CN112706220A - Hand-held type ultrasonic cutting device - Google Patents
Hand-held type ultrasonic cutting device Download PDFInfo
- Publication number
- CN112706220A CN112706220A CN202011583440.6A CN202011583440A CN112706220A CN 112706220 A CN112706220 A CN 112706220A CN 202011583440 A CN202011583440 A CN 202011583440A CN 112706220 A CN112706220 A CN 112706220A
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- CN
- China
- Prior art keywords
- cutter body
- sleeve
- cutting device
- hand
- ultrasonic cutting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/08—Means for treating work or cutting member to facilitate cutting
- B26D7/086—Means for treating work or cutting member to facilitate cutting by vibrating, e.g. ultrasonically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
Abstract
The invention discloses a handheld ultrasonic cutting device, and belongs to the technical field of cutting equipment. The handheld ultrasonic cutting device comprises a cutter body, wherein an annular bulge is arranged on the periphery of the position of the minimum axial vibration value on the cutter body, two flange rings in interference fit are sleeved on the periphery of the annular bulge, and the flange rings are in clearance fit with the annular bulge; the energy converter is connected with the cutter body and is used for converting electric energy into mechanical vibration to be transmitted to the cutter body so as to facilitate the cutter body to cut; the sleeve is sleeved on the outer sides of the cutter body and the transducer, the shape of the sleeve is matched with that of the whole body formed by connecting the cutter body and the transducer, one end of the sleeve is fixed on the transducer in a limiting mode and is not connected with the cutter body, and the other end of the sleeve is clamped on the periphery of the flange ring. The beneficial effects are as follows: the cutter body can be prevented from swinging during cutting, so that the cutting effect is better.
Description
Technical Field
The invention relates to the technical field of cutting equipment, in particular to a handheld ultrasonic cutting device.
Background
At present, an ultrasonic cutting device for cutting an automobile instrument panel generally adopts a manipulator clamping type, and the manipulator clamping type has the advantage of accurately controlling the cutting speed and the cutting force, so that the cutting action can be finished with higher cutting efficiency; in order to ensure that the cutting effect is good, the handheld ultrasonic cutting device is required to perform trimming or supplementary cutting on the position, which is not clamped by the mechanical arm to cut, of the workpiece to be cut due to the limitation of the cutting position.
Because the whole handheld ultrasonic cutting device is in a vibrating state in the cutting process, the distance between the cutting position of the knife edge of the handheld ultrasonic cutting device for trimming or supplementing cutting on a piece to be cut and the supporting point for supporting the handheld ultrasonic cutting device is relatively long, the knife edge can swing easily during cutting, and the cutting effect is relatively poor; and because the distance between the cutting position of the knife edge and the supporting point for supporting the handheld ultrasonic cutting device is long, the cutting force of the knife edge is difficult to control.
In view of the above problems, a hand-held ultrasonic cutting device is needed to solve the above problems.
Disclosure of Invention
The invention aims to provide a handheld ultrasonic cutting device which can prevent a cutter body from swinging during cutting, so that the cutting effect is better, and the cutting force of the cutter body can be controlled.
In order to achieve the purpose, the invention adopts the following technical scheme:
a hand-held ultrasonic cutting device comprising:
the cutter comprises a cutter body, wherein an annular bulge is arranged on the periphery of the cutter body at the position of the minimum axial vibration value, two flange rings in interference fit are sleeved on the periphery of the annular bulge, and the flange rings are in clearance fit with the annular bulge;
the energy converter is connected with the cutter body and is used for converting electric energy into mechanical vibration to be transmitted to the cutter body so as to facilitate the cutter body to cut;
the sleeve is sleeved on the outer sides of the cutter body and the transducer, the shape of the sleeve is matched with that of the whole body formed by connecting the cutter body and the transducer, one end of the sleeve is fixed on the transducer in a limiting mode and is not connected with the cutter body, and the other end of the sleeve is clamped on the periphery of the flange ring.
Preferably, the annular protrusion and the cutter body are of an integrally formed structure.
Preferably, the position of the minimum value of axial vibration on the tool body is obtained by finite element software analysis.
Preferably, a protective sleeve is arranged at one end, close to the knife edge of the knife body, of the sleeve, the knife body can penetrate through the protective sleeve, and the protective sleeve can move or slide along the length direction of the knife body relative to the sleeve so as to control the extending amount of the knife body extending out of the protective sleeve.
Preferably, the periphery of the sleeve is provided with an external thread, an internal thread matched with the external thread is arranged on the inner wall of the protective sleeve, and the protective sleeve is connected to the sleeve in a threaded manner, so that the protective sleeve can move relative to the sleeve along the length direction of the cutter body.
Preferably, a sliding block is arranged on one of the outer periphery of the sleeve and the inner wall of the protective sleeve, a sliding rail matched with the sliding block is arranged on the other of the outer periphery of the sleeve and the inner wall of the protective sleeve, and the sliding block can slide on the sliding rail, so that the protective sleeve can slide relative to the sleeve along the length direction of the cutter body.
Preferably, the sleeve is made of plastic.
Preferably, a handle is further arranged on the sleeve, so that the handheld ultrasonic cutting device can be conveniently taken and held.
Preferably, the number of the handles is two.
Preferably, the cutter body and the transducer are connected by a fastener.
The invention has the beneficial effects that:
the energy converter is connected with the cutter body, so that the energy converter converts electric energy into mechanical vibration and transmits the mechanical vibration to the cutter body, and the cutter body can cut conveniently; meanwhile, an annular bulge is arranged on the periphery of the position of the minimum axial vibration value on the cutter body, and two flange rings in interference fit are sleeved on the periphery of the annular bulge; the sleeve is sleeved outside the cutter body and the transducer, the shape of the sleeve is matched with the shape of the whole cutter body and the transducer after the cutter body and the transducer are connected, one end of the sleeve is fixed on the transducer in a limiting mode, the end of the sleeve is not connected with the cutter body, the other end of the sleeve is clamped on the periphery of the flange ring, and therefore clamping points are added on the cutter body, the cutting force arm between the knife edge on the cutter body and the transducer can be shortened, the cutting force arm is shortened to be the distance between the knife edge and the annular bulge, the knife edge can be prevented from swinging during cutting, and the cutting effect is good; the two flange rings in interference fit can be used for absorbing energy generated by vibration of the annular protrusion, so that a knife edge can be further prevented from swinging during cutting, and the cutting effect is further better; the cutting force arm is greatly shortened, so that the cutting force of the knife edge can be well controlled; the annular bulge is arranged at the position with the minimum axial vibration value on the cutter body, so that the vibration energy loss of the cutter body is minimum due to the arrangement of the annular bulge in the whole cutter body cutting process, and the cutter body can vibrate well to cut a to-be-cut piece; meanwhile, the flange ring is in clearance fit with the annular protrusion, a moving space can be provided between the flange ring and the annular protrusion, so that the problem that the flange ring and the annular protrusion generate heat to lose vibration energy of the cutter body due to the fact that the annular protrusion vibrates in the cutting process due to the fact that the flange ring and the annular protrusion are installed too tightly can be avoided, and the heat energy loss of the cutter body can be reduced.
Drawings
FIG. 1 is a cross-sectional view of a hand-held ultrasonic cutting device provided by the present invention;
fig. 2 is a sectional view of a cutter body provided by the present invention.
Description of reference numerals:
1, a cutter body; 11-an annular projection; 12-a flange ring; 13-knife edge; 2-a transducer; 3-a sleeve; 4-sleeve rear cover; 5-a handle; 6-protective sleeve.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features. Like reference numerals refer to like elements throughout the specification.
In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.
In this embodiment, as shown in fig. 1 and 2, a handheld ultrasonic cutting device is provided, which can shorten the cutting force arm by adding a clamping point, so that the cutting effect is better. In particular, the hand-held ultrasonic cutting device comprises a cutter body 1, a transducer 2 and a sleeve 3. The periphery of the position of the minimum axial vibration value on the cutter body 1 is provided with an annular bulge 11, two flange rings 12 in interference fit are sleeved on the periphery of the annular bulge 11, and the flange rings 12 are in clearance fit with the annular bulge 11; the energy converter 2 is connected with the cutter body 1, and the energy converter 2 is used for converting electric energy into mechanical vibration to be transmitted to the cutter body 1 so as to facilitate the cutter body 1 to cut a to-be-cut piece; the sleeve 3 is sleeved outside the cutter body 1 and the transducer 2, the shape of the sleeve 3 is matched with the shape of the whole body formed by connecting the cutter body 1 and the transducer 2, one end of the sleeve 3 is fixed on the transducer 2 in a limiting mode and is not connected with the cutter body 1, and the other end of the sleeve 3 is clamped on the periphery of the flange ring 12. In this embodiment, the transducer 2 is a common transducer in the prior art, and therefore, the detailed description of the specific structure and the operation principle of the transducer 2 is omitted here. In this embodiment, the member to be cut is rubber. In other embodiments, the member to be cut may also be a plastic or other material member to be cut.
In the embodiment, the annular protrusion 11 and the cutter body 1 are integrally formed, so that the annular protrusion 11 and the cutter body 1 do not move relatively under a simple processing condition, and the vibration frequencies of the annular protrusion and the cutter body 1 are the same, so that the ultrasonic vibration and the cutting motion of the cutter body 1 cannot be affected. In other embodiments, the annular protrusion 11 and the cutter body 1 may be in a separate structure, and may be fixed by welding.
The energy converter 2 is connected with the cutter body 1, so that the energy converter 2 converts electric energy into mechanical vibration and transmits the mechanical vibration to the cutter body 1, and the cutter body 1 can cut conveniently; meanwhile, an annular bulge 11 is arranged on the periphery of the position of the minimum axial vibration value on the cutter body 1, and two flange rings 12 in interference fit are sleeved on the periphery of the annular bulge 11; the sleeve 3 is sleeved outside the cutter body 1 and the transducer 2, the shape of the sleeve 3 is matched with the shape of the whole cutter body 1 and the transducer 2 after being connected, one end of the sleeve 3 is limited and fixed at one end of the transducer 2 which is not connected with the cutter body 1, the other end of the sleeve 3 is clamped at the periphery of the flange ring 12, so that a clamping point is added on the cutter body 1, the cutting force arm between the cutter edge 13 on the cutter body 1 and the transducer 2 can be shortened, the cutting force arm is shortened to be the distance between the cutter edge 13 and the annular bulge 11, the cutter edge 13 can be prevented from swinging during cutting, and the cutting effect is better; the two flange rings 12 in interference fit can be used for absorbing energy generated by vibration of the annular protrusion 11, so that the knife edge 13 can be further prevented from swinging during cutting, and the cutting effect is further better; because the cutting force arm is greatly shortened, the cutting force of the knife edge 13 can be better controlled. Wherein, the cutter body 1 is connected with the transducer 2 through a fastener. In this embodiment, the fasteners are bolts. One end of the sleeve 3 is limited and fixed on one end of the transducer 2 which is not connected with the cutter body 1 through a sleeve rear cover 4.
The annular bulge 11 is arranged at the position of the minimum axial vibration value on the cutter body 1, so that the vibration energy loss of the cutter body 1 caused by the arrangement of the annular bulge 11 in the cutting process of the whole cutter body 1 can be minimized, and the cutter body 1 can vibrate well to cut a to-be-cut piece; meanwhile, the flange ring 12 is in clearance fit with the annular protrusion 11, a moving space can be provided between the flange ring 12 and the annular protrusion 11, so that the problem that the flange ring 12 and the annular protrusion 11 generate heat to lose vibration energy of the cutter body 1 due to the fact that the annular protrusion 11 vibrates in the cutting process due to the fact that the flange ring 12 and the annular protrusion 11 are installed too tightly can be avoided, and the heat energy loss of the cutter body 1 can be reduced. Wherein, because there is not ultrasonic vibration between two flange rings 12, can be through interference fit in order to make two flange rings 12 guarantee stationary each other. Wherein, the position of the minimum axial vibration value on the cutter body 1 is obtained by finite element software analysis. In this embodiment, obtaining the position of the minimum axial vibration value on the cutter body 1 through finite element software analysis is a common analysis means in the prior art, and therefore, the analysis process and the specific analysis result are not described in detail here.
Further, as shown in fig. 1, a protective sleeve 6 is disposed on one end of the sleeve 3 close to the knife edge 13 of the cutter body 1, the cutter body 1 can pass through the protective sleeve 6, and the protective sleeve 6 can move or slide along the length direction of the cutter body 1 relative to the sleeve 3 to control the extending amount of the cutter body 1 extending out of the protective sleeve 6. Wherein, an opening is arranged on the protective sleeve 6, and the cutter body 1 can pass through the opening, so that the cutter body 1 can extend out relative to the sleeve 3; and the shape and the size of the opening are matched with those of the cutter body 1, so that the cutter body 1 cannot interfere with the opening when penetrating out of the opening, and the cutter edge 13 on the cutter body 1 can cut better.
The protective sleeve 6 is arranged at one end, close to the knife edge 13 of the knife body 1, of the sleeve 3, and the protective sleeve 6 can move or slide relative to the sleeve 3 along the length direction of the knife body 1, so that the extending amount of the knife body 1 extending out of the protective sleeve 6 relative to the sleeve 3 can be controlled, the whole knife edge 13 is prevented from being exposed outside, and the use safety is greatly guaranteed.
In this embodiment, an external thread (not shown) is disposed on the periphery of the sleeve 3, an internal thread matched with the external thread is disposed on the inner wall of the protective sleeve 6, the protective sleeve 6 is screwed to the sleeve 3, and the protective sleeve 6 can move along the length direction of the cutter body 1 relative to the sleeve 3 by adjusting the degree of the screwed connection, so as to control the extending amount of the cutter body 1 extending out of the protective sleeve 6.
In other embodiments, a sliding block may be disposed on one of the outer periphery of the sleeve 3 and the inner wall of the protective sleeve 6, and a sliding rail matched with the sliding block is disposed on the other, and the sliding block can slide on the sliding rail, so that the protective sleeve 6 can slide along the length direction of the cutter body 1 relative to the sleeve 3, thereby controlling the extension amount of the cutter body 1 extending out of the protective sleeve 6. In other embodiments, other connection forms may be provided between the sleeve 3 and the protective sheath 6, so as to control the extending amount of the cutter body 1 from the protective sheath 6.
Further, as shown in fig. 1, a handle 5 is further provided on the sleeve 3 to facilitate taking and holding the hand-held ultrasonic cutting device for facilitating cutting. In this embodiment, the quantity of handle 5 is provided with two to make both hands all can take and grip whole hand-held type ultrasonic cutting device through handle 5, with the convenience that can further increase the cutting operation.
In this embodiment, the sleeve 3, the handle 5 and the protective sleeve 6 are all made of plastic. All set up to plastics through all with its material, can reduce whole hand-held type ultrasonic cutting device's weight to very big degree to weight when reducing handheld, so that comparatively light when handheld cutting.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (10)
1. A hand-held ultrasonic cutting device, comprising:
the cutter comprises a cutter body (1), wherein an annular bulge (11) is arranged on the periphery of the position of the cutter body (1) with the minimum axial vibration value, two flange rings (12) in interference fit are sleeved on the periphery of the annular bulge (11), and the flange rings (12) are in clearance fit with the annular bulge (11);
the energy converter (2) is connected with the cutter body (1), and the energy converter (2) is used for converting electric energy into mechanical vibration to be transmitted to the cutter body (1) so as to facilitate the cutter body (1) to cut;
the sleeve (3) is sleeved on the outer sides of the cutter body (1) and the transducer (2), the shape of the sleeve (3) is matched with the shape of the whole body formed by connecting the cutter body (1) and the transducer (2), one end of the sleeve (3) is limited and fixed at one end, which is not connected with the cutter body (1), of the transducer (2), and the other end of the sleeve (3) is clamped on the periphery of the flange ring (12).
2. The hand-held ultrasonic cutting device according to claim 1, wherein the annular protrusion (11) is of an integrally formed construction with the cutter body (1).
3. The hand-held ultrasonic cutting device according to claim 1, wherein the position of the minimum value of the axial vibration on the cutter body (1) is obtained by finite element software analysis.
4. The hand-held ultrasonic cutting device according to claim 1, wherein a protective sleeve (6) is disposed on one end of the sleeve (3) near the blade (13) of the cutter body (1), the cutter body (1) can pass through the protective sleeve (6), and the protective sleeve (6) can move or slide relative to the sleeve (3) along the length direction of the cutter body (1) to control the extending amount of the cutter body (1) out of the protective sleeve (6).
5. The hand-held ultrasonic cutting device according to claim 4, wherein the sleeve (3) is provided with an external thread at its outer circumference, and the protective sheath (6) is provided with an internal thread matching the external thread at its inner wall, and the protective sheath (6) is screwed to the sleeve (3) so that the protective sheath (6) can move relative to the sleeve (3) along the length direction of the cutter body (1).
6. The hand-held ultrasonic cutting device according to claim 4, wherein a sliding block is provided on one of the outer periphery of the sleeve (3) and the inner wall of the protective sleeve (6), and a sliding rail matched with the sliding block is provided on the other, and the sliding block can slide on the sliding rail, so that the protective sleeve (6) can slide relative to the sleeve (3) along the length direction of the cutter body (1).
7. A hand-held ultrasonic cutting device according to claim 1, wherein the sleeve (3) is made of plastic.
8. A hand-held ultrasonic cutting device according to claim 1, wherein the sleeve (3) is further provided with a handle (5) to facilitate handling and holding of the hand-held ultrasonic cutting device.
9. Hand-held ultrasonic cutting device according to claim 8, characterized in that the number of handles (5) is provided with two.
10. The hand-held ultrasonic cutting device according to claim 1, wherein the blade (1) and the transducer (2) are connected by a fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011583440.6A CN112706220A (en) | 2020-12-28 | 2020-12-28 | Hand-held type ultrasonic cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011583440.6A CN112706220A (en) | 2020-12-28 | 2020-12-28 | Hand-held type ultrasonic cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112706220A true CN112706220A (en) | 2021-04-27 |
Family
ID=75546949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011583440.6A Pending CN112706220A (en) | 2020-12-28 | 2020-12-28 | Hand-held type ultrasonic cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112706220A (en) |
-
2020
- 2020-12-28 CN CN202011583440.6A patent/CN112706220A/en active Pending
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 200240 floor 3, building 2, No. 1488, Cangyuan Road, Minhang District, Shanghai Applicant after: Shanghai Jiaocheng Ultrasonic Technology Co.,Ltd. Address before: 200241 1st floor, building 3, 48 Lane 4916, Hongmei South Road, Minhang District, Shanghai Applicant before: SBT ENGINEERING SYSTEMS Co.,Ltd. |