CN210790039U - Eccentric shaft clamp capable of adjusting eccentricity - Google Patents
Eccentric shaft clamp capable of adjusting eccentricity Download PDFInfo
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- CN210790039U CN210790039U CN201921835549.7U CN201921835549U CN210790039U CN 210790039 U CN210790039 U CN 210790039U CN 201921835549 U CN201921835549 U CN 201921835549U CN 210790039 U CN210790039 U CN 210790039U
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Abstract
The utility model discloses an eccentric shaft clamp capable of adjusting eccentricity, which comprises a flange plate, wherein the top of the flange plate is connected with a clamp sleeve in a sliding way, a clamp assembly is arranged in the clamp sleeve, the lower end of the clamp assembly is provided with a connecting rod, the top of the flange plate is provided with a first sliding hole, the flange plate is internally provided with a connecting block, the connecting rod passes through the first sliding hole and then is connected with the connecting block in a sliding way, the top of the flange plate is also provided with a gland, the top of the gland is provided with a second sliding hole, the outer side of the gland is symmetrically provided with adjusting bolts, the clamp sleeve passes through the second sliding hole, the tail end of the adjusting bolt is pressed on the outer wall of the clamp sleeve in a pressing way, so that the clamp assembly can generate relative sliding in the flange plate, thereby adjusting eccentricity, the clamp assembly can be positioned by the adjusting, the disassembly and assembly processes are reduced, and the production efficiency is improved.
Description
Technical Field
The utility model relates to an anchor clamps, especially an eccentric shaft anchor clamps of adjustable eccentricity.
Background
When the surface of an eccentric wheel of an eccentric shaft is machined by a lathe (grinding) machine, the two ends of the eccentric shaft are clamped by a pair of eccentric fixture devices which are respectively arranged on a spindle head of a spindle box of the lathe (grinding) machine and a spindle head of a tail box, the center line of the eccentric wheel is concentric with the spindle of the lathe (grinding) machine by depending on the size precision of the eccentricity manufactured by the eccentric fixture devices, and then cutting machining is carried out.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides an eccentric shaft clamp with adjustable eccentricity.
The utility model provides a technical scheme that its technical problem adopted is:
an eccentric shaft clamp capable of adjusting eccentricity comprises a flange plate, wherein the top of the flange plate is connected with a clamp sleeve in a sliding mode along the radial direction, a clamp assembly is coaxially installed inside the clamp sleeve, the upper end of the clamp assembly extends out of the clamp sleeve, the lower end of the clamp assembly is provided with a connecting rod, the top of the flange plate is provided with a first sliding hole, a connecting block is installed inside the flange plate, the connecting rod penetrates through the first sliding hole and then is connected with the connecting block in a sliding mode along the radial direction, the sliding direction of the clamp sleeve is consistent with the sliding direction of the connecting rod, the top of the flange plate is further provided with a gland, the top of the gland is provided with a second sliding hole, adjusting bolts are symmetrically installed on the outer side of the gland, and the installation direction of the adjusting bolts is consistent with the sliding direction, after assembly, the clamp sleeve penetrates through the second sliding hole, and the tail end of the adjusting bolt is pressed on the outer wall of the clamp sleeve.
The top of ring flange is provided with the slide rail, the telescopic bottom of anchor clamps is provided with the spout, the slide rail is installed in the spout.
The top of connecting rod is provided with the slip buckle, the top of connecting block is provided with the slip catching groove, the slip buckle is installed in the slip catching groove.
The clamp assembly comprises a push cylinder arranged in the clamp sleeve, a collet is arranged in the push cylinder, after assembly, the upper end of the collet extends out of the clamp sleeve, the lower end of the collet is arranged in the connecting rod, and the lower end of the push cylinder is in threaded connection with the connecting rod.
The outer wall of the clamp sleeve is in threaded connection with a rotation stopping bolt, the outer wall of the push cylinder is provided with a first sliding groove, and after assembly, the tail end of the rotation stopping bolt is inserted into the first sliding groove.
The upper end of the outer wall of the push cylinder is provided with a pin hole, a rotation stopping pin is arranged in the pin hole, the outer wall of the collet is provided with a second sliding groove, and after assembly, the rotation stopping pin is inserted into the second sliding groove.
And a guide sleeve is arranged between the flange plate and the connecting block.
And a flat pressing surface is arranged at the position of the clamp sleeve corresponding to the adjusting bolt.
The utility model has the advantages that: the utility model discloses with ring flange and anchor clamps sleeve sliding connection, the installation anchor clamps subassembly in the anchor clamps sleeve, the lower extreme erection joint pole of anchor clamps subassembly, connecting block sliding connection in connecting rod and the ring flange, make the anchor clamps subassembly can produce relative slip in the ring flange, thereby the adjustment eccentricity, the adjusting bolt of symmetry installation is covered to rethread pressure, can fix a position the anchor clamps subassembly after adjusting the eccentricity, the adjustment is simple and convenient, therefore, the commonality is strong, need not to change the eccentric shaft that can process different specifications to anchor clamps, not only reduce the dismouting process, the production efficiency is improved, and also protect the machine tool main shaft not damaged.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an exploded schematic view of the present invention;
fig. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is a schematic structural view of the pusher;
fig. 5 is a schematic view of the collet construction.
Detailed Description
Referring to fig. 1 to 5, an eccentric shaft clamp capable of adjusting an eccentric amount comprises a flange plate 1, wherein the top of the flange plate 1 is connected with a clamp sleeve 2 in a sliding manner along a radial direction, a clamp assembly is coaxially installed inside the clamp sleeve 2, the upper end of the clamp assembly extends out of the clamp sleeve 2, the lower end of the clamp assembly is provided with a connecting rod 3, the top of the flange plate 1 is provided with a first sliding hole 4, a connecting block 5 is installed inside the flange plate 1, the connecting rod 3 penetrates through the first sliding hole 4 and then is connected with the connecting block 5 in a sliding manner along the radial direction, the length and the width of the first sliding hole 4 are both larger than the diameter of the connecting rod 3, the sliding direction of the clamp sleeve 2 is consistent with the sliding direction of the connecting rod 3, the top of the flange plate 1 is also provided with a gland 6, and the top of the gland 6, adjusting bolts 12 are symmetrically installed on the outer side of the gland 6, the installation direction of the adjusting bolts 12 is consistent with the sliding direction of the clamp sleeve 2, after assembly, the clamp sleeve 2 penetrates through the second sliding hole 7, the tail end of the adjusting bolts 12 is pressed on the outer wall of the clamp sleeve 2, the length and the width of the second sliding hole 7 are both larger than the diameter of the clamp sleeve 2, the flange plate is connected with the clamp sleeve in a sliding manner, a clamp assembly is installed in the clamp sleeve, a connecting rod is installed at the lower end of the clamp assembly and is connected with a connecting block in the flange plate in a sliding manner, so that the clamp assembly can slide relatively in the flange plate, the eccentric distance is adjusted, the clamp assembly after the eccentric distance is adjusted can be positioned by the adjusting bolts symmetrically installed on the gland, the adjustment is simple and convenient, the universality is strong, eccentric shafts of different specifications can be processed without replacing the clamp, not only reduces the dismounting process and improves the production efficiency, but also protects the main shaft of the processing machine tool from being damaged.
In this embodiment, the top of the flange plate 1 is provided with a slide rail 8, the bottom of the clamp sleeve 2 is provided with a slide groove 9, and the slide rail 8 is installed in the slide groove 9.
In this embodiment, the top of the connecting rod 3 is provided with a sliding buckle 10, the top of the connecting block 5 is provided with a sliding buckle groove 11, and the sliding buckle 10 is installed in the sliding buckle groove 11.
In this embodiment, the fixture assembly includes a push cylinder 13 installed in the fixture sleeve 2, a collet 14 is installed in the push cylinder 13, after assembly, the upper end of the collet 14 extends out of the fixture sleeve 2, the lower end of the collet 14 is installed in the connecting rod 3, the lower end of the push cylinder 13 is in threaded connection with the connecting rod 3, the connecting block is pushed by a spindle of a processing machine tool, the push cylinder 13 is pushed upwards, and the upper end of the collet 14 starts to be drawn and clamped by the inclined surface joint between the push cylinder 13 and the collet 14.
The outer wall threaded connection of anchor clamps sleeve 2 has spline bolt 15, the outer wall of push-out cylinder 13 is provided with first spout 16, and after the assembly, spline bolt 15's end insert to in the first spout 16, prevent to produce relative rotation between push-out cylinder 13 and the anchor clamps sleeve 2.
The upper end of the outer wall of the push cylinder 13 is provided with a pin hole 17, a rotation stopping pin 18 is installed in the pin hole 17, the outer wall of the collet 14 is provided with a second sliding groove 19, and after assembly, the rotation stopping pin 18 is inserted into the second sliding groove 19 to prevent the push cylinder 13 and the collet 14 from rotating relatively.
The flange plate 1 with install uide bushing 20 between the connecting block 5, uide bushing 20 plays the guide effect, guarantees the axial motion can only be made to connecting block 5.
The clamp sleeve 2 is provided with a flat pressing surface 21 corresponding to the position of the adjusting bolt 12, so that the adjusting bolt 12 can be fully attached to the pressing surface 21, the friction force between the adjusting bolt 12 and the pressing surface 21 is increased, and the adjusting bolt 12 is prevented from loosening.
The above embodiments do not limit the scope of the present invention, and those skilled in the art can make equivalent modifications and variations without departing from the overall concept of the present invention.
Claims (8)
1. The eccentric shaft clamp with the eccentric amount adjustable is characterized by comprising a flange plate (1), wherein the top of the flange plate (1) is connected with a clamp sleeve (2) in a sliding mode along the radial direction, a clamp assembly is coaxially installed inside the clamp sleeve (2), the upper end of the clamp assembly extends out of the clamp sleeve (2), the lower end of the clamp assembly is provided with a connecting rod (3), the top of the flange plate (1) is provided with a first sliding hole (4), a connecting block (5) is installed inside the flange plate (1), the connecting rod (3) penetrates through the first sliding hole (4) and then is connected with the connecting block (5) in a sliding mode along the radial direction, the sliding direction of the clamp sleeve (2) is consistent with the sliding direction of the connecting rod (3), the top of the flange plate (1) is further provided with a gland (6), and the top of the gland (6) is provided with a second sliding hole (7), adjusting bolts (12) are symmetrically installed on the outer side of the pressing cover (6), the installation direction of the adjusting bolts (12) is consistent with the sliding direction of the clamp sleeve (2), after assembly, the clamp sleeve (2) penetrates through the second sliding hole (7), and the tail end of the adjusting bolt (12) is pressed on the outer wall of the clamp sleeve (2).
2. Eccentric shaft clamp with adjustable eccentricity according to claim 1, characterized in that the top of the flange (1) is provided with slide rails (8), the bottom of the clamp sleeve (2) is provided with slide slots (9), and the slide rails (8) are mounted in the slide slots (9).
3. The eccentric shaft clamp with adjustable eccentricity according to claim 1, characterized in that the top of the connecting rod (3) is provided with a slide fastener (10), the top of the connecting block (5) is provided with a slide fastener groove (11), and the slide fastener (10) is installed in the slide fastener groove (11).
4. The eccentric shaft clamp with adjustable eccentricity of claim 1, characterized in that the clamp assembly comprises a push tube (13) installed in the clamp sleeve (2), a collet (14) is installed in the push tube (13), after assembly, the upper end of the collet (14) extends out of the clamp sleeve (2), the lower end of the collet (14) is installed in the connecting rod (3), and the lower end of the push tube (13) is in threaded connection with the connecting rod (3).
5. The eccentric shaft clamp with the adjustable eccentricity according to claim 4, wherein the outer wall of the clamp sleeve (2) is threadedly connected with a rotation stopping bolt (15), the outer wall of the push cylinder (13) is provided with a first sliding slot (16), and the end of the rotation stopping bolt (15) is inserted into the first sliding slot (16) after assembly.
6. The eccentric shaft clamp with the adjustable eccentricity as claimed in claim 4, wherein the push cylinder (13) is provided at the upper end of the outer wall thereof with a pin hole (17), a rotation stopping pin (18) is installed in the pin hole (17), the outer wall of the collet (14) is provided with a second sliding groove (19), and the rotation stopping pin (18) is inserted into the second sliding groove (19) after assembly.
7. The eccentric shaft clamp with adjustable eccentricity according to claim 1, wherein a guide sleeve (20) is installed between the flange plate (1) and the connecting block (5).
8. Eccentric shaft clamp with adjustable eccentricity according to claim 1, characterised in that the clamp sleeve (2) is provided with a flat press-on surface (21) in correspondence of the position of the adjusting bolt (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921835549.7U CN210790039U (en) | 2019-10-29 | 2019-10-29 | Eccentric shaft clamp capable of adjusting eccentricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921835549.7U CN210790039U (en) | 2019-10-29 | 2019-10-29 | Eccentric shaft clamp capable of adjusting eccentricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210790039U true CN210790039U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921835549.7U Active CN210790039U (en) | 2019-10-29 | 2019-10-29 | Eccentric shaft clamp capable of adjusting eccentricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210790039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458917A (en) * | 2021-09-06 | 2021-10-01 | 成都志力科技发展有限责任公司 | Accurate guidance steering wheel shell anchor clamps of polishing |
-
2019
- 2019-10-29 CN CN201921835549.7U patent/CN210790039U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113458917A (en) * | 2021-09-06 | 2021-10-01 | 成都志力科技发展有限责任公司 | Accurate guidance steering wheel shell anchor clamps of polishing |
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