged on the outer sleeve and the inner sleeve of the support bearing 314, namely the mandrel and the support bearing are used as support devices of the driven wheel, the upper half part of the mandrel is a screw rod and penetrates through the mandrel bar-shaped hole 22, the mandrel nut 318 with the pad is screwed into the mandrel screw rod, and the driven wheel and the support devices thereof are arranged on the substrate. The means for adjusting the position of the mandrel in the bar-shaped hole 22 and further adjusting the relaxation degree of the abrasive belt is that a transverse screw rod 317 is arranged at the outer end, namely the left end, of the bar-shaped hole 22 of the mandrel, and the mandrel is screwed into a radial screw hole of the mandrel, so that the mandrel is used as a screw nut of the transverse screw rod 317. The spindle can be controlled to be positioned left and right in the strip-shaped hole 22 by controlling the forward rotation or the reverse rotation of the screw rod, so that the relaxation degree of the abrasive belt 315 can be adjusted; the motor body 301, the mounting bracket 1 and the spindle nut 318 are mounted on the upper surface of the base plate, and the rest of the components are mounted on the lower surface of the base plate. The mounting frame is characterized in that two ends of the vertical rod 12 are respectively provided with a base 13 and a chuck 11, when the base is mounted on a base plate by connecting bolts, the chuck is matched with the cutter clamping groove of the vertical lathe, and the matching comprises clamping bolt holes corresponding to the cutter clamping groove. Reference numeral 313 denotes an end plate of the capstan pulley 310 for belt limit.
When in use, the clamping head is inserted into the tool clamping groove 41 of the vertical tool table 4 like a tool holder of a turning tool, then the clamping bolt is screwed, the grinding tool is arranged on the vertical tool table, 5 is a large-diameter workpiece, and the abrasive belt on the front wheel of the grinding head for coating rubber moves along with the tool table, so that the grinding head can grind the cylinder diameter and the cylinder diameter length are basically the same as the machining range of a machine tool.
Claims (2)
1. The utility model provides a major diameter work piece hole grinding device, it includes by follower, abrasive band, flange motor and action wheel constitute electronic abrasive band grinding system, characterized by: the mounting frame and the electric abrasive belt grinding system are mounted on the base plate;
the base plate is provided with a motor round hole and a mandrel bar-shaped hole, the mandrel bar-shaped hole is positioned at the left side or the right side of the motor round hole, and the connecting line of the two circle centers of the bar-shaped hole is arranged on the diameter line of the motor round hole;
the electric abrasive belt grinding system is arranged on the base plate, namely, a flange of the flange motor is sequentially arranged on the flange and the base plate at a motor round hole, the driving wheel is connected and arranged on a motor shaft of the flange in a key way, a screw blind hole is arranged at the shaft end of the motor shaft, a screw with a pad is screwed into the screw blind hole, and the diameter of the screw pad is larger than that of a shaft hole of the driving wheel; the driven wheel and the mandrel are respectively arranged on an outer sleeve and an inner sleeve of the support bearing, namely the mandrel and the support bearing are used as support devices of the driven wheel, the upper half part of the mandrel is a screw rod and penetrates through the mandrel hole, and a mandrel nut is screwed into the screw rod of the mandrel, so that the driven wheel and the support devices thereof are arranged on the substrate; the motor body, the mounting rack and the mandrel nut are positioned on the same surface of the substrate;
the mounting frame is characterized in that the two ends of the vertical rod are respectively provided with a base and a chuck, when the base is mounted on the base plate by the connecting bolts, the chuck is matched with the cutter clamping groove of the vertical lathe, and the matching comprises a clamping bolt hole corresponding to the cutter clamping groove.
2. The large diameter workpiece inner bore grinding apparatus as defined in claim 1, wherein: the outer end of the bar-shaped hole of the mandrel is provided with a transverse screw rod which is screwed into the radial screw hole of the mandrel, so that the mandrel is used as a screw nut of the transverse screw rod at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321124977.5U CN219853798U (en) | 2023-05-11 | 2023-05-11 | Grinding device for inner hole of large-diameter workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321124977.5U CN219853798U (en) | 2023-05-11 | 2023-05-11 | Grinding device for inner hole of large-diameter workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219853798U true CN219853798U (en) | 2023-10-20 |
Family
ID=88339194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321124977.5U Active CN219853798U (en) | 2023-05-11 | 2023-05-11 | Grinding device for inner hole of large-diameter workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219853798U (en) |
-
2023
- 2023-05-11 CN CN202321124977.5U patent/CN219853798U/en active Active
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