CN216913387U - Blade clamping device - Google Patents
Blade clamping device Download PDFInfo
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- CN216913387U CN216913387U CN202220469257.1U CN202220469257U CN216913387U CN 216913387 U CN216913387 U CN 216913387U CN 202220469257 U CN202220469257 U CN 202220469257U CN 216913387 U CN216913387 U CN 216913387U
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Abstract
The utility model provides a blade clamping device which comprises a supporting frame, two groups of movable disks, two groups of upper clamping parts and two groups of lower clamping parts, wherein the two groups of movable disks are respectively arranged in the supporting frame in a sliding manner; the two groups of moving discs move in the opposite direction/the back direction along the first direction; the two groups of movable disks are respectively connected or jointly connected with a driving component for driving the movable disks to slide; the two groups of upper clamping parts are respectively fixed at the bottoms of the surfaces of the two groups of movable disks in a one-to-one correspondence manner; the two groups of lower clamping parts are respectively fixed on the peripheral surfaces of the two groups of movable disks in a one-to-one correspondence manner and extend towards the lower parts of the movable disks; the upper clamping part and the lower clamping part are matched together for fixing the blade; when the edge surface of the blade is ground, the lower clamping part clamps the side end of the blade, and the upper clamping part is abutted against the back surface of the blade; when the back of the blade is polished, the upper clamping part clamps the cutting part of the blade, and the lower clamping part clamps the side end of the blade so as to limit the movement of the blade, ensure the stability of the blade polishing process and ensure the polishing quality of the blade.
Description
Technical Field
The utility model belongs to the technical field of auxiliary equipment for polishing a blade, and particularly relates to a blade clamping device.
Background
The alloy blade needs to be ground during processing and use, so that the blade surface is sharper and the back surface is smoother. When the blade is ground, the blade is usually clamped by a clamp so that the blade cannot move along the thickness direction of the blade, and the blade is limited to move along the length direction and the height direction of the blade by the friction force between a clamping surface of the clamp and the side surface of the blade.
However, the blade is limited to move along the length direction and the height direction by friction force, so that the instability is obvious, and the conditions that the blade shakes to cause uneven edge surfaces and uneven grinding of the back surface of the blade occurs in practical application.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a blade clamping device, and aims to solve the technical problem that the existing blade clamp cannot effectively limit the movement of a blade to cause poor blade grinding quality.
In order to achieve the purpose, the utility model adopts the technical scheme that: there is provided an insert clamping device comprising:
the supporting frame is used for being arranged on the grinding lathe; defining the length direction of the support frame as a first direction, and defining the direction which is horizontal to the first direction as a second direction;
The two groups of moving discs are respectively arranged in the supporting frame in a sliding manner; the two groups of moving discs move oppositely/reversely along the first direction; the two groups of movable disks are respectively connected or commonly connected with a driving assembly for driving the movable disks to slide;
the two groups of upper clamping parts are respectively fixed at the bottoms of the surfaces of the two groups of movable disks in a one-to-one correspondence manner; and
two groups of lower clamping parts which are respectively fixed on the peripheral surfaces of the two groups of moving discs in a one-to-one correspondence manner and extend towards the lower part of the moving discs;
wherein the upper and lower clamping portions cooperate together for securing the blade; when the edge surface of the blade is ground, the lower clamping part clamps the side end of the blade, and the upper clamping part is abutted against the back surface of the blade; when the back of the blade is ground, the upper clamping part clamps the edge part of the blade, and the lower clamping part clamps the side end of the blade.
In one possible implementation, the upper clamp includes:
the two first clamping plates are arranged on the movable plate in a sliding mode in parallel along the second direction; the two first clamping plates are used for clamping the end part of the blade edge part along the thickness direction of the blade or abutting against the back surface of the blade so as to limit the upward movement of the blade; and
And the elastic driving structure is arranged on the movable disc and used for driving the two first clamping plates to move oppositely so as to clamp the blade.
In some embodiments, the resilient drive structure comprises:
the fixed rod is fixedly arranged on the movable disc along the second direction; the fixing rod penetrates through the two first clamping plates; and
the two springs are sleeved on the periphery of the fixed rod at intervals in the second direction, are respectively connected with the two first clamping plates and are used for driving the two first clamping plates to move in opposite directions so as to enable the two first clamping plates to clamp the blade.
In some embodiments, the lower parts of the adjacent sides of the two first clamping plates are provided with inclined surfaces, and the inclined surfaces incline towards the space between the two first clamping plates from bottom to top.
In one possible implementation, the lower clamping portion includes:
the connecting seat is fixedly arranged on the outer peripheral wall of the movable disc;
the second double-thread screw is rotationally arranged on the connecting seat along the second direction; and
and the two second clamping plates are respectively sleeved on the two thread parts of the second double-thread screw in a threaded manner and are used for clamping the side end of the blade along the thickness direction of the blade.
In one possible implementation manner, the driving assembly is a first double-headed screw rod, and the first double-headed screw rod is rotatably arranged in the supporting frame along the first direction; one end of the first double-head screw is connected with a rotating handle;
and the two groups of movable disks are respectively sleeved on the two thread parts of the first double-thread screw in a threaded manner.
In some embodiments, a limiting rod is further connected between the two sets of moving disks, the limiting rod is located above the first stud, and two ends of the limiting rod are respectively connected with the supporting frame.
In one possible implementation, the support frame is a door-shaped frame structure.
The blade clamping device provided by the utility model has the beneficial effects that: compared with the prior art, the blade clamping device has the advantages that the upper clamping part and the lower clamping part are matched together to fix the blade; when the edge surface of the blade is ground, the lower clamping part clamps the side end of the blade, and the upper clamping part is abutted against the back surface of the blade so as to limit the blade to move up and down; when the back of the blade is polished, the upper clamping part clamps the edge part of the blade, the lower clamping part clamps the side end of the blade, and the upper clamping part and the lower clamping part act together to limit the blade to move up and down; in addition, the two end faces of the blade in the length direction are abutted to the disc surface of the movable disc, so that the blade is limited to move along the length direction, the stability of the blade polishing process is ensured, and the blade polishing quality is ensured.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a first schematic structural view of a blade holding device according to an embodiment of the present invention;
FIG. 2 is a second schematic structural view of a blade holding device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an upper clamping portion and a lower clamping portion of a blade clamping device according to an embodiment of the present invention.
In the figure: 1. a support frame; 2. a movable tray; 3. a drive assembly; 31. a first double-threaded screw; 32. a limiting rod; 33. rotating the handle; 4. an upper clamping portion; 41. a first splint; 42. fixing the rod; 43. a spring; 5. a lower clamping portion; 51. a connecting seat; 52. a second double-ended screw; 53. a second splint; 6. a blade.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 and 2 together, the blade holding device provided by the present invention will now be described. The blade clamping device comprises a support frame 1, two groups of movable plates 2, two groups of upper clamping parts 4 and two groups of lower clamping parts 5. The support frame 1 is used for being arranged on a grinding lathe; defining the length direction of the support frame 1 as a first direction, and defining the direction which is horizontal to the first direction as a second direction; the two groups of moving discs 2 are respectively arranged in the support frame 1 in a sliding manner; the two groups of movable disks 2 move in the opposite direction/the back direction along the first direction; the two groups of movable disks 2 are respectively connected or jointly connected with a driving component 3 for driving the movable disks 2 to slide; the two groups of upper clamping parts 4 are respectively fixed at the bottom of the surfaces of the two groups of movable disks 2 in a one-to-one correspondence manner; the two sets of lower clamping portions 5 are fixed to the outer peripheral surfaces of the two sets of movable disks 2 in a one-to-one correspondence, and extend below the movable disks 2.
The blade clamping device provided by the embodiment can clamp the blade 6, the upper clamping part 4 and the lower clamping part 5 are matched together for fixing the blade 6, and the two groups of moving disks 2 are also abutted with the end faces of the blade 6, so that the edge face of the blade 6 faces downwards or the back face of the blade 6 faces downwards.
Compared with the prior art, when the blade clamping device provided by the utility model is used for grinding the blade surface of the blade 6, the lower clamping part 5 clamps the side end of the blade 6, the upper clamping part 4 is abutted against the back surface of the blade 6 to limit the blade 6 to move up and down, and the two groups of moving disks 2 are also abutted against the end surface of the blade 6 in the length direction to limit the blade 6 to move in the length direction, so that the grinding quality of the blade surface is ensured; when the back of blade 6 is polished, go up the cutting part that clamping part 4 presss from both sides tight blade 6, lower clamping part 5 presss from both sides tight side of blade 6, goes up clamping part 4 and clamping part 5 combined action down to restriction blade 6 reciprocates, two sets of movable disks 2 still with the length direction's of blade 6 terminal surface butt, move along length direction with restriction blade 6, thereby guarantee the roughness of polishing at the back.
In some embodiments, the upper clamping portion 4 may adopt a structure as shown in fig. 3, and referring to fig. 3, the upper clamping portion 4 includes two first clamping plates 41 and an elastic driving structure. The two first clamping plates 41 are arranged on the movable plate 2 in parallel in a sliding manner; the two first clamp plates 41 are used for clamping the end of the blade portion of the blade 6 in the thickness direction of the blade 6 or abutting against the back surface of the blade 6 to restrict the upward movement of the blade 6; the elastic driving structure is arranged on the moving disc 2 and used for driving the two first clamping plates 41 to move towards each other so as to clamp the blade 6.
Can guarantee through the elastic drive structure that two first splint 41 are in the state of mutual contact, can with the back butt of blade 6, play stable upper limit effect to blade 6. In addition, when the blade 6 is inserted between the two first clamping plates 41 with the edge face of the blade 6 facing upwards, the elastic driving structure can move the two first clamping plates 41 towards each other to be in contact with the side faces of the blade 6, so that a stable clamping effect is ensured.
It should be noted that the clamping effect achieved by the elastic driving structure can be overcome by manpower, so as to facilitate the removal of the blade 6 with the upward edge from between the two first clamping plates 41.
In addition, in the process of grinding the blade 6, the force provided by the grinding surface to the blade 6 mainly faces the length direction of the blade and faces downwards, so that the limit of the grinding process of the blade 6 can be ensured by driving the two first clamping plates 41 to clamp the blade surface of the blade 6 through the elastic driving structure according to long-term practical application.
In some embodiments, the elastic driving structure may adopt a structure as shown in fig. 3, and referring to fig. 3, the elastic driving structure includes a fixing rod 42 and two springs 43. The fixed rod 42 is fixedly arranged on the movable disk 2 along the second direction; the fixing rod 42 is arranged through the two first clamping plates 41; the two springs 43 are sleeved on the periphery of the fixing rod 42 at intervals along the second direction, are respectively connected with the two first clamping plates 41, and are used for driving the two first clamping plates 41 to move towards each other so that the two first clamping plates 41 clamp the blade 6.
Preferably, in the present embodiment, the fixing rod 42 is a gate-type structure, and includes two first rods disposed on the movable plate 2 and extending toward between the two movable plates 2, and a second rod connected to the extending ends of the two first rods. The spring 43 has one end connected to the first rod and the other end connected to the first clamp plate 41, thereby generating an elastic force in the axial direction of the fixing rod 42.
By adopting the technical scheme, the spring 43 provides continuous elastic force to ensure that the two first clamping plates 41 are contacted, so that the stability of the first clamping plates 41 in contact with the back surfaces of the blades 6 and the stability of the blade parts for clamping the blades 6 are improved; moreover, the fixing rod 42 can limit the buckling phenomenon of the spring 43, and the reliability of the device in actual use is improved.
In some embodiments, the first clamping plates 41 may be configured as shown in fig. 3, and referring to fig. 3, the lower portions of the adjacent sides of the two first clamping plates 41 are inclined surfaces, and the inclined surfaces are inclined from bottom to top toward the space between the two first clamping plates 41.
Through adopting above-mentioned technical scheme, the cutting part of the blade 6 that moves from bottom to top can insert between two inclined planes to can be more stable insert in two first splint 41, improved the reliability of this device when in actual use.
In some embodiments, the lower clamping portion 5 may adopt a structure as shown in fig. 3, and referring to fig. 3, the lower clamping portion 5 includes a connecting seat 51, a second stud 52 and two second clamping plates 53. The connecting seat 51 is fixedly arranged on the peripheral wall of the moving disc 2; the second stud 52 is rotatably disposed on the connecting base 51 along the second direction; the two second clamping plates 53 are respectively sleeved on the two thread portions of the second double-thread screw 52 in a threaded manner, and are used for clamping the end portion of the blade 6 along the thickness direction of the blade 6.
The second clamping plate 53 clamps the insert 6 to restrict the movement of the insert 6 in its thickness direction as well as downward movement. Of course, the two second clamping plates 53 can be moved closer to each other to no longer clamp the blade 6, but to support the back of the blade 6. The process that two second splint 53 move towards each other or from each other is realized through rotating second stud 52 for this device is convenient for adjust more, has improved the reliability of this device when in actual use.
In some embodiments, the driving assembly 3 may adopt a structure as shown in fig. 1 and fig. 2, referring to fig. 1 and fig. 2, the driving assembly 3 includes a first stud 31 and a limiting rod 32, the first stud 31 is rotatably disposed in the supporting frame 1 along a first direction; one end of the first stud bolt 31 is connected with a rotating handle 33; the two sets of movable disks 2 are respectively sleeved on the two thread parts of the first stud 31 in a threaded manner.
The limiting rod 32 penetrates through the two sets of moving plates 2 along the first direction, the limiting rod 32 is located above the first stud 31, and two ends of the limiting rod 32 are connected with the support frame 1 respectively.
Since the two ends of the limiting rod 32 are respectively connected to the supporting frame 1, preferably, the limiting rod 32 penetrates through the supporting frame 1 and the two sets of movable disks 2 along the first direction, so as to limit the movable disks 2 from rotating.
In use, the first stud 31 is rotated by the rotating handle 33, and since the rotation of the moving plates 2 is restricted by the stopper rod 32, the first stud 31 can rotate around its own circumference, and the two threaded portions of the first stud 31 interact with the two moving plates 2, respectively, so that the moving plates 2 move in opposite directions/back directions synchronously.
In the process, the positions of the two movable disks 2 are adjusted simultaneously, so that the time for clamping the blade 6 can be shortened, and the efficiency for limiting the movement of the blade 6 by the device is improved.
With the above structure, the outer peripheral wall of the movable plate 2 does not directly contact the support frame 1, and the movable plate 2 is supported on the support frame 1 by the first double-threaded screw 31 and the limit rod 32.
Preferably, the first double-threaded screw 31 is provided with a stopper portion extending radially outward along itself for abutting against adjacent side surfaces of the two moving disks 2 to limit the movement of the two moving disks 2 toward each other. The two moving disks 2 are limited to move oppositely through the stop part, the two moving disks 2 can be prevented from moving oppositely to be in contact with each other, and the stop part can be set to be the same as the length of the blade 6 along the axial length of the first double-thread screw 31, so that when the blade 6 is clamped, the blade 6 is prevented from being damaged due to excessive clamping.
In some embodiments, the supporting frame 1 may adopt a structure as shown in fig. 1, and referring to fig. 1, the supporting frame 1 is a frame structure in a shape of a Chinese character 'men'. The support frame 1 has a simple structure, is convenient to install on a grinding lathe, and is convenient to complete the assembly of the first stud 31.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. An insert clamping device, comprising:
the supporting frame is used for being arranged on the grinding lathe; defining the length direction of the support frame as a first direction, and defining the direction which is horizontal to the first direction as a second direction;
the two groups of moving discs are respectively arranged in the supporting frame in a sliding manner; the two groups of moving disks move in the first direction in opposite directions/back directions; the two groups of movable disks are respectively connected or commonly connected with a driving assembly for driving the movable disks to slide;
the two groups of upper clamping parts are respectively fixed at the bottoms of the surfaces of the two groups of movable disks in a one-to-one correspondence manner; and
the two groups of lower clamping parts are respectively fixed on the peripheral surfaces of the two groups of movable disks in a one-to-one correspondence manner and extend towards the lower part of the movable disks;
wherein the upper and lower clamping portions cooperate together for securing the blade; when the edge surface of the blade is ground, the lower clamping part clamps the side end of the blade, and the upper clamping part is abutted against the back surface of the blade; when the back of the blade is ground, the upper clamping part clamps the edge part of the blade, and the lower clamping part clamps the side end of the blade.
2. The blade retaining apparatus of claim 1, wherein the upper retaining portion comprises:
The two first clamping plates are arranged on the movable plate in a sliding mode in parallel along the second direction; the two first clamping plates are used for clamping the end part of the blade edge part along the thickness direction of the blade or abutting against the back surface of the blade so as to limit the upward movement of the blade; and
and the elastic driving structure is arranged on the movable disc and used for driving the two first clamping plates to move oppositely so as to clamp the blade.
3. The blade retaining apparatus of claim 2, wherein said resilient drive structure comprises:
the fixed rod is fixedly arranged on the movable disc along the second direction; the fixing rod penetrates through the two first clamping plates; and
the two springs are sleeved on the periphery of the fixed rod at intervals in the second direction, are respectively connected with the two first clamping plates and are used for driving the two first clamping plates to move in opposite directions so as to enable the two first clamping plates to clamp the blade.
4. The insert clamping device according to claim 2, wherein the lower portions of the adjacent sides of the two first clamping plates are each provided with an inclined surface which is inclined from bottom to top toward between the two first clamping plates.
5. The blade clamping device of claim 1, wherein said lower clamping portion comprises:
the connecting seat is fixedly arranged on the outer peripheral wall of the movable disc;
the second double-head screw is rotationally arranged on the connecting seat along the second direction; and
and the two second clamping plates are respectively sleeved on the two thread parts of the second double-thread screw in a threaded manner and are used for clamping the side end of the blade along the thickness direction of the blade.
6. The blade clamping apparatus of claim 1 wherein said drive assembly includes a first threaded stud rotatably disposed within said support bracket in said first direction; one end of the first double-head screw is connected with a rotating handle;
and the two groups of movable discs are respectively sleeved on the two thread parts of the first double-thread screw in a threaded manner.
7. The blade holding device of claim 6, wherein said driving assembly further comprises a limiting rod extending through both sets of said movable plates in said first direction, said limiting rod is located above said first stud, and both ends of said limiting rod are respectively connected to said supporting frames.
8. The blade retaining apparatus of claim 1, wherein said support frame is a portal frame structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220469257.1U CN216913387U (en) | 2022-03-03 | 2022-03-03 | Blade clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220469257.1U CN216913387U (en) | 2022-03-03 | 2022-03-03 | Blade clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216913387U true CN216913387U (en) | 2022-07-08 |
Family
ID=82225410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220469257.1U Active CN216913387U (en) | 2022-03-03 | 2022-03-03 | Blade clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216913387U (en) |
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2022
- 2022-03-03 CN CN202220469257.1U patent/CN216913387U/en active Active
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