CN211491670U - Cutting machine head assembly - Google Patents
Cutting machine head assembly Download PDFInfo
- Publication number
- CN211491670U CN211491670U CN202020013323.5U CN202020013323U CN211491670U CN 211491670 U CN211491670 U CN 211491670U CN 202020013323 U CN202020013323 U CN 202020013323U CN 211491670 U CN211491670 U CN 211491670U
- Authority
- CN
- China
- Prior art keywords
- mounting seat
- crankshaft
- seat
- cutter bar
- contact
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Milling Processes (AREA)
Abstract
The utility model provides a cutting machine head assembly, which belongs to the technical field of cutting machines and aims to solve the problems that when the existing cutting machine head is used for cutting operation, the noise is larger, the vibration amplitude of a tool bit is small, the cutting efficiency is lower and the energy consumption is higher; by changing the transmission mode of the motor of the existing cutting machine, the motor is used for driving the crankshaft to move, and the cutter head is driven by the crankshaft to reciprocate up and down, so that the cutting amplitude is larger, and the efficiency is higher; the crankshaft and the cutter bar are in point contact, the friction force is small, the energy loss of cutting is effectively reduced, the reciprocating motion of the cutter bar is more stable, and the cutting noise is smaller.
Description
Technical Field
The utility model relates to a cutting machine technical field specifically is a cutting machine aircraft nose assembly.
Background
At present, the cutting machine is used as a common tool and plays an important role in the production and processing field. When the existing cutting machine performs cutting operation, the vibration distance of the cutter head is small, so that the effective cutting range is reduced, and the cutting efficiency is low; noise and energy consumption corresponding to the speed transmission of the motor are increased, the temperature of the motor is increased, cutting parts are easily damaged, and the use cost is greatly increased.
SUMMERY OF THE UTILITY MODEL
In view of the technical deficiencies, the utility model aims to provide a cutting machine head assembly, which utilizes a motor to drive a crankshaft to move by changing the transmission mode of the motor of the existing cutting machine, and drives a cutter head to reciprocate up and down through the crankshaft, so that the cutting amplitude is larger and the efficiency is higher; the crankshaft and the cutter bar are in point contact, the friction force is small, the energy loss of cutting is effectively reduced, the reciprocating motion of the cutter bar is more stable, and the cutting noise is smaller.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a cutter head assembly is characterized by comprising a shell, a driving device and a driven device; the shell comprises a mounting seat and a positioning seat, cavities are formed in the mounting seat and the positioning seat, the positioning seat is fixedly arranged at the bottom end of the mounting seat, and the positioning seat is communicated with the mounting seat; the bottom of the positioning seat is provided with a threaded hole, an adjusting cylinder is movably arranged in the threaded hole, the adjusting cylinder is in threaded connection with the positioning seat, and the bottom of the adjusting cylinder is provided with a round hole; the driving device comprises a crankshaft and a coupler, the crankshaft is rotatably arranged in the mounting seat, one end of the crankshaft penetrates through the side wall of the mounting seat and extends to the outer side of the mounting seat, and the crankshaft positioned on the outer side of the mounting seat is connected with the coupler; the eccentric shaft section of the crankshaft is positioned in the mounting seat, and a bearing is fixedly sleeved on the eccentric shaft section of the crankshaft; the driven device comprises a cutter bar, a contact seat fixedly arranged at one end of the cutter bar and a clamp fixedly arranged at the other end of the cutter bar; a tool bit is detachably arranged in the clamp; the top of the contact base is provided with a top bead in a rolling manner; the cutter bar is arranged in a circular hole at the bottom of the adjusting cylinder in a sliding manner, the contact seat is positioned in a cavity in the mounting seat, and the top ball is in rolling contact with an outer ring of a bearing on the eccentric section of the crankshaft; the cutter bar is further sleeved with a spring, the spring is located in the adjusting cylinder, the top end of the spring is in contact with the bottom of the contact base, and the bottom end of the spring is in contact with the adjusting cylinder.
Preferably, through holes are formed in two symmetrical side walls of the mounting seat, and bearings are fixedly arranged in the through holes; the crankshaft is rotatably arranged in the mounting seat through a bearing on the mounting seat, and the crankshaft is in interference fit with the bearing on the mounting seat.
Preferably, the top of the contact base is provided with a semispherical groove, and the top bead is arranged in the semispherical groove in a rolling manner.
Preferably, a guide cylinder is fixedly arranged in a circular hole at the bottom of the adjusting cylinder, and the center line of the guide cylinder is collinear with the center line of the cutter bar; the cutter bar is arranged in the guide cylinder in a sliding manner.
Preferably, a rotary bearing is fixedly sleeved outside the positioning seat; the outer side of the rotating bearing is rotatably sleeved with a knife cylinder, and the knife cylinder is in interference fit with the rotating bearing.
The beneficial effects of the utility model reside in that: the design changes the transmission mode of the motor of the existing cutting machine, the motor drives the crankshaft to move, and the crankshaft drives the cutter head to reciprocate up and down, so that the cutting amplitude is larger, and the efficiency is higher; the crankshaft and the cutter bar are in point contact, the friction force is small, the energy loss of cutting is effectively reduced, the reciprocating motion of the cutter bar is more stable, and the cutting noise is smaller.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram (transparent shell) of a cutter head assembly provided by an embodiment of the present invention.
Description of reference numerals:
the device comprises a mounting seat 1, a top ball 2, a bearing 3, a coupler 4, a contact seat 5, a positioning seat 6, a guide cylinder 7, a cutter bar 8, a clamp 9, a cutter head 10, a spring 11, a rotary bearing 12, an adjusting cylinder 13 and a crankshaft 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, a cutter head assembly comprises a housing, a driving device and a driven device; the shell comprises a mounting seat 1 and a positioning seat 6, cavities are formed in the mounting seat 1 and the positioning seat 6, the positioning seat 6 is fixedly arranged at the bottom end of the mounting seat 1, and the positioning seat 6 is communicated with the mounting seat 1; a rotary bearing 12 is fixedly sleeved outside the positioning seat 6; a cutter cylinder is rotatably sleeved on the outer side of the rotary bearing 12 and is in interference fit with the rotary bearing 12; the bottom of the knife cylinder is provided with a circular through hole; when the cutting direction is changed, the rotary bearing 12 ensures that the cutting machine head assembly rotates along with the rotation of the servo motor, and the cutting accuracy is ensured; the bottom of the positioning seat 6 is provided with a threaded hole, an adjusting cylinder 13 is movably arranged in the threaded hole, the adjusting cylinder 13 is in threaded connection with the positioning seat 6, and the bottom of the adjusting cylinder 13 is provided with a round hole; the driving device comprises a crankshaft 14 and a coupling 4, through holes are formed in two symmetrical side walls of the mounting seat 1, and a bearing 3 is fixedly arranged in each through hole; the coupling 4 is used for connecting an external driving motor, the crankshaft 14 is rotatably arranged in the mounting seat 1 through the bearing 3 on the mounting seat 1, the crankshaft 14 is in interference fit with the bearing 3 on the mounting seat 1, one end of the crankshaft 14 penetrates through the side wall of the mounting seat 1 and extends to the outer side of the mounting seat 1, and the crankshaft 14 located on the outer side of the mounting seat 1 is connected with the coupling 4; the eccentric shaft section of the crankshaft 14 is positioned in the mounting seat 1, and the bearing 3 is fixedly sleeved on the eccentric shaft section of the crankshaft 14; the driven device comprises a cutter bar 8, a contact seat 5 fixedly arranged at one end of the cutter bar 8 and a clamp 9 fixedly arranged at the other end of the cutter bar 8; a tool bit 10 is detachably arranged in the clamp 9; the top of the contact seat 5 is provided with a hemispherical groove, and the top bead 2 is arranged in the hemispherical groove in a rolling manner; a guide cylinder 7 is fixedly arranged in a circular hole at the bottom of the adjusting cylinder 13, and the central line of the guide cylinder 7 is collinear with the central line of the cutter bar 8; the cutter bar 8 is arranged in the guide cylinder 7 in a sliding mode, the contact seat 5 is located in a cavity in the installation seat 1, and the top ball 2 is in rolling contact with the outer ring of the bearing 3 on the eccentric section of the crankshaft 14; the cutter bar 8 is further sleeved with a spring 11, the spring 11 is located in the adjusting cylinder 13, the top end of the spring 11 is in contact with the bottom of the contact base 5, and the bottom end of the spring 11 is in contact with the adjusting cylinder 13.
During the use, will the utility model discloses a cutting machine aircraft nose assembly passes through on bolt fixed mounting to the cutting machine, driving motor on the coupling 4 connection cutting machine, it is rotatory to drive bent axle 12 through driving motor's rotation, bent axle 12's bending section and the rolling contact of top pearl 2 remain throughout, the contact area is the point contact, frictional force is less, bending section through bent axle 12 drives 8 up-and-down motion of cutter arbor, spring 11 upwards pushes away cutter arbor 8, keep the stability of top pearl 2 and the contact of bent axle 12, realize the quick up-and-down reciprocating motion of tool bit 10, and can effectively reduce the noise of cutting in-process aircraft nose position, the elasticity that accessible rotation regulation section of thick bamboo 13 comes adjusting spring 11, adjust the degree of compressing tightly of bearing 3 on top pearl 2 and the bent axle 13.
The utility model has the advantages that the design changes the transmission mode of the motor of the existing cutting machine, the motor is utilized to drive the crankshaft to move, and the cutter head is driven by the crankshaft to reciprocate up and down, so that the cutting amplitude is larger, and the efficiency is higher; the crankshaft and the cutter bar are in point contact, the friction force is small, the energy loss of cutting is effectively reduced, the reciprocating motion of the cutter bar is more stable, and the cutting noise is smaller.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. A cutter head assembly is characterized by comprising a shell, a driving device and a driven device; the shell comprises a mounting seat and a positioning seat, cavities are formed in the mounting seat and the positioning seat, the positioning seat is fixedly arranged at the bottom end of the mounting seat, and the positioning seat is communicated with the mounting seat; the bottom of the positioning seat is provided with a threaded hole, an adjusting cylinder is movably arranged in the threaded hole, the adjusting cylinder is in threaded connection with the positioning seat, and the bottom of the adjusting cylinder is provided with a round hole;
the driving device comprises a crankshaft and a coupler, the crankshaft is rotatably arranged in the mounting seat, one end of the crankshaft penetrates through the side wall of the mounting seat and extends to the outer side of the mounting seat, and the crankshaft positioned on the outer side of the mounting seat is connected with the coupler; the eccentric shaft section of the crankshaft is positioned in the mounting seat, and a bearing is fixedly sleeved on the eccentric shaft section of the crankshaft;
the driven device comprises a cutter bar, a contact seat fixedly arranged at one end of the cutter bar and a clamp fixedly arranged at the other end of the cutter bar; a tool bit is detachably arranged in the clamp; the top of the contact base is provided with a top bead in a rolling manner; the cutter bar is arranged in a circular hole at the bottom of the adjusting cylinder in a sliding manner, the contact seat is positioned in a cavity in the mounting seat, and the top ball is in rolling contact with an outer ring of a bearing on the eccentric section of the crankshaft;
the cutter bar is further sleeved with a spring, the spring is located in the adjusting cylinder, the top end of the spring is in contact with the bottom of the contact base, and the bottom end of the spring is in contact with the adjusting cylinder.
2. The cutting machine head assembly as claimed in claim 1, wherein through holes are formed on two symmetrical side walls of the mounting seat, and bearings are fixedly arranged in the through holes; the crankshaft is rotatably arranged in the mounting seat through a bearing on the mounting seat, and the crankshaft is in interference fit with the bearing on the mounting seat.
3. The cutting machine head assembly as claimed in claim 1, wherein the contact base is provided with a hemispherical groove at the top thereof, and the top ball is arranged in the hemispherical groove in a rolling manner.
4. The cutting machine head assembly as claimed in claim 1, wherein a guide cylinder is fixedly arranged in a circular hole at the bottom of the adjusting cylinder, and the center line of the guide cylinder is collinear with the center line of the cutter bar; the cutter bar is arranged in the guide cylinder in a sliding manner.
5. The cutting machine head assembly as claimed in claim 1, wherein the positioning seat is externally fixedly sleeved with a rotary bearing; the outer side of the rotating bearing is rotatably sleeved with a knife cylinder, and the knife cylinder is in interference fit with the rotating bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020013323.5U CN211491670U (en) | 2020-01-04 | 2020-01-04 | Cutting machine head assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020013323.5U CN211491670U (en) | 2020-01-04 | 2020-01-04 | Cutting machine head assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211491670U true CN211491670U (en) | 2020-09-15 |
Family
ID=72398625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020013323.5U Expired - Fee Related CN211491670U (en) | 2020-01-04 | 2020-01-04 | Cutting machine head assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211491670U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113070910A (en) * | 2020-01-04 | 2021-07-06 | 郄利军 | Cutting machine head assembly |
-
2020
- 2020-01-04 CN CN202020013323.5U patent/CN211491670U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113070910A (en) * | 2020-01-04 | 2021-07-06 | 郄利军 | Cutting machine head assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211491670U (en) | Cutting machine head assembly | |
| CN210686885U (en) | Transmission mechanism for converting rotary motion into reciprocating motion | |
| CN101780668A (en) | Power tool | |
| CN213673262U (en) | Deburring device for speed reducer gear | |
| CN201442057U (en) | Press lathe-bed for turret punch press | |
| CN113070910A (en) | Cutting machine head assembly | |
| CN211591387U (en) | Main transmission device of servo punch press | |
| CN110566645A (en) | Transmission mechanism and method for converting rotary motion into reciprocating motion | |
| CN2369805Y (en) | Curve saw driving and swing mechanism | |
| CN219053016U (en) | Automatic cutting hollow drill capable of quickly drilling holes | |
| CN101865266A (en) | Reciprocating mechanism and method for converting rotary motion into reciprocating motion | |
| CN201353759Y (en) | Power tool | |
| CN212578234U (en) | High efficiency forging burring device | |
| CN212155063U (en) | Oblique shaft type center rod structure | |
| CN203460015U (en) | Dust-collecting type pneumatic polisher | |
| CN211220854U (en) | High-speed vibration cutting knife | |
| CN214520530U (en) | Novel cutting driver assembly | |
| CN202690931U (en) | Eccentric transmission gear for graticule machine | |
| CN215567221U (en) | Novel eccentric shaft | |
| CN214998131U (en) | Parallel large-flow diaphragm pump | |
| CN217002002U (en) | Engine exhaust rocker arm mechanism | |
| CN213796979U (en) | Reciprocating mechanism for numerical control gear punching machine | |
| CN216540871U (en) | Engine piston processing machinery main shaft | |
| CN213561590U (en) | Steel pipe arc striking and extinguishing plate notch follow-up polishing mechanism | |
| CN212144748U (en) | Positioning cutting machine for gear machining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200915 Termination date: 20220104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |