CN211332469U - Automatic workpiece clamping device of cylindrical grinding machine - Google Patents
Automatic workpiece clamping device of cylindrical grinding machine Download PDFInfo
- Publication number
- CN211332469U CN211332469U CN201922262694.7U CN201922262694U CN211332469U CN 211332469 U CN211332469 U CN 211332469U CN 201922262694 U CN201922262694 U CN 201922262694U CN 211332469 U CN211332469 U CN 211332469U
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- clamping
- jaw structure
- clamping jaw
- bearing
- screw rod
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Abstract
The utility model discloses an automatic clamping device for a cylindrical grinding machine workpiece, which is arranged on a cylindrical grinding machine, and comprises a turntable, wherein a first clamping jaw structure and a second clamping jaw structure are arranged on the turntable; one end of the first clamping jaw structure is hinged to the rotary table, a first bearing is mounted at the other end of the first clamping jaw structure and mounted on the first mounting groove, and a first clamping groove is formed in one side, close to the second clamping jaw structure, of the middle of the first clamping jaw structure; the one end that the second clamping jaw is structurally close to the second bearing articulates there is the screw rod, and the screw rod passes first mounting groove, and the cover is equipped with clamping spring on the screw rod, is equipped with the nut on the screw rod, and the first clamping jaw structure of clamping spring's one end conflict, and clamping spring's the other end is contradicted the nut. The utility model discloses the device can carry out automatic locking, relax to the external grinding work piece, realizes that locking force, locking excircle are general adjustable in the certain limit, practices thrift the cost, reduces the remodelling time.
Description
Technical Field
The utility model relates to a cylindrical grinder work piece automatic clamping device belongs to the machine-building field.
Background
During cylindrical grinding, a workpiece spindle of a grinding machine needs to drive the workpiece to rotate together, and the workpiece is generally locked and loosened manually by adopting screw tightening or a cam type spring clamping mechanism. In order to adapt to a cylindrical grinding machine to realize automatic feeding and discharging, the general solution is to manufacture a special locking and loosening tool for a workpiece, and the tool is high in cost and inconvenient to change the model.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cylindrical grinder work piece automatic clamping device carries out automatic locking, relaxs to the cylindrical grinder work piece, realizes that locking force, locking excircle are general adjustable in the certain limit, practices thrift the cost, reduces the remodelling time.
In order to solve the technical problem, the utility model discloses a following technical scheme:
an automatic workpiece clamping device of a cylindrical grinding machine is arranged on a cylindrical grinding machine and comprises a rotary table, wherein a first clamping jaw structure and a second clamping jaw structure are arranged on the rotary table; one end of the first clamping jaw structure is hinged to the rotary table, a first bearing is mounted at the other end of the first clamping jaw structure and mounted on the first mounting groove, and a first clamping groove is formed in one side, close to the second clamping jaw structure, of the middle of the first clamping jaw structure; one end of the second clamping jaw structure is hinged to the rotary table, the other end of the second clamping jaw structure is provided with a second bearing, the second bearing is arranged on a second mounting groove, and a second clamping groove is formed in one side, close to the first clamping jaw structure, of the middle of the second clamping jaw structure; one end, close to the second bearing, of the second clamping jaw structure is hinged with a screw rod, the screw rod penetrates through the first mounting groove, a clamping spring is sleeved on the screw rod, a nut is arranged on the screw rod, one end of the clamping spring abuts against the first clamping jaw structure, and the other end of the clamping spring abuts against the nut; the device further comprises a support, wherein an air cylinder is fixed on the support, a loosening ejector rod is arranged on a piston rod of the air cylinder, and the loosening ejector rod faces between the first bearing and the second bearing.
In the automatic clamping device for the workpiece of the cylindrical grinding machine, the first clamping jaw is structurally provided with a first threaded hole, a first clamping bolt is arranged in the first threaded hole, the first clamping bolt is provided with a first locking nut, and one end of the first clamping bolt is positioned in the first clamping groove; the second clamping jaw is structurally provided with a second threaded hole, a second clamping bolt is arranged in the second threaded hole, a second locking nut is arranged on the second clamping bolt, and one end of the second clamping bolt is located in the second clamping groove.
Compared with the prior art, the utility model discloses the device can carry out automatic locking, relax to the external grinding work piece, realizes that locking force, locking excircle are general adjustable in the certain limit, practices thrift the cost, reduces the remodelling time. The clamping device comprises a first clamping jaw structure, a second clamping jaw structure, a clamping groove, a nut and a clamping spring, wherein the first clamping jaw structure and the second clamping jaw structure are used for clamping a workpiece, one end of the workpiece is located in the first clamping groove and the second clamping groove, and the opening degree of the first clamping jaw structure and the opening degree of the second clamping jaw structure can be adjusted through the nut and the clamping spring. When first clamping jaw structure and second clamping jaw structure of needs open, will relax the ejector pin and stretch into between first bearing and the second bearing through the cylinder, prize first clamping jaw structure and second clamping jaw structure, make the tip of work piece break away from the centre gripping of this device. If the diameter of the workpiece is small, the end of the workpiece can be fixed by the first clamping bolt and the second clamping bolt.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a cross-sectional view of the present invention;
fig. 4 is a schematic diagram of an application of the present invention.
Reference numerals: 1-support, 2-cylinder, 3-loosening mandril, 4-second bearing, 5-first bearing, 6-first mounting groove, 7-clamping spring, 8-nut, 9-screw, 10-first clamping jaw structure, 11-first clamping bolt, 12-first locking nut, 13-first clamping groove, 14-second mounting groove, 15-second clamping jaw structure, 16-second clamping groove and 17-workpiece.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Detailed Description
Example 2: a cylindrical grinding machine workpiece automatic clamping device is arranged on a cylindrical grinding machine and comprises a rotary table, wherein a first clamping jaw structure 10 and a second clamping jaw structure 15 are arranged on the rotary table; one end of the first clamping jaw structure 10 is hinged to the rotary table, the other end of the first clamping jaw structure 10 is provided with a first bearing 5, the first bearing 5 is arranged on the first mounting groove 6, and one side, close to the second clamping jaw structure 15, of the middle part of the first clamping jaw structure 10 is provided with a first clamping groove 13; one end of a second clamping jaw structure 15 is hinged to the rotary table, a second bearing 4 is mounted at the other end of the second clamping jaw structure 15, the second bearing 4 is mounted on a second mounting groove 14, and a second clamping groove 16 is formed in one side, close to the first clamping jaw structure 10, of the middle of the second clamping jaw structure 15; a screw rod 9 is hinged to one end, close to the second bearing 4, of the second clamping jaw structure 15, the screw rod 9 penetrates through the first mounting groove 6, a clamping spring 7 is sleeved on the screw rod 9, a nut 8 is arranged on the screw rod 9, one end of the clamping spring 7 abuts against the first clamping jaw structure 10, and the other end of the clamping spring 7 abuts against the nut 8; this device still includes support 1, is fixed with on support 1 and installs cylinder 2, is equipped with on the piston rod of cylinder 2 and relaxs ejector pin 3, relaxs ejector pin 3 towards between first bearing 5 and the second bearing 4.
The first clamping jaw structure 10 is provided with a first threaded hole, a first clamping bolt 11 is arranged in the first threaded hole, a first locking nut 12 is arranged on the first clamping bolt 11, and one end of the first clamping bolt 11 is positioned in a first clamping groove 13; the second clamping jaw structure 15 is provided with a second threaded hole, a second clamping bolt is arranged in the second threaded hole, a second locking nut is arranged on the second clamping bolt, and one end of the second clamping bolt is located in the second clamping groove 16.
The utility model discloses a theory of operation of embodiment: the workpiece 17 is clamped by the first jaw structure 10 and the second jaw structure 15, one end of the workpiece 17 is positioned in the first clamping groove 13 and the second clamping groove 16, and the opening degree of the first jaw structure 10 and the second jaw structure 15 can be adjusted by the nut 8 and the clamping spring 7. When first clamping jaw structure 10 and second clamping jaw structure 15 are required to open, will relax ejector pin 3 and stretch into between first bearing 5 and the second bearing 4 through cylinder 2, prize first clamping jaw structure 10 and second clamping jaw structure 15, make the tip of work piece 17 break away from the centre gripping of this device. If the diameter of the workpiece 17 is small, the end of the workpiece can be fixed by the first clamp bolt 11 and the second clamp bolt.
Claims (2)
1. An automatic workpiece clamping device of a cylindrical grinding machine is arranged on the cylindrical grinding machine and is characterized by comprising a rotary table, wherein a first clamping jaw structure (10) and a second clamping jaw structure (15) are arranged on the rotary table; one end of the first clamping jaw structure (10) is hinged to the rotary table, a first bearing (5) is mounted at the other end of the first clamping jaw structure (10), the first bearing (5) is mounted on the first mounting groove (6), and a first clamping groove (13) is formed in one side, close to the second clamping jaw structure (15), of the middle of the first clamping jaw structure (10); one end of the second clamping jaw structure (15) is hinged to the rotary table, a second bearing (4) is mounted at the other end of the second clamping jaw structure (15), the second bearing (4) is mounted on the second mounting groove (14), and a second clamping groove (16) is formed in one side, close to the first clamping jaw structure (10), of the middle of the second clamping jaw structure (15); a screw rod (9) is hinged to one end, close to the second bearing (4), of the second clamping jaw structure (15), the screw rod (9) penetrates through the first mounting groove (6), a clamping spring (7) is sleeved on the screw rod (9), a nut (8) is arranged on the screw rod (9), one end of the clamping spring (7) abuts against the first clamping jaw structure (10), and the other end of the clamping spring (7) abuts against the nut (8); the device further comprises a support (1), wherein the support (1) is fixedly provided with an air cylinder (2), a piston rod of the air cylinder (2) is provided with a loosening ejector rod (3), and the loosening ejector rod (3) faces to a position between the first bearing (5) and the second bearing (4).
2. The automatic clamping device for the workpiece of the cylindrical grinding machine is characterized in that a first threaded hole is formed in the first clamping jaw structure (10), a first clamping bolt (11) is arranged in the first threaded hole, a first locking nut (12) is arranged on the first clamping bolt (11), and one end of the first clamping bolt (11) is located in a first clamping groove (13); and a second threaded hole is formed in the second clamping jaw structure (15), a second clamping bolt is arranged in the second threaded hole, a second locking nut is arranged on the second clamping bolt, and one end of the second clamping bolt is positioned in the second clamping groove (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922262694.7U CN211332469U (en) | 2019-12-16 | 2019-12-16 | Automatic workpiece clamping device of cylindrical grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922262694.7U CN211332469U (en) | 2019-12-16 | 2019-12-16 | Automatic workpiece clamping device of cylindrical grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211332469U true CN211332469U (en) | 2020-08-25 |
Family
ID=72108415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922262694.7U Active CN211332469U (en) | 2019-12-16 | 2019-12-16 | Automatic workpiece clamping device of cylindrical grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211332469U (en) |
-
2019
- 2019-12-16 CN CN201922262694.7U patent/CN211332469U/en active Active
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