CN212371687U - Anchor clamps for machining - Google Patents
Anchor clamps for machining Download PDFInfo
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- CN212371687U CN212371687U CN202021024239.XU CN202021024239U CN212371687U CN 212371687 U CN212371687 U CN 212371687U CN 202021024239 U CN202021024239 U CN 202021024239U CN 212371687 U CN212371687 U CN 212371687U
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- shaft
- bearing
- rod
- shaft sleeve
- hinged
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Abstract
The utility model discloses an anchor clamps for machining, including fixing base, axle sleeve and axostylus axostyle, the fixing base top that is used for supporting anchor clamps is equipped with the axle sleeve, the axle sleeve endotheca is equipped with one section of axostylus axostyle, be equipped with logical groove along length direction on the axle sleeve inside wall, be equipped with on the axostylus axostyle lateral wall with lead to groove matched with sand grip, the axostylus axostyle both ends extend along axle sleeve length direction, the one end of axostylus axostyle is equipped with the external screw thread; a handle is arranged on the outer side wall of the locking nut in a radially extending manner; the other pot head of axostylus axostyle is equipped with the bearing, and the position department that the axostylus axostyle is located the both ends of bearing is equipped with respectively the cover and is used for preventing the bearing axial slip axle collar, and the bearing inner race articulates the one end that has first member, and the one end that the axle sleeve is close to the bearing articulates the one end that has the second member, and the free end of first member and the free end of second member are articulated each other, and the articulated department of first member and second member articulates and.
Description
Technical Field
The utility model relates to a public frock clamp field especially relates to an anchor clamps for machining.
Background
The outer pipe wall of the large-diameter thin-wall pipe fitting is extremely easy to be acted by radial force in the mechanical processing, so that a workpiece is deformed; in order to prevent the deformation of the side wall of the workpiece, the inner wall of the workpiece must be supported at the time of machining.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides an anchor clamps for machining has the advantage that effectively supports thin-walled tube spare, prevents that the work piece from warping.
The technical scheme of the utility model is that:
a clamp for machining comprises a fixed seat, a shaft sleeve and a shaft rod, wherein the shaft sleeve is arranged at the top of the fixed seat and used for supporting the clamp, one section of the shaft rod is sleeved in the shaft sleeve, a through groove is formed in the inner side wall of the shaft sleeve along the length direction, a convex strip matched with the through groove is arranged on the outer side wall of the shaft rod, two ends of the shaft rod extend along the length direction of the shaft sleeve, an external thread is arranged at one end of the shaft rod, one end, close to the external thread, of the shaft sleeve is rotatably connected with one end of a locking nut, and the locking nut is sleeved on; a handle is arranged on the outer side wall of the locking nut in a radially extending manner; the bearing is sleeved at the other end of the shaft lever, the shaft lever is respectively sleeved at the positions of two ends of the bearing and used for preventing the bearing from axially sliding, the outer ring of the bearing is hinged with one end of a second rod piece, one end of the shaft sleeve, which is close to the bearing, is hinged with one end of a first rod piece, the free end of the first rod piece and the free end of the second rod piece are hinged with each other, and an arc-shaped supporting plate is hinged at the hinged position of the first rod piece and the second rod piece.
The working principle of the technical scheme is as follows:
the shaft sleeve is fixed on the fixing seat along the horizontal direction, a through groove is formed in the inner side wall of the shaft sleeve along the length direction, the shaft rod is sleeved in the shaft sleeve, a convex strip matched with the through groove in the axial direction is arranged on the shaft rod, and the convex strip and the through groove can enable the shaft rod not to rotate in the circumferential direction when the shaft rod moves axially in the shaft sleeve; one end of the shaft sleeve is rotatably connected with one end of a locking nut, the locking nut is sleeved on the external thread of the shaft rod, a handle is radially arranged on the outer side wall of the locking nut, and the handle is held to rotate the locking nut when the shaft sleeve is used, so that the shaft rod moves along the axial direction; one end, far away from the external thread, of the shaft sleeve is hinged with one end of a second rod piece, one end, far away from the external thread, of the shaft lever is sleeved with a bearing, the outer ring of the bearing is hinged with one end of a first rod piece, the free end of the first rod piece is hinged with the free end of the second rod piece, and the hinged position of the first rod piece and the second rod piece is hinged with the middle part of the arc-shaped supporting plate; when the handle is rotated to enable the shaft lever to move axially along the shaft sleeve, the shaft lever drives the bearing to be close to or far away from the shaft sleeve, the arc-shaped supporting plate hinged to the hinged position of the first rod piece and the second rod piece is driven to be far away from the axis of the shaft lever or the axis of the shaft lever, and the arc-shaped supporting plate is close to the supporting function of supporting the inner wall of a workpiece or is far away from the side wall of the workpiece.
In a further technical scheme, the clamp further comprises a V-shaped block, one end, far away from the external thread, of the shaft rod extends along the length direction, and the outer side wall of the extended end of the shaft rod is in contact with two inclined side walls of the V-shaped notch of the V-shaped block at the same time.
The V-shaped block plays a role in supporting the shaft rod, stability is improved, and practicability of the clamp is further improved.
In a further technical scheme, the clamp further comprises a sliding rail arranged along the length direction of the shaft rod, and the V-shaped block is connected with the sliding rail in a sliding mode.
Set up the slide rail, be convenient for adjust V type piece with distance between the fixing base further improves the practicality.
In a further technical scheme, one end of the shaft rod, which is provided with threads, is provided with a stop block for preventing the shaft rod from sliding out of the locking nut.
The fixture can prevent the inconvenience caused by the fact that the end, provided with the threads, of the shaft lever completely slides into the shaft sleeve in the process of using the fixture.
The utility model has the advantages that:
1. the shaft sleeve is fixed on the fixing seat along the horizontal direction, a through groove is formed in the inner side wall of the shaft sleeve along the length direction, the shaft rod is sleeved in the shaft sleeve, a convex strip matched with the through groove in the axial direction is arranged on the shaft rod, and the convex strip and the through groove can enable the shaft rod not to rotate in the circumferential direction when the shaft rod moves axially in the shaft sleeve; one end of the shaft sleeve is rotatably connected with one end of a locking nut, the locking nut is sleeved on the external thread of the shaft rod, a handle is radially arranged on the outer side wall of the locking nut, and the handle is held to rotate the locking nut when the shaft sleeve is used, so that the shaft rod moves along the axial direction; one end, far away from the external thread, of the shaft sleeve is hinged with one end of a second rod piece, one end, far away from the external thread, of the shaft lever is sleeved with a bearing, the outer ring of the bearing is hinged with one end of a first rod piece, the free end of the first rod piece is hinged with the free end of the second rod piece, and the hinged position of the first rod piece and the second rod piece is hinged with the middle part of the arc-shaped supporting plate; when the handle is rotated to enable the shaft lever to move axially along the shaft sleeve, the shaft lever drives the bearing to be close to or far away from the shaft sleeve, the arc-shaped supporting plate hinged at the hinged position of the first rod piece and the second rod piece is driven to be far away from the axis of the shaft lever or be close to the axis of the shaft lever, and the arc-shaped supporting plate is close to the supporting function of the inner wall of the supporting workpiece or is far away from the side wall;
2. the V-shaped block plays a role in supporting the shaft lever, so that the stability is improved, and the practicability of the clamp is further improved;
3. the sliding rail is arranged, so that the distance between the V-shaped block and the fixed seat can be conveniently adjusted, and the practicability is further improved;
4. the fixture can prevent the inconvenience caused by the fact that the end, provided with the threads, of the shaft lever completely slides into the shaft sleeve in the process of using the fixture.
Drawings
Fig. 1 is a schematic top sectional view of a clamp according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the fixing base, the shaft sleeve and the shaft rod at A-A in FIG. 1;
fig. 3 is a schematic top view of the fixing base and the shaft sleeve according to the embodiment of the present invention;
fig. 4 is a left side view schematically illustrating the structure of the clamp according to the embodiment of the present invention;
fig. 5 is a schematic top sectional view of the clamp provided with the V-shaped block according to the embodiment of the present invention;
fig. 6 is a schematic cross-sectional view of the V-shaped block and the shaft rod according to embodiment B-B of the present invention.
Description of reference numerals:
10. a fixed seat; 20. a shaft sleeve; 21. a through groove; 22. locking the nut; 221. a handle; 30. a shaft lever; 31. a convex strip; 32. an external thread; 33. a bearing; 34. a collar; 40. a first bar member; 50. a second bar member; 60. an arc-shaped support plate; 70. a V-shaped block; 80. a slide rail; 90. and a stop block.
Detailed Description
The embodiments of the present invention will be further explained with reference to the drawings.
Example (b):
as shown in fig. 1-4, a clamp for machining includes a fixing seat 10, a shaft sleeve 20 and a shaft rod 30, the top of the fixing seat 10 for supporting the clamp is provided with the shaft sleeve 20, a section of the shaft rod 30 is sleeved in the shaft sleeve 20, a through groove 21 is formed in the inner side wall of the shaft sleeve 20 along the length direction, a convex strip 31 matched with the through groove 21 is arranged on the outer side wall of the shaft rod 30, two ends of the shaft rod 30 extend along the length direction of the shaft sleeve 20, an external thread 32 is formed at one end of the shaft rod 30, one end of the shaft sleeve 20 close to the external thread 32 is rotatably connected with one end of a locking nut 22, and the locking; a handle 221 is arranged on the outer side wall of the locking nut 22 in a radially extending manner; the other end cover of axostylus axostyle 30 is equipped with bearing 33, and the position department that axostylus axostyle 30 is located the both ends of bearing 33 is equipped with respectively the cover and is used for preventing bearing 33 axial slip collar 34, and the bearing 33 outer lane articulates there is the one end of second member 50, and the axle sleeve 20 is close to the one end of bearing 33 and articulates the one end of first member 40, and the free end of first member 40 and the free end of second member 50 are articulated each other, and the articulated department of first member 40 and second member 50 articulates and is equipped with arc backup pad 60.
The working principle of the technical scheme is as follows:
the shaft sleeve 20 is fixed on the fixed seat 10 along the horizontal direction, a through groove 21 is formed in the inner side wall of the shaft sleeve 20 along the length direction, the shaft rod 30 is sleeved in the shaft sleeve 20, a protruding strip 31 matched with the through groove 21 in the direction is arranged on the shaft rod 30, and the protruding strip 31 and the through groove 21 can enable the shaft rod 30 not to rotate in the circumferential direction when moving axially in the shaft sleeve 20; one end of the shaft sleeve 20 is rotatably connected with one end of a locking nut 22, the locking nut 22 is sleeved on the external thread 32 of the shaft rod 30, a handle 221 is radially arranged on the outer side wall of the locking nut 22, and when the shaft sleeve is used, the handle 221 is held to rotate the locking nut 22, so that the shaft rod 30 moves along the axial direction; one end of the shaft sleeve 20, which is far away from the external thread 32, is hinged with one end of a second rod piece 50, one end of the shaft rod 30, which is far away from the external thread 32, is sleeved with a bearing 33, the outer ring of the bearing 33 is hinged with one end of a first rod piece 40, the free end of the first rod piece 40 and the free end of the second rod piece 50 are hinged with each other, and the hinged part of the first rod piece 40 and the second rod piece 50 is hinged with the middle part of the arc; when the handle 221 is rotated to move the shaft 30 axially along the sleeve 20, the shaft 30 drives the bearing 33 to move closer to or away from the sleeve 20, and drives the arc-shaped support plate 60 hinged at the hinge of the first rod 40 and the second rod 50 to move away from the axis of the shaft 30 or close to the axis of the shaft 30, and the arc-shaped support plate 60 is close to the supporting function of supporting the inner wall of the workpiece or away from the side wall of the workpiece.
In another embodiment, as shown in fig. 5 and 6, in a further technical solution, the clamp further includes a V-shaped block 70, an end of the shaft 30 away from the external thread 32 is elongated in a length direction, and an outer side wall of the elongated end of the shaft 30 is in contact with two inclined side walls of the V-shaped notch of the V-shaped block 70.
The V-shaped block 70 plays a role in supporting the shaft rod 30, so that the stability is improved, and the practicability of the clamp is further improved.
In another embodiment, as shown in fig. 5 and 6, the clamp further includes a slide rail 80 disposed along the length of the shaft 30, and the V-shaped block 70 is slidably coupled to the slide rail 80.
The slide rail 80 is arranged, so that the distance between the V-shaped block 70 and the fixing seat 10 can be conveniently adjusted, and the practicability is further improved.
In another embodiment, as shown in fig. 5 and 6, the end of the shaft 30 provided with the external thread is provided with a stopper 90 for preventing the shaft 30 from sliding out of the lock nut 22.
The inconvenience brought to the operation is prevented when the end of the shaft lever 30 provided with the thread is completely slid into the shaft sleeve 20 in the process of using the clamp.
The above embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (4)
1. A clamp for machining is characterized by comprising a fixed seat, a shaft sleeve and a shaft rod, wherein the shaft sleeve is arranged at the top of the fixed seat and used for supporting the clamp, one section of the shaft rod is sleeved in the shaft sleeve, a through groove is formed in the inner side wall of the shaft sleeve along the length direction, a convex strip matched with the through groove is arranged on the outer side wall of the shaft rod, two ends of the shaft rod extend along the length direction of the shaft sleeve, an external thread is arranged at one end of the shaft rod, one end, close to the external thread, of the shaft sleeve is rotatably connected with one end of a locking nut, and the locking nut is sleeved on the; a handle is arranged on the outer side wall of the locking nut in a radially extending manner; the bearing is sleeved at the other end of the shaft lever, the shaft lever is respectively sleeved at the positions of two ends of the bearing and used for preventing the bearing from axially sliding, the outer ring of the bearing is hinged with one end of a second rod piece, one end of the shaft sleeve, which is close to the bearing, is hinged with one end of a first rod piece, the free end of the first rod piece and the free end of the second rod piece are hinged with each other, and an arc-shaped supporting plate is hinged at the hinged position of the first rod piece and the second rod piece.
2. The jig for machining according to claim 1, further comprising a V-shaped block, wherein an end of the shaft remote from the external thread is elongated in a length direction, and an outer side wall of the elongated end of the shaft is in contact with both inclined side walls of the V-shaped notch of the V-shaped block.
3. A machining jig according to claim 2 further comprising a slide rail provided along the length of the shaft, the V-shaped block being slidably connected to the slide rail.
4. A machining jig according to any one of claims 1 to 3 wherein the end of the shaft provided with the screw is provided with a stop for preventing the shaft from sliding out of the lock nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021024239.XU CN212371687U (en) | 2020-06-05 | 2020-06-05 | Anchor clamps for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021024239.XU CN212371687U (en) | 2020-06-05 | 2020-06-05 | Anchor clamps for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212371687U true CN212371687U (en) | 2021-01-19 |
Family
ID=74179666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021024239.XU Active CN212371687U (en) | 2020-06-05 | 2020-06-05 | Anchor clamps for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212371687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116694904A (en) * | 2023-08-09 | 2023-09-05 | 翔宇实业(太仓)有限公司 | Mountain bike die casting heat treatment device |
-
2020
- 2020-06-05 CN CN202021024239.XU patent/CN212371687U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116694904A (en) * | 2023-08-09 | 2023-09-05 | 翔宇实业(太仓)有限公司 | Mountain bike die casting heat treatment device |
| CN116694904B (en) * | 2023-08-09 | 2024-04-09 | 翔宇实业(太仓)有限公司 | Mountain bike die casting heat treatment device |
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