CN210024914U - Workpiece clamp of grinding machine - Google Patents
Workpiece clamp of grinding machine Download PDFInfo
- Publication number
- CN210024914U CN210024914U CN201920449777.4U CN201920449777U CN210024914U CN 210024914 U CN210024914 U CN 210024914U CN 201920449777 U CN201920449777 U CN 201920449777U CN 210024914 U CN210024914 U CN 210024914U
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- CN
- China
- Prior art keywords
- movable
- clamp
- grinding machine
- rod
- screw rod
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a workpiece clamp of a grinding machine, which comprises a base, wherein a longitudinal clamp and a transverse clamp are arranged on the base, the longitudinal clamp comprises a bottom groove, a support column is arranged on one side of the bottom groove, the upper end of the support column is hinged with a movable rod through a connecting bearing, and the tail end of the movable rod is provided with a limit clamp; the other end of the bottom groove is provided with a movable clamp, the upper part of the movable clamp and the spherical connecting block are sleeved with a movable screw rod, the bottom of the movable clamp is provided with a positioning screw hole matched with the movable screw rod, and the upper part of the movable screw rod is sleeved with a fixing nut matched with the movable rod. The utility model discloses can solve among the prior art grinding machine anchor clamps and be difficult to keep the stable problem of centre gripping for a long time, simple structure, good reliability, long service life.
Description
Technical Field
The utility model relates to a frock clamp field, concretely relates to workpiece fixture of grinding machine.
Background
In the existing grinding machine processing, because the grinding machine processing time is long, a workpiece clamp is required to keep the clamping stability for a long time so as to avoid the insufficient processing precision of the workpiece; however, the conventional workpiece clamp on the existing grinding machine is difficult to meet the requirement of long-time stability.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is not enough to the above-mentioned among the prior art, provide one kind can solve among the prior art grinding machine anchor clamps and be difficult to the work piece holder of the grinding machine that keeps the stable problem of centre gripping for a long time.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the workpiece clamp of the grinding machine comprises a base, wherein a longitudinal clamp and a transverse clamp are arranged on the base, the longitudinal clamp comprises a bottom groove, a supporting column is arranged on one side of the bottom groove, the upper end of the supporting column is hinged with a movable rod through a connecting bearing, and a limiting clamp is arranged at the tail end of the movable rod; the other end of the bottom groove is provided with a movable clamp, the upper part of the movable clamp and the spherical connecting block are sleeved with a movable screw rod, the bottom of the movable clamp is provided with a positioning screw hole matched with the movable screw rod, and the upper part of the movable screw rod is sleeved with a fixing nut matched with the movable rod.
In the above technical solution, preferably, the fixing nuts include at least two.
Among the above-mentioned technical scheme, preferred, horizontal clamp includes two fixed columns, and the adjacent one side of fixed column is provided with movable stopper respectively, and movable stopper is connected through activity push rod between with fixed post.
Among the above-mentioned technical scheme, preferred, the activity push rod is the screw rod, is provided with stop nut on the activity push rod.
In the above technical scheme, preferably, the movable push rods on the movable limiting block comprise at least two.
Among the above-mentioned technical scheme, preferred, the activity push rod is located the upper end and the lower extreme of activity stopper respectively.
Among the above-mentioned technical scheme, preferred, the position department that lies in between two fixed posts on the base is provided with the shifting chute, and the bottom of activity stopper is provided with respectively with shifting chute complex slider.
The utility model provides a main beneficial effect of above-mentioned grinding machine's work piece holder lies in:
the utility model clamps the workpiece from two groups of directions, namely, the upper direction, the lower direction, the left direction and the right direction, by arranging the cooperation of the longitudinal clamp and the transverse clamp, so as to ensure the reliability of clamping; the movable screw rod is matched with the spherical connecting block, so that the movable screw rod can rotate relative to the movable clamp; the movable screw rod is fixed with the movable rod by arranging a fixed nut on the movable screw rod to be matched with a limit clamp on the movable rod; the movable screw rod is connected with the positioning screw hole by arranging the positioning screw hole at the bottom of the movable clamp, so that the movable screw rod can be effectively fixed; through the fixed movable screw rod, the movable screw rod is more stably connected with the movable rod, so that the stable structure of the movable rod is ensured.
The movable limiting blocks are arranged in the transverse clamp, and the positions of the movable limiting blocks are adjusted according to the size of a workpiece, so that the clamping reliability is effectively guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the longitudinal clamp.
Fig. 3 is a schematic structural view of the movable clip.
Fig. 4 is a schematic view of the structure of the lateral clamp.
The device comprises a base 1, a base 2, a longitudinal clamp 21, a bottom groove 22, a support column 23, a connecting bearing 24, a movable rod 241, a limiting clamp 25, a movable clamp 251, a positioning screw hole 26, a spherical connecting block 27, a movable screw rod 28, a fixing nut 3, a transverse clamp 31, a movable limiting block 32, a fixing column 33, a movable push rod 34, a limiting nut 35 and a moving groove.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of a workpiece holder of a grinding machine.
The utility model discloses a workpiece clamp of grinding machine includes base 1, is provided with on the base 1 and vertically presss from both sides 2 and transversely press from both sides 3, vertically presss from both sides 2 and includes bottom recess 21.
Alternatively, the upper portion of the undercut 21 is curved, as shown in FIG. 2, to interface with workpieces of different sizes.
A supporting column 22 is arranged on one side of the bottom groove 21, the upper end of the supporting column 22 is hinged with a movable rod 24 through a connecting bearing 23, and a limiting clamp 241 is arranged at the tail end of the movable rod 24; the other end of the bottom groove 21 is provided with a movable clamp 25, as shown in fig. 3, the upper part of the movable clamp 25 is connected with a spherical connecting block 26, a movable screw 27 is sleeved on the spherical connecting block 26, the bottom of the movable clamp 25 is provided with a positioning screw hole 251 matched with the movable screw 27, and the upper part of the movable screw 27 is sleeved with a fixing nut 28 matched with the movable rod 24.
When a workpiece needs to be clamped, the movable screw 27 is connected with the positioning screw hole 251, then the limiting clamp 241 is connected with the movable screw 27, and the limiting clamp 241 is clamped on the movable screw 27 through the fixing nut 28, so that the workpiece is longitudinally clamped; the clamping of workpieces with different sizes is realized by adjusting the connecting position of the limiting clamp 241 and the movable screw 27.
Optionally, the retaining nut 28 includes at least two. When the number of the fixing nuts 28 is two, the stopper clip 241 is held from the upper and lower sides, respectively, and when the number of the fixing nuts 28 is larger than two, the other fixing nuts 28 abut against each other except for abutting against the stopper clip 241 from the upper and lower sides, respectively. The reliability of the connection between the stopper clip 241 and the movable screw 27 is improved by the abutment between the adjacent fixing nuts 28.
As shown in fig. 4, the transverse clamp 3 includes two fixing posts 32, a movable stopper 31 is respectively disposed on one side adjacent to the fixing posts 32, and the movable stopper 31 is connected to the fixing posts 32 through a movable push rod 33.
Preferably, the movable push rod 33 is a screw, and a limit nut 34 is disposed on the movable push rod 33 to fix the position of the movable limit block 31.
Optionally, the movable push rods 33 on the movable limiting block 31 include at least two and are respectively located at the upper end and the lower end of the movable limiting block 31. So as to ensure the stability and reliability of the movable limiting block 31 when fixing the workpiece.
The base 1 is provided with a moving groove 35 at a position between the two fixing columns 32, and the bottom of the movable limiting block 31 is provided with a sliding block matched with the moving groove 35 respectively so as to ensure the moving accuracy of the movable limiting block 31.
The foregoing description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and those skilled in the art will be able to understand the present invention as long as various changes are made within the spirit and scope of the present invention as defined and defined by the appended claims, and all such changes are obvious and contemplated by the present invention.
Claims (7)
1. The workpiece clamp of the grinding machine is characterized by comprising a base (1), wherein a longitudinal clamp (2) and a transverse clamp (3) are arranged on the base (1), the longitudinal clamp (2) comprises a bottom groove (21), a supporting column (22) is arranged on one side of the bottom groove (21), the upper end of the supporting column (22) is hinged with a movable rod (24) through a connecting bearing (23), and a limiting clamp (241) is arranged at the tail end of the movable rod (24); the other end of bottom recess (21) is provided with movable clamp (25), movable clamp (25) upper portion and spherical connecting block (26), has cup jointed movable screw rod (27) on spherical connecting block (26), and the bottom of activity clamp (25) is provided with and moves movable screw rod (27) complex location screw hole (251), and movable screw rod (27) upper portion cover is equipped with and moves movable rod (24) complex fixation nut (28).
2. The workholding fixture of a grinding machine as claimed in claim 1, characterized in that said retaining nut (28) comprises at least two.
3. The workpiece clamp of the grinding machine as claimed in claim 1, wherein the transverse clamp (3) comprises two fixed columns (32), movable limit blocks (31) are respectively arranged on adjacent sides of the fixed columns (32), and the movable limit blocks (31) are connected with the fixed columns (32) through movable push rods (33).
4. The workpiece holder of the grinding machine as claimed in claim 3, characterized in that the movable push rod (33) is a screw rod, and a limit nut (34) is arranged on the movable push rod (33).
5. The workpiece holder of the grinding machine as claimed in claim 4, characterized in that the movable push rods (33) on the movable stopper (31) comprise at least two.
6. The workpiece holder of a grinding machine as claimed in claim 5, wherein the movable push rods (33) are respectively located at the upper and lower ends of the movable stopper (31).
7. The workpiece clamp of the grinding machine as claimed in claim 6, characterized in that a moving groove (35) is arranged on the base (1) at a position between the two fixed columns (32), and sliders matched with the moving groove (35) are respectively arranged at the bottoms of the movable limiting blocks (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920449777.4U CN210024914U (en) | 2019-04-03 | 2019-04-03 | Workpiece clamp of grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920449777.4U CN210024914U (en) | 2019-04-03 | 2019-04-03 | Workpiece clamp of grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210024914U true CN210024914U (en) | 2020-02-07 |
Family
ID=69357856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920449777.4U Expired - Fee Related CN210024914U (en) | 2019-04-03 | 2019-04-03 | Workpiece clamp of grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210024914U (en) |
-
2019
- 2019-04-03 CN CN201920449777.4U patent/CN210024914U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 |