CN217589751U

CN217589751U - Flattening and tip cutting mechanism

Info

Publication number: CN217589751U
Application number: CN202220813750.0U
Authority: CN
Inventors: 范彦青; 郭东静
Original assignee: Shenzhen Linxinda Intelligent Equipment Co ltd
Current assignee: Shenzhen Linxinda Intelligent Equipment Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-10-14
Anticipated expiration: 2032-04-08

Abstract

The utility model belongs to the technical field of mechanical automation, especially, relate to a flatten and cut out sharp mechanism. The flattening and tip cutting mechanism comprises a clamping assembly and a flattening assembly, wherein the clamping assembly comprises a first driving piece, a first clamping jaw and a second clamping jaw which are connected with the first driving piece, and the first driving piece is used for driving the first clamping jaw and the second clamping jaw to clamp a coaxial line; the flattening assembly comprises a second driving piece, a flattening cutter and a die provided with a die groove, the flattening cutter is installed at the output end of the second driving piece, the second driving piece is used for driving the flattening cutter to move towards the die groove, and the coaxial line clamped by the first clamping jaw and the second clamping jaw is extruded into a flat structure in the die groove. The utility model discloses in, flatten and cut sharp work of cutting out of coaxial line can be accomplished automatically to the mechanism of cutting out flat, has improved the machining efficiency of coaxial line, has reduced the manufacturing cost of coaxial line.

Description

Flattening and tip cutting mechanism

Technical Field

The utility model belongs to the technical field of mechanical automation, especially, relate to a flatten and cut out sharp mechanism.

Background

The signal bandwidth of coaxial cable transmission is based on the frequency bandwidth (1 to 6 MHz) of signal itself and realizes transmission, and with the continuous development of communication technology, the demand of coaxial cable is also increasing. The connector is a device at the end of the coaxial cable, can realize the reservation function of the coaxial cable, and is mainly suitable for transmitting various signals between devices. The connector comprises an insulator penetrating into the cable, and the insulator can realize the insulating property of the cable and the external environment, so that the stability and the insulating property of the connector are ensured.

In order to facilitate the insertion of the coaxial wire into the insulator, it is generally necessary to cut the end of the coaxial wire into a flat structure. In the prior art, because the diameter of the broken arm of the coaxial line is small, the broken arm is inconvenient to clamp, so that a flat structure is usually cut at the end part of the coaxial line by manually using a flattening cutter; however, such manual cutting of the end of the coaxial line into a flat structure has problems of low efficiency, high cost, and the like.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the artifical tip with the coaxial line cut for the flat structure among the prior art, there is the technical problem of inefficiency, with high costs, provides a flatten and cut sharp mechanism.

In view of the above technical problems, a first embodiment of the present invention provides a flattening and tip cutting mechanism, which includes a clamping assembly and a flattening assembly, wherein the clamping assembly includes a first driving member, and a first clamping jaw and a second clamping jaw both connected to the first driving member, and the first driving member is configured to drive the first clamping jaw and the second clamping jaw to clamp a coaxial line;

the flattening component comprises a second driving piece, a flattening cutter and a die with a die groove, the flattening cutter is installed at the output end of the second driving piece, the second driving piece is used for driving the flattening cutter to move towards the die groove, and the first clamping jaw and the coaxial line clamped by the second clamping jaw are extruded into a flat structure in the die groove.

Optionally, the flattening and sharpening mechanism further comprises a mounting base, the mounting base comprises a bottom plate, a top plate, and a first guide rail and a second guide rail connected between the bottom plate and the top plate, and a first sliding groove is formed between the first guide rail and the second guide rail;

the flattening assembly further comprises a driving assembly, a first sliding block and a second sliding block which are connected in the first sliding groove in a sliding mode; the second driving piece is installed on the top plate, and the output end of the second driving piece is connected with the flattening cutter through the first sliding block; the driving assembly is arranged on the bottom plate and connected with the second sliding block, and the die is arranged on the second sliding block; the first driving piece is installed on the first guide rail and/or the second guide rail, and the first clamping jaw and the second clamping jaw extend into the first sliding groove.

Optionally, a second sliding groove is formed in the bottom plate, and the driving assembly includes a third driving element mounted on the bottom plate and a third sliding block mounted in the second sliding groove; the third sliding block is provided with an inclined surface, and the third driving piece is used for driving the third sliding block to slide in the second sliding groove, so that the third sliding block drives the second sliding block to slide through the inclined surface.

Optionally, a roller is arranged on the second slider, and the second slider is abutted against the third slider through the roller.

Optionally, the flattening and tip cutting mechanism further comprises a straightening assembly, and the straightening assembly comprises a first pressing block, a fourth driving piece mounted on the top plate, and a second pressing block mounted at an output end of the fourth driving piece; the first pressing block is arranged on the second sliding block, and a long strip-shaped arc groove matched with the coaxial line is formed in the first pressing block; the fourth driving part is used for driving the second pressing block to press the coaxial line in the elongated arc groove.

Optionally, the straightening assembly further includes a fourth sliding block slidably mounted in the first sliding groove, and an output end of the fourth driving member is connected to the second pressing block through the fourth sliding block.

Optionally, the clamping assembly further includes a fifth driving element installed on the first guide rail and/or the second guide rail, an output end of the fifth driving element is connected to the first driving element, and the fifth driving element is used for driving the first clamping jaw and the second clamping jaw to extend into or be away from the first sliding groove through the first driving element.

Optionally, a first fork tooth is arranged on the first clamping jaw, a first arc-shaped groove is formed in the first fork tooth, a second fork tooth is arranged on the second clamping jaw, and a second arc-shaped groove is formed in the second fork tooth; when the first driving piece drives the first fork tooth and the second fork tooth to be mutually inserted, the first arc-shaped groove and the second arc-shaped groove form a circular through hole matched with the coaxial line in a surrounding mode, and the coaxial line is inserted into the circular through hole.

Optionally, the centre gripping subassembly is still including installing fixed block on the first driving piece, be equipped with the third spout on the fixed block, be equipped with sliding connection on the first clamping jaw first sliding part in the third spout, be equipped with sliding connection on the second clamping jaw second sliding part in the third spout.

Optionally, the direction in which the first driving member drives the first clamping jaw to move is perpendicular to the direction in which the second driving member drives the flattening knife to move.

The utility model discloses in, carry to flatten behind the sharp station of cutting when the coaxial line, first driving piece drive first clamping jaw with the second clamping jaw with after the coaxial line is gripped to the coaxial line, the second driving piece drive flatten the sword orientation the model groove of mould removes, directly extremely flatten the sword and be in the tip of coaxial line extrudees into flat structure in the middle of the model groove to this flatten and cut sharp mechanism and can accomplish the work of flattening and cutting out the point of coaxial line automatically, improved the machining efficiency of coaxial line, reduced the manufacturing cost of coaxial line. In addition, the flattening and tip cutting mechanism is simple in structure and high in automation degree.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of a flattening and tip cutting mechanism according to an embodiment of the present invention;

fig. 2 is a schematic view of a part of the structure of the flattening and tip cutting mechanism according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic structural view of a clamping assembly of a flattening and sharpening mechanism according to an embodiment of the present invention;

fig. 5 is a schematic partial structural view of a clamping assembly of a flattening and sharpening mechanism according to an embodiment of the present invention;

fig. 6 is a schematic structural view illustrating a flattening assembly of the flattening and tip cutting mechanism according to an embodiment of the present invention is mounted on a mounting seat;

fig. 7 is a schematic structural view illustrating a straightening assembly of a flattening and tip cutting mechanism according to an embodiment of the present invention mounted on a mounting seat;

fig. 8 is a schematic structural view of a flattening knife of the flattening and sharpening mechanism according to an embodiment of the present invention.

The reference numerals in the specification are as follows:

1. a clamping assembly; 11. a first driving member; 12. a first jaw; 121. a first tine; 122. a first sliding section; 13. a second jaw; 131. a secondary tine; 132. a second sliding section; 14. a fifth driving member; 15. a fixed block; 151. a third chute; 2. flattening the assembly; 21. a second driving member; 22. flattening a cutter; 23. a mold; 24. a drive assembly; 241. a third driving member; 242. a third slider; 2421. an inclined surface; 25. a first slider; 26. a second slider; 261. a roller; 3. a mounting base; 31. a base plate; 32. a top plate; 33. a first guide rail; 34. a second guide rail; 4. a straightening assembly; 41. a first pressing block; 42. a fourth drive; 43. a second pressing block; 44. a fourth slider; 10. a coaxial line.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Just the utility model provides a work piece that flattening cutting tip mechanism was suitable for is not restricted to coaxial line etc..

As shown in fig. 2 to 5, a first embodiment of the present invention provides a flattening and tip cutting mechanism, which includes a clamping assembly 1 and a flattening assembly 2, wherein the clamping assembly 1 includes a first driving member 11, and a first clamping jaw 12 and a second clamping jaw 13 both connected to the first driving member 11, and the first driving member 11 is used for driving the first clamping jaw 12 and the second clamping jaw 13 to clamp a coaxial line 10; it is understood that the first driving member 11 includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a linear motor, etc., and the first driving member 11 can drive the first jaw 12 and the second jaw 13 to move toward or away from each other.

The flattening assembly 2 comprises a second driving piece 21, a flattening cutter 22 and a mold 23 provided with a mold groove, the flattening cutter 22 is installed at the output end of the second driving piece 21, the second driving piece 21 is used for driving the flattening cutter 22 to move towards the mold groove, and the coaxial line 10 clamped by the first clamping jaw 12 and the second clamping jaw 13 is extruded into a flat structure in the mold groove. It is understood that the second driving member 21 includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a linear motor, etc., and the shape of the mold groove is determined according to the shape of the coaxial wire 10 to be cut.

The utility model discloses in, carry to flatten and cut out sharp station after coaxial line 10, first driving piece 11 drives first clamping jaw 12 with second clamping jaw 13 is after coaxial line 10 is held to coaxial line 10, second driving piece 21 drives flatten sword 22 orientation the model groove of mould 23 removes, until flatten sword 22 and be in the middle of the model groove coaxial line 10's tip extrudees into flat structure to this flatten and cut out sharp work of beating of mechanism can accomplish coaxial line 10 automatically, improved coaxial line 10's machining efficiency, reduced coaxial line 10's manufacturing cost. In addition, the flattening and tip cutting mechanism is simple in structure and high in automation degree.

In one embodiment, as shown in fig. 1, the flattening and sharpening mechanism further includes a mounting base 3, the mounting base 3 includes a bottom plate 31, a top plate 32, and a first guide rail 33 and a second guide rail 34 connected between the bottom plate 31 and the top plate 32, and a first sliding slot is formed between the first guide rail 33 and the second guide rail 34; it will be appreciated that the first rail 33 and the second rail 34 are connected between the bottom plate 31 and the top plate 32 in parallel and spaced apart relation.

As shown in fig. 6 to 8, the flattening assembly 2 further includes a driving assembly 24, and a first slider 25 and a second slider 26 both slidably connected in the first sliding slot; the second driving element 21 is installed on the top plate 32, and the output end of the second driving element 21 is connected with the flattening knife 22 through the first sliding block 25; the driving assembly 24 is mounted on the bottom plate 31, the driving assembly 24 is connected with the second slide block 26, and the mold 23 is mounted on the second slide block 26; the first driving element 11 is mounted on the first guide rail 33 and/or the second guide rail 34, and the first clamping jaw 12 and the second clamping jaw 13 extend into the first sliding groove. It can be understood that the second driving member 21 is mounted on the upper surface of the top plate 32, the output end of the second driving member 21 passes through the top plate 32 and is connected to the first sliding block 25, the second driving member 21 is mounted on the upper surface of the bottom plate 31, the first sliding block 25 is located above the second sliding block 26, and two opposite sides of the first sliding block 25 and the second sliding block 26 are slidably connected to the first guide rail 33 and the second guide rail 34, respectively.

Specifically, after the first driving member 11 drives the first clamping jaw 12 and the second clamping jaw 13 to clamp the coaxial wire 10, the driving assembly 24 drives the mold 23 to move up through the second sliding block 26, and simultaneously the second driving member 21 drives the flattening blade 22 to move down through the first sliding block 25 until the flattening blade 22 is inserted into the groove of the mold 23 and presses the end of the coaxial wire 10 into a flat structure. In this embodiment, the flattening assembly 2 has high stability, and can realize the centering function of the coaxial line 10.

In one embodiment, as shown in fig. 1 and fig. 2, a second sliding slot is provided on the bottom plate 31, and the driving assembly 24 includes a third driving member 241 mounted on the bottom plate 31 and a third sliding block 242 mounted in the second sliding slot; the third slider 242 is provided with an inclined surface 2421, and the third driving element 241 is configured to drive the third slider 242 to slide in the second sliding slot, so that the third slider 242 drives the second slider 26 to slide through the inclined surface 2421. It is understood that the third driving member 241 includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a linear motor, a lead screw and nut mechanism, etc.; the direction in which the second driving element 21 drives the flattening blade 22 to move is perpendicular to the direction in which the third driving element 241 drives the third slider 242 to move; that is, the center line of the first chute is perpendicular to the center line of the second chute.

Specifically, the third driving element 241 and the third sliding block 242 move in the second sliding slot, the inclined surface 2421 will drive the mold 23 to move up gradually, and when the third driving element 241 drives the third sliding block 242 to move away from the second sliding block 26, the second sliding block 26 will drive the mold 23 to move down gradually due to its own weight. In this embodiment, the third driving element 241 is horizontally disposed on the bottom plate 31, so as to further improve the compactness of the flattening and sharpening mechanism; and the third driving element 241 drives the mold 23 to move upwards gradually through the third slider 242, so that the extrusion force between the flattening knife 22 and the mold groove is improved, and the end of the coaxial line 10 is extruded into a flat structure conveniently.

In an embodiment, as shown in fig. 2, a roller 261 is disposed on the second slider 26, and the second slider 26 abuts against the third slider 242 through the roller 261. It can be understood that the roller 261 is disposed at the bottom of the second slider 26, and the second slider 26 abuts against the third slider 242 through the roller 261, so that the friction force between the second slider 26 and the third slider 242 is reduced, and the service life of the flattening and sharpening mechanism is prolonged.

In one embodiment, as shown in fig. 2 and 7, the flattening and sharpening mechanism further comprises a straightening assembly 4, wherein the straightening assembly 4 comprises a first pressing block 41, a fourth driving member 42 mounted on the top plate 32, and a second pressing block 43 mounted at the output end of the fourth driving member 42; the first pressing block 41 is mounted on the second sliding block 26, and a long-strip-shaped arc groove matched with the coaxial line 10 is formed in the first pressing block 41; the fourth driving member 42 is configured to drive the second pressing block 43 to press the coaxial line 10 in the elongated arc groove. Preferably, a second elongated arc groove adapted to the coaxial line 10 is also formed in one end of the second pressing block 43 facing the first pressing block 41, and the first pressing block 41 and the second pressing block 43 are pressed on two opposite sides of the coaxial line 10, so that the coaxial line 10 passes through the elongated arc groove and the second elongated arc groove.

Specifically, after the first driving element 11 drives the first clamping jaw 12 and the second clamping jaw 13 to clamp the coaxial wire 10, the third driving element 241 drives the second slider 26 to move up through the third slider 242, the third slider 242 drives the mold 23 and the first pressing block 41 to move up, the fourth driving element 42 drives the second pressing block 43 to move down until the coaxial wire 10 is pressed in the elongated arc groove by the second pressing block 43, and then the second driving element 21 drives the flattening knife 22 to move down through the first slider 25, and the end of the coaxial wire 10 is extruded into a flat structure in the mold groove. In this embodiment, the design of the straightening assembly 4 enables the coaxial line 10 to pass through the elongated arc groove and to be pressed by the first pressing block 41 and the second pressing block 43, so that the coaxiality of the coaxial line 10 is ensured, and the quality of the coaxial line 10 is ensured.

In an embodiment, as shown in fig. 7, the straightening assembly 4 further comprises a fourth slide block 44 slidably mounted in the first slide groove, and the output end of the fourth driving member 42 is connected to the second pressing block 43 through the fourth slide block 44. It can be understood that the fourth driving member 42 moves between the first guide rail 33 and the second guide rail 34 through the fourth sliding block 44, so as to drive the first pressing block 41 to move up and down, thereby ensuring the stability of the operation of the straightening assembly 4.

In an embodiment, as shown in fig. 2 and 4, the clamping assembly 1 further includes a fifth driving element 14 mounted on the first guide rail 33 and/or the second guide rail 34, an output end of the fifth driving element 14 is connected to the first driving element 11, and the fifth driving element 14 is configured to drive the first clamping jaw 12 and the second clamping jaw 13 to extend into or away from the first sliding chute through the first driving element 11. It will be appreciated that the fifth drive 14 includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a lead screw and nut mechanism, a linear motor, etc.; the first driving piece 11 is installed on the first guide rail 33 and/or the second guide rail 34 through the fifth driving piece 14, the fifth driving piece 14 drives the first clamping jaw 12 and the second clamping jaw 13 to move back and forth, when one end of the coaxial line 10 extends into the first sliding groove, the fifth driving piece 14 drives the first clamping jaw 12 and the second clamping jaw 13 to extend into the first sliding groove, and the first driving piece 11 drives the first clamping jaw 12 and the second clamping jaw 13 to clamp the coaxial line 10. In this embodiment, the design of the fifth driving member 14 further improves the compactness of the pinching and sharpening mechanism.

In one embodiment, as shown in fig. 5, the first jaw 12 is provided with a first prong 121, the first prong 121 is provided with a first arc-shaped slot (not shown), the second jaw 13 is provided with a second prong 131, and the second prong 131 is provided with a second arc-shaped slot (not shown); when the first driving element 11 drives the first fork tine 121 and the second fork tine 131 to be inserted into each other, the first arc-shaped groove and the second arc-shaped groove enclose a circular through hole matched with the coaxial line 10, and the coaxial line 10 is inserted into the circular through hole. As can be understood, when the first driving piece 11 drives the first clamping jaw 12 and the second clamping jaw 13 to approach each other, the first fork tooth 121 and the second fork tooth 131 are inserted into each other, so that the guiding function when the first clamping jaw 12 and the second clamping jaw are clamped can be achieved, and the first arc-shaped groove on the first fork tooth 121 and the second arc-shaped groove on the second fork tooth 131 wrap and press on the coaxial wire 10, so that the stability of the coaxial wire 10 of the first clamping jaw 12 and the second clamping jaw 13 is improved.

In an embodiment, as shown in fig. 5, the clamping assembly 1 further includes a fixing block 15 mounted on the first driving member 11, a third sliding groove 151 is disposed on the fixing block 15, a first sliding portion 122 slidably connected in the third sliding groove 151 is disposed on the first clamping jaw 12, and a second sliding portion 132 slidably connected in the third sliding groove 151 is disposed on the second clamping jaw 13. It is understood that the output end of the first driving member 11 extends into the third sliding groove 151 and is connected to the first clamping jaw 12 and the second clamping jaw 13. In this embodiment, when the first driving element 11 drives the first clamping jaw 12 and the second clamping jaw 13 to approach or move away from each other, both the first sliding portion 122 and the second sliding portion 132 slide in the third sliding slot 15, which further ensures the stability of the motion of the clamping assembly 1.

In one embodiment, as shown in fig. 2, the direction in which the first driving member 11 drives the first clamping jaw 12 to move is perpendicular to the direction in which the second driving member 21 drives the flattening blade 22 to move. It can be understood that the first clamping jaw 12 and the second clamping jaw 13 clamp the coaxial wire 10 from the left and right sides, and the first pressing block 41 and the second pressing block 43 press the coaxial wire 10 from the upper and lower sides, thereby further ensuring the coaxiality of the coaxial wire 10 when the flattening assembly 2 is flattened.

The above description is only an embodiment of the mechanism for flattening and cutting the tip of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A flattening and tip cutting mechanism is characterized by comprising a clamping assembly and a flattening assembly, wherein the clamping assembly comprises a first driving piece, a first clamping jaw and a second clamping jaw which are connected with the first driving piece, and the first driving piece is used for driving the first clamping jaw and the second clamping jaw to clamp a coaxial line;

the flattening assembly comprises a second driving piece, a flattening cutter and a die provided with a die groove, the flattening cutter is installed at the output end of the second driving piece, the second driving piece is used for driving the flattening cutter to move towards the die groove, and the first clamping jaw and the coaxial line clamped by the second clamping jaw are extruded into a flat structure in the die groove.

2. The flattening and pointing mechanism according to claim 1, further comprising a mounting base, the mounting base comprising a bottom plate, a top plate, and a first rail and a second rail connected between the bottom plate and the top plate, the first rail and the second rail forming a first sliding slot therebetween;

the flattening assembly further comprises a driving assembly, a first sliding block and a second sliding block, and the first sliding block and the second sliding block are both connected in the first sliding groove in a sliding mode; the second driving piece is installed on the top plate, and the output end of the second driving piece is connected with the flattening cutter through the first sliding block; the driving assembly is arranged on the bottom plate and connected with the second sliding block, and the die is arranged on the second sliding block; the first driving piece is installed on the first guide rail and/or the second guide rail, and the first clamping jaw and the second clamping jaw extend into the first sliding groove.

3. The mechanism of claim 2, wherein a second sliding slot is provided on the base plate, and the driving assembly comprises a third driving member mounted on the base plate and a third sliding block mounted in the second sliding slot; the third sliding block is provided with an inclined surface, and the third driving piece is used for driving the third sliding block to slide in the second sliding groove, so that the third sliding block drives the second sliding block to slide through the inclined surface.

4. The flattening and tip cutting mechanism according to claim 3, wherein a roller is provided on the second slider, and the second slider abuts against the third slider through the roller.

5. The flattening and tip cutting mechanism according to claim 2, further comprising a straightening assembly, wherein the straightening assembly comprises a first pressing block, a fourth driving member mounted on the top plate, and a second pressing block mounted at an output end of the fourth driving member; the first pressing block is arranged on the second sliding block, and a long strip-shaped arc groove matched with the coaxial line is formed in the first pressing block; the fourth driving part is used for driving the second pressing block to press the coaxial line in the elongated arc groove.

6. The flattening and tip cutting mechanism according to claim 5, wherein the straightening assembly further comprises a fourth slide block slidably mounted in the first slide groove, and an output end of the fourth driving member is connected to the second pressing block through the fourth slide block.

7. The flattening and sharpening mechanism as claimed in claim 2, wherein the clamping assembly further includes a fifth driving member mounted on the first rail and/or the second rail, an output end of the fifth driving member is connected to the first driving member, and the fifth driving member is configured to drive the first jaw and the second jaw to extend into or away from the first sliding groove via the first driving member.

8. The flattening and clipping mechanism according to claim 1, wherein a first fork tooth is arranged on the first clamping jaw, a first arc-shaped groove is arranged on the first fork tooth, a second fork tooth is arranged on the second clamping jaw, and a second arc-shaped groove is arranged on the second fork tooth; when the first driving piece drives the first fork tooth and the second fork tooth to be mutually inserted, the first arc-shaped groove and the second arc-shaped groove form a circular through hole matched with the coaxial line in a surrounding mode, and the coaxial line is inserted into the circular through hole.

9. The flattening and sharpening mechanism of claim 1, wherein the clamping assembly further includes a fixed block mounted on the first driving member, the fixed block having a third sliding slot, the first clamping jaw having a first sliding portion slidably connected in the third sliding slot, the second clamping jaw having a second sliding portion slidably connected in the third sliding slot.

10. The flattening and pointing mechanism according to claim 1, wherein the direction in which the first driving member drives the first jaw to move is perpendicular to the direction in which the second driving member drives the flattening blade to move.