CN222021396U - External cylindrical grinding clamping device - Google Patents
External cylindrical grinding clamping device Download PDFInfo
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- CN222021396U CN222021396U CN202322532238.6U CN202322532238U CN222021396U CN 222021396 U CN222021396 U CN 222021396U CN 202322532238 U CN202322532238 U CN 202322532238U CN 222021396 U CN222021396 U CN 222021396U
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Abstract
The utility model provides an outer circle grinding clamping device which comprises a mounting plate, wherein a supporting frame is arranged on the upper part of the mounting plate, a fixed plate is arranged on the upper part of the supporting frame, three groups of clamping mechanisms are connected to the upper part of the fixed plate, a tensioning mechanism is arranged on the upper part of the fixed plate, a thrust bearing is arranged on the upper part of the fixed plate, a first supporting plate is connected to the upper part of the thrust bearing, three connecting blocks are equidistantly arranged on the upper part of the first supporting plate, a second supporting plate is arranged on the upper part of the three connecting blocks, and a connecting ring is arranged on one side of the second supporting plate.
Description
Technical Field
The utility model relates to the technical field of cylindrical grinding machines, in particular to a cylindrical grinding clamping device.
Background
The cylindrical grinding machine is a grinding machine for processing the outer surface and the shaft shoulder end surface generated by cylindrical, conical or other shape element wires of a workpiece; the grinding machine is most widely used and can process various cylindrical conical outer surfaces and shaft shoulder end faces.
The clamp is required to clamp the workpiece during processing of the cylindrical grinding machine, and in the prior art, the chuck is generally installed to fix the workpiece or the thimble, so that the workpiece is processed by rotating the cylindrical grinding machine.
However, when the mounting chuck is used, three mounting screws are required to be screwed, and when the mounting screws are screwed, the positions of the workpiece or the thimble are offset, so that the precision of the workpiece is affected in the machining process.
Disclosure of utility model
In view of the above, the present utility model provides an outer circle grinding and clamping device, which can enable a workpiece or a thimble to be fixed at a central position when clamping by matching a clamping mechanism with a tensioning mechanism, so that the workpiece or the thimble is offset to cause the precision to be affected.
In order to solve the technical problems, the utility model provides an outer circle grinding clamping device which comprises a mounting plate, wherein a supporting frame is arranged on the upper portion of the mounting plate, a fixed plate is arranged on the upper portion of the supporting frame, three groups of clamping mechanisms are connected to the upper portion of the fixed plate, the three groups of clamping mechanisms are arranged around the fixed plate at equal intervals, a tensioning mechanism is arranged on the upper portion of the fixed plate, a thrust bearing is arranged on the upper portion of the fixed plate, a first supporting plate is arranged on the upper portion of the thrust bearing, three connecting blocks are arranged on the upper portion of the first supporting plate at equal intervals, the three connecting blocks are arranged on the upper portion of the first supporting plate at equal intervals around the first supporting plate, a second supporting plate is arranged on the upper portion of the three connecting blocks, a connecting ring is arranged on one side of the second supporting plate, and the tensioning mechanism is arranged on one side close to the connecting ring.
Each group of clamping mechanism comprises a first fixed rod arranged on the upper portion of a fixed disc, the first fixed rod is arranged on the upper portion of the fixed disc, a connecting column is arranged on the outer side wall of the first fixed rod, namely, a first round perforation is formed in the upper portion of the first fixed rod, a bearing is arranged on the inner side wall of the first round perforation, the connecting column is arranged on the inner side wall of the bearing, a fixed frame is arranged on the outer side wall of the connecting column, a rotating rod is arranged on the upper portion of the fixed frame, the rotating rod is arranged on a second supporting disc, namely, a second round perforation is formed in the position of the second supporting disc corresponding to the rotating rod, the rotating rod is rotationally connected in the second round perforation, a connecting rod is arranged at one end of the connecting column, namely, a notch is formed in one end of the connecting column, the connecting rod is rotationally connected in the notch, a clamping wheel is rotationally connected on the outer side wall of the connecting column, and a clamping groove is formed in the clamping wheel.
The tensioning mechanism comprises a second fixing rod arranged on the fixing disc, the second fixing rod is arranged on the upper portion of the fixing disc, a first fixing block is arranged on the upper portion of the second fixing rod, a threaded rod is arranged at the axis of the vertical surface of the first fixing block through threaded fit, a second fixing block is arranged on the upper portion of the connecting ring, the connecting ring is connected with the second fixing block through a sliding rod, the threaded rod is connected with the first fixing block and the second fixing block through threaded fit, a limit disc is arranged at one end, close to the first fixing block, of the threaded rod, and a handle is arranged on one side of the limit disc.
The technical scheme of the utility model has the following beneficial effects:
1. The clamping mechanism which is arranged rotates through the second supporting disc so as to drive the connecting column to rotate through the rotating rod, the clamping mechanism clamps the irregular workpiece by utilizing the clamping wheel, the clamping groove is formed in the clamping wheel, the cylindrical workpiece or the thimble can be clamped, the clamping mechanism is arranged into three groups so that the workpiece is more stable when clamped, the three groups of clamping mechanisms rotate inwards simultaneously under the rotation of the second supporting disc, the workpiece can be clamped at the central position, and the workpiece is prevented from being deviated when being clamped, so that the precision is deviated when the workpiece is machined.
2. Thereby set up tensioning mechanism and thereby can adjust the position of second supporting disk through rotating the threaded rod, and then can adjust three groups fixture simultaneously, and then can make the adjustment threaded rod advance or the backing-up thereby can control the second supporting disk and carry out corotation or reversal for can adjust three groups fixture's elasticity degree.
3. Set up first supporting disk and second supporting disk and set up through the connecting block that three equidistance set up to can make first supporting disk and second supporting disk carry out spacingly to fixture, thereby prevent that it from producing in the course of working and rocking.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic top view of the present utility model with a second support plate removed;
FIG. 3 is a schematic view of a clamping mechanism according to the present utility model;
fig. 4 is a schematic structural view of the tensioning mechanism of the present utility model.
In the figure: 101. a mounting plate; 102. a support frame; 103. a fixed plate; 104. a thrust bearing; 105. a first support plate; 106. a connecting block; 107. a second support plate; 108. a connecting ring;
201. A first fixing rod; 202. a connecting column; 203. a fixed frame; 204. a rotating lever; 205. a connecting rod; 206. a clamping wheel; 207. a clamping groove;
301. A second fixing rod; 302. a first fixed block; 303. a second fixed block; 304. a threaded rod; 305. a limiting disc; 306. a handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.
As shown in fig. 1: the utility model provides an excircle grinds clamping device, including mounting plate 101, thereby can fix it on the excircle grinding machine through mounting plate 101, mounting plate 101 upper portion is provided with braced frame 102, thereby set up braced frame 102 and be convenient for support each spare part in upper portion and leave the installation space, braced frame 102 upper portion is provided with fixed disk 103, thereby be used for connecting each spare part, fixed disk 103's upper portion is connected with three clamping mechanism, thereby set up clamping mechanism and can carry out the centre gripping to the work piece, thereby set up to three so that it has stability, and then have better clamping effect to the work piece, three clamping mechanism sets up around fixed disk 103 equidistance, thereby can make it centre gripping to work piece or thimble simultaneously from three square in the fixed process, thereby make it can be fixed central point and can have better centre gripping effect to it.
As shown in fig. 1 and 4: the fixed disk 103 upper portion is provided with straining device, thereby set up straining device and can adjust three clamping mechanism's position, thereby make clamping mechanism can carry out the centre gripping to work piece or thimble, fixed disk 103 upper portion is provided with thrust bearing 104, thereby can make each spare part on it rotate, thrust bearing 104's upper portion is provided with first supporting disk 105, first supporting disk 105 upper portion equidistance is provided with three connecting blocks 106, thereby three connecting blocks 106 are around first supporting disk 105 equidistance setting in first supporting disk 105 upper portion, thereby three connecting blocks 106 upper portion is provided with a second supporting disk 107, thereby set up first supporting disk 105, thereby second supporting disk 107 and three connecting blocks 106 can divide into the trisection with the distance between first supporting disk 105 and the second supporting disk 107, consequently, three clamping mechanism can move in corresponding space, and can carry out spacing to clamping mechanism, prevent that it from taking place the skew when the centre gripping, one side of second supporting disk 107 is provided with go-between 108, straining device sets up one side that is close to go-between 108, thereby can adjust the position through the third clamping mechanism of second supporting disk 107 through the connecting ring 108.
As shown in fig. 1, 2 and 3: each group of clamping mechanisms comprises a first fixing rod 201 arranged on the upper portion of a fixing disc 103, so that a connecting column 202 can be supported, the first fixing rod 201 is arranged on the upper portion of the fixing disc 103, the connecting column 202 is arranged on the outer side wall of the first fixing rod 201, so that a clamping wheel 206 can be driven to move to clamp a workpiece or a thimble, namely, a first circular perforation is formed in the upper portion of the first fixing rod 201, a bearing is arranged on the inner side wall of the first circular perforation, the connecting column 202 is arranged on the inner side wall of an inner ring of the bearing, and therefore the connecting column 202 can be rotated when a tensioning mechanism drives a second supporting disc 107, a fixing frame 203 is arranged on the outer side wall of the connecting column 202, and a rotating rod 204 is arranged on the upper portion of the fixing frame 203.
As shown in fig. 1 and 3: the rotating rod 204 is arranged on the second supporting disc 107, namely, a second circular through hole is formed in the second supporting disc 107 corresponding to the position of the rotating rod 204, the rotating rod 204 is rotationally connected in the second circular through hole, so that the rotating rod 204 can limit the connecting column 202 and drive the connecting column 202 to rotate along with the rotation of the second supporting disc 107, the position of the clamping wheel 206 is changed, the workpiece or the thimble is clamped, a connecting rod 205 is arranged at one end of the connecting column 202, namely, a notch is formed in one end of the connecting column 202, the connecting rod 205 is rotationally connected in the notch, so that the clamping wheel 206 can be supported on the connecting rod, the clamping wheel 206 is rotationally connected to the outer side wall of the connecting column 202, the clamping wheel 206 is arranged, so that square parts or irregular parts can be clamped, the irregular parts can be clamped by using the three groups of the clamping wheels 206, the movement of the irregular parts is prevented, the clamping groove 207 is formed in the clamping wheel 206, the clamping groove 207 is formed, so that the cylindrical workpiece can be clamped, and the cylindrical workpiece can be completely fixed.
As shown in fig. 2 and 4: the tensioning mechanism comprises a second fixing rod 301 arranged on the fixing disc 103, the second fixing rod 301 is arranged so as to be used for supporting parts on the fixing disc 103, the second fixing rod 301 is arranged on the upper portion of the fixing disc 103, a first fixing block 302 is arranged on the upper portion of the second fixing rod 301, a threaded rod 304 is arranged at the vertical surface axis of the first fixing block 302 through threaded fit, a second fixing block 303 is arranged on the upper portion of the connecting ring 108, the connecting ring 108 is connected with the second fixing block 303 through a sliding rod, the threaded rod 304 is used for connecting the first fixing block 302 with the second fixing block 303 through threaded fit, the threaded rod 304 can be used for adjusting the positions of the second fixing block 303 and the connecting ring 108 away from the first fixing block 302 through threaded rod 304, the position of the second supporting disc 107 is adjusted, then the position of each clamping mechanism is adjusted through the rotating rod 204 of each clamping mechanism is connected to the second supporting disc 107 through threaded fit, the clamping mechanism can be adjusted through the tightness of the threaded rod 304 to clamp the workpiece, the first clamping block 302 is connected with the second fixing block 303 through sliding rod, the threaded rod 305 is arranged on one side of the clamping disc, and a limit disc 305 is arranged on one side of the clamping disc is provided with a limit disc 305 through a manual threaded rod 306.
The application method of the utility model comprises the following steps:
The workpiece is placed at the axis of the fixed disc, the handle is held to rotate the threaded rod, and the three groups of clamping mechanisms shrink towards the axis of the fixed disc at the same time, so that the workpiece can be clamped, and the three groups of clamping mechanisms shrink inwards at the same time, so that the effect of fixing the workpiece or the thimble at the central position can be achieved, and the condition that the position of the workpiece or the thimble is deviated is prevented.
Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322532238.6U CN222021396U (en) | 2023-09-18 | 2023-09-18 | External cylindrical grinding clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322532238.6U CN222021396U (en) | 2023-09-18 | 2023-09-18 | External cylindrical grinding clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222021396U true CN222021396U (en) | 2024-11-19 |
Family
ID=93444145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322532238.6U Active CN222021396U (en) | 2023-09-18 | 2023-09-18 | External cylindrical grinding clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222021396U (en) |
-
2023
- 2023-09-18 CN CN202322532238.6U patent/CN222021396U/en active Active
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