CN112045595A - Clamping device for camshaft machining and working method - Google Patents
Clamping device for camshaft machining and working method Download PDFInfo
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- CN112045595A CN112045595A CN202010921495.7A CN202010921495A CN112045595A CN 112045595 A CN112045595 A CN 112045595A CN 202010921495 A CN202010921495 A CN 202010921495A CN 112045595 A CN112045595 A CN 112045595A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Abstract
The invention discloses a clamping device for camshaft machining and a working method thereof. This scheme can make anchor clamps slide and fix a position on vertical direction, and the removal of restriction anchor clamps simultaneously is controlled, and vibration when can effectively avoiding processing in the camshaft course of working leads to the problem that the precision of camshaft reduces, and the accessible is changed the all kinds of camshafts of sliding member method come the adaptation, and conveniently washs the waste material and dismantle the change.
Description
Technical Field
The invention relates to the technical field of camshaft machining, in particular to a clamping device for camshaft machining and a working method.
Background
The camshaft is an important component in an engine, the camshaft needs high dimensional accuracy because the camshaft needs to bear periodic impact load and the higher sliding speed is kept between the cam and a tappet, and the clamping devices adopted in the existing camshaft in the processing engineering basically only aim at the camshaft with the same length, are greatly limited and have poor applicability, are difficult to meet the processing of diversified camshafts, are expensive when the same type of camshaft processing equipment is singly purchased, and cannot be borne by many companies; simultaneously, thereby often can make the quality of product obtain not guaranteed because the inhomogeneous precision that leads to the camshaft to warp low camshaft of camshaft atress in the course of working.
Further exploration and optimization of the clamping device for camshaft machining are needed to enable the clamping device to have better performance when serving the technical field of cam machining, and technical problems to be solved are urgently needed by the technical personnel in the field.
Disclosure of Invention
Further exploration and optimization of the clamping device for camshaft machining are needed to enable the clamping device to have better performance when serving the technical field of cam machining, and technical problems to be solved are urgently needed by the technical personnel in the field.
The invention provides a clamping device for camshaft machining and a working method, which solve the problem of precision reduction of a camshaft caused by vibration during machining in the camshaft machining process and can be adapted to various camshafts.
The technical means of this scheme is as follows, a clamping device is used in camshaft processing includes: a slide member, a clamp housing, the slide member comprising: the horizontal section of the sliding plate is U-shaped, a plurality of positioning clamping grooves are formed in the bottom end of the U-shaped, the sliding plate can slide in the vertical direction along the inner wall of the clamp shell, and the positioning clamping grooves are vertically arranged;
the clamp comprises a clamp shell and a sliding plate, and is characterized by further comprising a positioning plate, a threaded hole arranged on the clamp shell in the direction of the U-shaped opening end, and a screw matched with the threaded hole, wherein the positioning plate is detachably connected with the screw, and the U-shaped opening end of the sliding plate is contacted with the clamp shell;
the device also comprises a clamp arranged on the horizontal plate at the top end of the sliding plate.
When the fixture is installed, the fixture shell is a cuboid, the horizontal section of the sliding plate of the sliding component is U-shaped and is in close contact with the other three surfaces of the fixture shell except the surface with the threaded hole, and the sliding plate is limited to move in the fixture shell except the vertical direction;
the screw penetrates through the inner wall of the clamp shell through a threaded hole of the clamp shell to keep the screw horizontal, one end of the screw in the clamp shell is matched with the threaded hole of the positioning plate, the screw is screwed after the positioning plate is matched with any positioning clamping groove of the sliding plate, the vertical height of the sliding plate is fixed, and at the moment, the clamp arranged on the horizontal plate at the top end of the sliding plate is matched with a workpiece to be machined to realize clamping;
the groove widths of the positioning clamping grooves can be different, the thickness of the positioning plate needs to be smaller than the groove width of the narrowest positioning clamping groove, and clamping devices with different adjusting accuracies can be manufactured; if the vertical sliding mode in the prior art is adopted and the limiting mode is carried out at any point, the position of the clamp in the vertical direction is completely fixed, the clamping position needs to be adjusted for multiple times, the optimal clamping position is not easy to find, and the operation by two hands is often needed; in the scheme, after the U-shaped sliding plate is adopted, the U-shaped sliding plate can only slide in the vertical direction, the position of the clamp can be accurately adjusted only by adjusting and replacing different positioning clamping grooves during installation, and the operation can be completed by one hand; in the process of processing the workpiece, the bottom of the U-shaped sliding plate in the vertical direction is not in contact with the bottom plate of the shell, and when the workpiece is vibrated in the processing process, the sliding plate can play a certain damping effect on the vibration of the workpiece through tiny sliding, so that certain flexibility is increased, and the processing precision of the workpiece can be better ensured; when the device is installed, a worker can install the clamp only on one side of the device, and the clamping precision can be improved by replacing sliding components with different precisions; the existing clamp needs to be integrally replaced after a fault occurs, only part of parts need to be replaced, materials are saved, and production cost is further reduced.
Preferably, the clamp comprises a fixed clamping piece and a rotary clamping piece, and an inner hole formed when the fixed clamping piece and the rotary clamping piece are clamped is matched with a workpiece;
one end of the fixed clamping piece is fixed on the horizontal plate, the other end of the fixed clamping piece is a vertical plate and is set as a first vertical plate, one end of the rotary clamping piece is hinged with the horizontal plate, and the other end of the rotary clamping piece is a vertical plate and is set as a second vertical plate;
the first vertical plate is made of metal materials, and the second vertical plate is provided with an electromagnet;
the further technical scheme is as follows:
the rotary clamping piece is hinged with a horizontal plate at the top end of the sliding plate through a torsion spring, a gap between the first vertical plate and the second vertical plate is small under the action of the torsion spring, the rotary clamping piece and the fixed clamping piece are both arc-shaped, a through hole is formed between the two clamping pieces during clamping, and the inner wall of the through hole is matched with the outer surface of a workpiece to be processed; when the rotary clamping piece is electrified, the first vertical plate of the fixed clamping piece is made of metal materials, and the electromagnet arranged in the second vertical plate of the rotary clamping piece has the attraction effect on the second vertical plate, so that the first vertical plate is in close contact with the second vertical plate, and a workpiece is completely clamped and fixed by the clamp.
The preferable scheme is as follows: the clamp is characterized by also comprising a constraint plate, wherein a clamp shell is arranged above the constraint plate, and a constraint clamping groove is formed in the other side of the constraint plate; the constraint structure includes: the clamp comprises a restraint plate, a clamp shell, a sliding component, a positioning plate and a screw; the upper surface of the bracket is sequentially provided with a positioning base, a restraining chute and a mounting plate of a mounting chute; a conical tailstock on a positioning base for positioning the axis of the workpiece is arranged; the positioning bolt is arranged on the rotating fourth shaft and used for positioning a workpiece; the bottom of rotatory fourth shaft be provided with installation spout matched with installation draw-in groove.
The further technical scheme is as follows:
positioning and fixing a workpiece to be machined through the conical tailstock of the positioning base and the positioning bolt on the rotating fourth shaft; the rotary fourth shaft can slide in the length direction of the mounting plate and can be adjusted according to the length of a workpiece and then fixed; the constraint sliding groove is matched with the constraint clamping groove, so that the sliding component can slide along the width direction of the mounting plate along with the constraint plate, the most appropriate clamping position of the clamp is found, and then the clamp is fixed; and a plurality of constraint structures can be arranged on the constraint sliding groove, so that multi-point support is realized, and the stable effect of clamping is enhanced.
The invention also provides a working method of the clamping device for processing the camshaft, and the clamping device for processing the camshaft comprises the following steps:
1) one end of a workpiece to be machined is matched with the conical tailstock of the positioning base, the other end of the workpiece is fixed with a rotating fourth shaft through a positioning bolt, and the position of the rotating fourth shaft on the mounting plate is adjusted to fix the workpiece;
2) selecting a sliding component matched with the section of a workpiece, and vertically placing the sliding component into a clamp shell;
3) placing a positioning plate matched with a screw into the clamp shell, aligning a threaded hole of the positioning plate with a threaded hole of the clamp shell, and connecting the screw with the positioning plate by penetrating the screw through the threaded hole of the clamp shell;
4) matching a constraint clamping groove of the constraint plate with a constraint sliding groove, opening a rotary clamping piece, sliding the constraint plate, and when a fixed clamping piece is aligned with the workpiece, loosening the rotary clamping piece and fixing the position of the constraint plate;
5) placing the positioning plate into the positioning clamping groove of the constraint component, screwing down the screw, and fixing the vertical position of the sliding component;
6) and electrifying the rotary clamping piece, and then starting to process the workpiece.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the clamp comprises a sliding plate, a positioning clamping groove and a positioning plate, wherein the sliding plate is provided with the positioning clamping groove for vertical positioning, the positioning plate is matched with the positioning clamping groove, a screw penetrates through a threaded hole of a clamp shell and then is connected with the positioning plate, two ends of the sliding plate are in contact with one side, provided with a threaded hole, of the inner wall of the shell, and a clamp is arranged on a horizontal plate at the top of the sliding plate. This scheme can make anchor clamps slide and fix a position on vertical direction, and the removal of restriction anchor clamps simultaneously is controlled, and vibration when can effectively avoiding processing in the camshaft course of working leads to the problem that the precision of camshaft reduces, and the accessible is changed the all kinds of camshafts of sliding member method come the adaptation, and conveniently washs the waste material and dismantle the change.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of a clamping device for camshaft machining in a specific implementation manner of the following embodiments, wherein a is a schematic matching relationship between a restraining device and a base sliding groove;
FIG. 2 is an enlarged schematic diagram of the position A in a specific embodiment of the following embodiments, wherein B is a clamp;
fig. 3 is a schematic diagram of an enlarged structure of a position B in one embodiment of the following examples.
The reference numerals in the figure are respectively 1, a mounting plate, 2, a constraint chute, 3, a constraint structure, 31, a clamp shell, 32, a sliding plate, 33, a positioning clamping groove, 34, a positioning plate, 35, a hinge rod, 36, a rotating clamping piece, 37, a fixed clamping piece, 38, a threaded hole, 39, a screw, 4, a workpiece, 5, a positioning base, 6, a rotating fourth shaft, 7 and the mounting chute.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1 to 3, a clamping device for camshaft machining is characterized by comprising: a slide member, a clamp housing 31, the slide member comprising: the horizontal section of the sliding plate 32 is U-shaped, the bottom end of the U-shaped is provided with a plurality of positioning clamping grooves 33, the sliding plate 32 can slide along the inner wall of the clamp shell 31 in the vertical direction, and the positioning clamping grooves are vertically arranged;
the clamp further comprises a positioning plate 34, a threaded hole 38 arranged on the clamp shell 31 in the direction of the U-shaped opening end, and a screw 39 matched with the threaded hole 38, wherein the positioning plate 38 is detachably connected with the screw 39, and the U-shaped opening end of the sliding plate 32 is contacted with the clamp shell 31;
and a clamp arranged on a horizontal plate at the top end of the sliding plate 32.
When the scheme is installed, the clamp shell 31 is a cuboid, the horizontal section of the sliding plate 32 of the sliding component is U-shaped and is tightly contacted with the other three surfaces of the clamp shell 31 except the surface with the threaded hole 38, and other moving modes of the sliding plate 32 in the clamp shell 31 except the vertical direction are limited;
the screw 39 penetrates through the threaded hole 38 of the clamp shell 31 to keep the screw 39 horizontal, one end of the screw 39 in the clamp shell 32 is matched with the threaded hole of the positioning plate 34, the screw 39 is screwed after the positioning plate 34 is matched with any one positioning clamping groove 33 of the sliding plate 32, the vertical height of the sliding plate 32 is fixed, and at the moment, the clamp installed on the horizontal plate at the top end of the sliding plate 32 is matched with a workpiece to be machined to realize clamping.
The groove widths of the positioning clamping grooves 33 can be different, the thickness of the positioning plate 34 needs to be smaller than the groove width of the narrowest positioning clamping groove 33, and clamping devices with different adjusting accuracies can be manufactured; if the vertical sliding mode in the prior art is adopted and the limiting mode is carried out at any point, the position of the clamp in the vertical direction is completely fixed, the clamping position needs to be adjusted for multiple times, the optimal clamping position is not easy to find, and the operation by two hands is often needed; in the scheme, after the U-shaped sliding plate 32 is adopted, the U-shaped sliding plate 32 can only slide in the vertical direction, the position of the clamp can be accurately adjusted only by adjusting and replacing different positioning clamping grooves 33 during installation, and the operation can be completed by one hand; in the process of processing the workpiece 4, the bottom of the U-shaped sliding plate 32 in the vertical direction is not in contact with the bottom plate of the clamp shell 31, and when the workpiece 4 vibrates in the processing process, the sliding plate 3 has a certain damping effect on the vibration of the workpiece 4, so that a certain flexible effect is increased, and the processing precision of the workpiece can be further ensured; when the device is installed, a worker can install the clamp only on one side of the device, and the clamping accuracy can be improved by replacing sliding components with different precisions; the existing clamp needs to be integrally replaced after failure, parts in the scheme are mostly connected in a detachable mode, only part of the parts need to be replaced when the part is in failure, materials are saved, and production cost is further reduced.
Example 2:
the present embodiment provides further limitations on the basis of embodiment 1, as shown in fig. 1 to 3:
the clamp comprises a fixed clamping piece 37 and a rotating clamping piece 36, and an inner hole formed when the fixed clamping piece 37 and the rotating clamping piece 36 are clamped is matched with the workpiece 4;
one end of the fixed clamping piece 37 is fixed on the horizontal plate, the other end of the fixed clamping piece is a vertical plate and is set as a first vertical plate, one end of the rotary clamping piece 36 is hinged with the horizontal plate, and the other end of the rotary clamping piece is a vertical plate and is set as a second vertical plate;
the first vertical plate is made of metal, and the second vertical plate is provided with an electromagnet;
the rotating clamping piece 36 is hinged with a horizontal plate at the top end of the sliding plate 32 through a torsion spring, under the action of the torsion spring, a gap between the first vertical plate and the second vertical plate is small, the rotating clamping piece 36 and the fixed clamping piece 37 are both arc-shaped, a through hole is formed between the two clamping pieces during clamping, and the inner wall of the through hole is matched with the outer surface of the workpiece 4 to be processed; when the rotating clamping piece 36 is powered on, because the first vertical plate of the fixed clamping piece 37 is made of metal material, the electromagnet arranged in the second vertical plate of the rotating clamping piece 36 has the attraction effect on the second vertical plate, so that the first vertical plate is in close contact with the second vertical plate, and the workpiece 4 is completely clamped and fixed by the clamp.
Example 3:
the present embodiment provides further limitations on the basis of embodiment 2, as shown in fig. 1 to 3:
the clamp is characterized by further comprising a constraint plate, wherein a clamp shell 31 is arranged above the constraint plate, and a constraint clamping groove is formed in the other side of the constraint plate; the constraint structure 3 includes: a restraint plate, a clamp housing 31, a slide member, a positioning plate 36, a screw 39; the mounting plate 1 is provided with a positioning base 5, a restraining chute 2 and a mounting chute 7 on the upper surface in sequence; a conical tailstock on a positioning base 5 for positioning the axis of the workpiece 4 is arranged; the positioning bolt is arranged on the rotating fourth shaft 6 and used for positioning the workpiece 4; the bottom of the rotary fourth shaft 6 is provided with an installation clamping groove matched with the installation sliding groove 7.
The workpiece 4 to be processed is positioned and fixed through the conical tailstock of the positioning base 5 and the positioning bolt on the rotating fourth shaft 6; the rotating fourth shaft 6 can slide in the length direction of the mounting plate 1, and can be adjusted according to the length of the workpiece 4 and then fixed; the constraint sliding groove 2 is matched with the constraint clamping groove, so that the constraint structure 3 can slide in the width direction of the mounting plate 1, the most appropriate clamping position of the clamp is found, and then the clamp is fixed; a plurality of constraint structures 3 can be arranged on the constraint sliding groove 2, so that multi-point support is realized, and the stable clamping effect is enhanced.
Example 4:
as shown in fig. 1 to 3, the present invention further provides an operating method of a clamping device for camshaft machining, which is described below with reference to the clamping device for camshaft machining described in embodiment 3, and includes the following steps:
1) one end of a workpiece 4 to be processed is matched with the conical tailstock of the positioning base 5, the other end of the workpiece is fixed with a rotating fourth shaft 6 through a positioning bolt, and the position of the rotating fourth shaft 6 on the mounting plate 1 is adjusted to fix the workpiece 4;
2) selecting a sliding member matched with the section of the workpiece 4, vertically placing the sliding member into the clamp shell 31, and only sliding the sliding member in the vertical direction of the clamp shell 31;
3) placing a positioning plate 34 matched with a screw 39 into the clamp shell 31, aligning a threaded hole 38 of the positioning plate 34 with a threaded hole 38 of the clamp shell 31, penetrating the screw 39 through the threaded hole 38 of the clamp shell 31, and then matching a part of the positioning plate 34, wherein a tightening space is reserved for the bare nail 39;
4) matching the constraint clamping groove of the constraint plate with the constraint sliding groove 2, opening the rotary clamping piece 36, sliding the constraint plate, when the fixed clamping piece 37 is aligned with the workpiece 4, loosening the rotary clamping piece 36, folding the rotary clamping piece under the action of a torsion spring, and fixing the position of the constraint plate after a small gap is formed between the vertical plate of the rotary clamping piece 36 and the vertical plate of the fixed clamping piece 37;
5) placing the positioning plate 36 into the positioning slot 33 of the constraint component, tightening the screw 39, and fixing the vertical position of the sliding component;
6) and electrifying the rotating clamping piece 36, clamping the rotating clamping piece 36 and the fixed clamping piece 37, processing the workpiece 4, and after the processing is finished, disassembling according to the reverse step of the steps and cleaning.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A clamping device for camshaft machining, characterized by comprising: a slide member, a clamp housing (31), the slide member comprising: the horizontal section of the sliding plate (32) is U-shaped, a plurality of positioning clamping grooves (33) are formed in the bottom end of the U-shaped, the sliding plate (32) can slide in the vertical direction along the inner wall of the clamp shell (31), and the positioning clamping grooves (33) are arranged at intervals in the vertical direction;
the clamp comprises a clamp shell (31) and is characterized by further comprising a positioning plate (34), a threaded hole (38) formed in the clamp shell (31) in the U-shaped opening end direction, and a screw (39) matched with the threaded hole (38), wherein the positioning plate (38) is detachably connected with the screw (39), and the U-shaped opening end of a sliding plate (32) is in contact with the clamp shell (31);
the clamp is arranged on a horizontal plate at the top end of the sliding plate (32).
2. The clamping device for camshaft machining according to claim 1, characterized in that the clamp comprises a fixed clamping piece (37) and a rotating clamping piece (36), one end of the fixed clamping piece (37) is fixed on the horizontal plate, and the other end is a vertical plate; one end of the rotary clamping piece (36) is hinged with the horizontal plate, and the other end of the rotary clamping piece is a vertical plate.
3. The clamping device for camshaft machining according to claim 2, characterized in that the vertical plate of the fixed clamping piece (37) is a first vertical plate, the vertical plate of the rotating clamping piece (36) is a second vertical plate, the first vertical plate is made of metal, and the second vertical plate is provided with an electromagnet capable of adsorbing the first vertical plate.
4. A clamping device for camshaft machining according to claim 3, characterized in that a torsion spring elastically restored by the rotating clamping piece (36) is provided between the rotating clamping piece (36) and the horizontal plate.
5. A clamping device for camshaft machining according to claim 3, characterized in that the fixed jaw (37) and the rotating jaw (36) form a through hole which can be fitted to the surface of the workpiece (4) after the first vertical plate and the second vertical plate are contacted.
6. The clamping device for camshaft machining according to claim 1, further comprising a restraining plate having the clamp housing (31) disposed thereon, and a restraining groove disposed below the restraining plate.
7. The clamping device for the processing of the camshaft as claimed in claim 1, further comprising a positioning base (5), a rotating fourth shaft (6), a mounting plate (1), and a mounting chute (7), wherein the mounting chute (7) and the positioning base (5) are respectively arranged on the upper surfaces of two ends of the mounting plate (1);
the below of rotatory fourth shaft (6) is provided with installation draw-in groove and can cooperatees with installation spout (7), rotatory fourth shaft (6) can slide on the length direction of mounting panel (1).
8. The clamping device for camshaft machining according to claim 6, characterized in that the middle of the mounting plate (1) in the length direction is provided with a constraint sliding groove (2) capable of being matched with the constraint clamping groove, and the constraint plate can slide in the width direction of the mounting plate (1).
9. A method for operating a clamping device for processing a camshaft, characterized in that the clamping device for processing a camshaft according to any one of claims 1 to 8 is used, and the method comprises the following steps:
1) one end of a workpiece (4) is matched with the conical tailstock of the positioning base (5), the other end of the workpiece is fixed with a rotating fourth shaft (6) through a positioning bolt, and the position of the rotating fourth shaft (6) on the mounting plate (1) is adjusted to fix the workpiece (4);
2) selecting a sliding component matched with the section of the workpiece (4), and vertically placing the sliding component into a clamp shell (31);
3) placing a positioning plate (34) matched with a screw (39) into the clamp shell (31), aligning a threaded hole of the positioning plate (34) with a threaded hole (38) of the clamp shell (31), penetrating the screw (39) through the threaded hole (38) of the clamp shell (31), and connecting the screw with the positioning plate (34);
4) matching the constraint clamping groove of the constraint plate with the constraint sliding groove (2), opening the rotary clamping piece (36), sliding the constraint plate, and when the fixed clamping piece (37) is aligned with the workpiece, loosening the rotary clamping piece (36) to fix the position of the constraint plate;
5) placing the positioning plate (4) into the positioning clamping groove (33) of the constraint component, tightening the screw (39) and fixing the position of the sliding component in the vertical direction;
6) after the rotating clamping piece (36) is electrified, the workpiece (4) starts to be machined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010921495.7A CN112045595A (en) | 2020-09-04 | 2020-09-04 | Clamping device for camshaft machining and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010921495.7A CN112045595A (en) | 2020-09-04 | 2020-09-04 | Clamping device for camshaft machining and working method |
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| Publication Number | Publication Date |
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| CN112045595A true CN112045595A (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010921495.7A Pending CN112045595A (en) | 2020-09-04 | 2020-09-04 | Clamping device for camshaft machining and working method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204893495U (en) * | 2015-08-19 | 2015-12-23 | 安徽合力股份有限公司 | Anchor clamps with elastic clamping mechanism |
| US20170239761A1 (en) * | 2014-09-23 | 2017-08-24 | Crrc Qingdao Sifang Co., Ltd. | Welding clamping device |
| CN109202111A (en) * | 2018-11-26 | 2019-01-15 | 安徽全柴动力股份有限公司 | A kind of camshaft processing clamping device and working method |
| CN208961866U (en) * | 2018-11-13 | 2019-06-11 | 十堰宏兆汽配实业有限公司 | A kind of adjustable driver of high-efficiency cam axis |
| CN210452427U (en) * | 2019-07-05 | 2020-05-05 | 丹江口市环宇机械股份有限公司 | Processing positioner of camshaft |
-
2020
- 2020-09-04 CN CN202010921495.7A patent/CN112045595A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170239761A1 (en) * | 2014-09-23 | 2017-08-24 | Crrc Qingdao Sifang Co., Ltd. | Welding clamping device |
| CN204893495U (en) * | 2015-08-19 | 2015-12-23 | 安徽合力股份有限公司 | Anchor clamps with elastic clamping mechanism |
| CN208961866U (en) * | 2018-11-13 | 2019-06-11 | 十堰宏兆汽配实业有限公司 | A kind of adjustable driver of high-efficiency cam axis |
| CN109202111A (en) * | 2018-11-26 | 2019-01-15 | 安徽全柴动力股份有限公司 | A kind of camshaft processing clamping device and working method |
| CN210452427U (en) * | 2019-07-05 | 2020-05-05 | 丹江口市环宇机械股份有限公司 | Processing positioner of camshaft |
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Application publication date: 20201208 |