CN219459963U - Single-shaft cutter head structure of rubber tapping machine - Google Patents

Abstract

The application relates to rubber tapping machine spare and accessory part technical field especially relates to a rubber tapping machine unipolar tool bit structure, and it includes: the fixed bracket is connected with the mounting seat, and a rotating shaft is fixedly arranged on the side wall, close to the trunk, of the fixed bracket; the cutter head is arranged at the end part of the rotating shaft, a cutting blade is fixedly arranged on the cutter head and provided with a cutting knife face, and the cutting knife face is obliquely arranged with the axis of the trunk. This application has the effect that makes the tool bit when cutting the oak, and the difficult pile up in tool bit surface of tree piece.

Description

Single-shaft cutter head structure of rubber tapping machine

Technical Field

The application relates to the technical field of parts of rubber tapping machines, in particular to a single-shaft cutter head structure of a rubber tapping machine.

Background

When the rubber tapping machine is used for tapping rubber trees, the cutter head on the rubber tapping machine is used for cutting the trunk surface, a certain spiral track is formed, gum in the rubber trees can flow downwards along the cutting path, and workers can collect the gum conveniently.

In the related art, as shown in fig. 1 and 2, a mounting seat a is arranged on a rubber tapping machine, when the rubber tapping machine performs rubber tapping operation, the mounting seat a spirally moves around a trunk circumference, a mounting groove a1 is formed in the mounting seat a, a cutter head b is inserted into and rotationally connected with the mounting groove a1, a cutter blade b1 is arranged on the cutter head b, when the mounting seat a spirally moves around the trunk, the cutter blade b1 cuts the surface of the trunk to form a slideway, scraps formed when the trunk surface is cut off drop towards the ground under the action of gravity, and due to the fact that the scraps of trees generated when the rubber is continuously cut off are arranged in a strip shape, the scraps of the trees easily enter a gap a2 between the mounting groove a1 and the cutter head b in the dropping process, and the scraps are accumulated and hung on the cutter head b.

Aiming at the related technology, when tree scraps are piled on the cutter head, the cutter head is easy to block when rotated, so that the cutting track of the cutter blade on the cutter head is deviated, the stress direction of the cutter blade is changed, the cutter blade is easy to bend when serious, the service life of the cutter blade is shortened, and the cutter blade is required to be improved.

Disclosure of Invention

In order to reduce trees piece and pile up on the tool bit, cause the probability that the tool bit rotates the jam, this application provides a rubber tapping machine unipolar tool bit structure.

The application provides a single-shaft tool bit structure of rubber tapping machine adopts following technical scheme:

a single-shaft cutter head structure of a tapping machine, comprising:

the fixed bracket is connected with the mounting seat, and a rotating shaft is fixedly arranged on the side wall, close to the trunk, of the fixed bracket;

the cutter head is arranged at the end part of the rotating shaft, a cutting blade is fixedly arranged on the cutter head and provided with a cutting knife face, and the cutting knife face is obliquely arranged with the axis of the trunk.

Through adopting above-mentioned technical scheme, when tool bit and rotation axis tip are connected, the tool bit protrusion just does not form the clearance in fixed bolster one side, simultaneously because cutting blade is the slope setting for can follow cutting face incline direction when the piece drops and drop, be difficult for piling up on the tool bit.

Optionally, the tool bit is close to offer the hinge groove of rotation axis, the hinge groove supplies the rotation axis inserts and rotates, the tool bit with the fixed bolster is equipped with the torsional spring, torsional spring one end with the fixed bolster is connected fixedly, the torsional spring other end with the tool bit is connected fixedly.

Through adopting above-mentioned technical scheme, the tool bit is connected fixedly through the torsional spring with the fixed bolster, and the torsional spring can provide the elastic force that resets for the tool bit when not causing the hindrance to the tool bit rotation for the orientation of tool bit is difficult for taking place to change, is favorable to the track curvature when protective layer cutting blade rubber tapping.

Optionally, the tool bit is close to the fixed bolster the fixed cover that is equipped with of lateral wall establish the post, the cover is established the post and is supplied the torsional spring cover is established.

Through adopting above-mentioned technical scheme, when the cover is located to the torsional spring cover and is established on the post circumference outer wall, establish under the spacing effect of butt of post circumference outer wall and torsional spring internal diameter wall at the cover for the torsional spring is difficult for buckling along self axis direction when rotating along with the tool bit, has prolonged the life of torsional spring.

Optionally, the fixed bolster is close to the fixed spacing post that is equipped with of lateral wall of tool bit, the tool bit is close to the fixed butt lug that is equipped with of lateral wall of spacing post, when cutting blade cuts the montant surface, the butt lug with spacing post butt.

Through adopting above-mentioned technical scheme, when butt lug and spacing post butt each other to provide holding power when cutting the trees for cutting blade, be difficult for taking place transition deflection when cutting blade cuts trees.

Optionally, still include locking knob, the slot has been seted up to the tool bit, the slot supplies the blade to insert and slide, the lateral wall that keeps away from shown fixed bolster on the tool bit is equipped with the connection lug, first screw hole has been seted up to the connection lug, first screw hole with slot intercommunication, adjust knob an organic whole is provided with the grip post, first screw hole supplies the grip post inserts and threaded connection.

Through adopting above-mentioned technical scheme, when clamping post threaded connection in first screw hole, can be through twisting the locking knob with cutting blade clamp in the slot, perhaps take out cutting blade in follow the slot to dismantle the change to cutting blade.

Optionally, be provided with adjust knob on the tool bit, adjust knob is fixed to be equipped with a push rod, the tool bit has been seted up the second screw hole, the second screw hole with the slot intercommunication, push rod threaded connection in second screw hole, works as the push rod tip inserts in the slot with cutting blade butt.

Through adopting above-mentioned technical scheme, when push rod threaded connection in second threaded hole, can drive the push rod through screwing up adjust knob and release cutting blade from the slot in, can finely tune the distance that cutting blade stretches out the slot, when push rod and cutting blade and make cutting blade support tightly for cutting blade is located the connection stability increase of slot.

Optionally, the limiting groove has been seted up to the inner wall of slot, the arc center of limiting groove with the centre of a circle of second screw hole is concentric setting, the push rod inserts in the slot, the inner wall of limiting groove with the circumference side laminating butt of push rod.

Through adopting above-mentioned technical scheme, when push rod and spacing inslot wall butt for area of contact between push rod and the tool bit increases, and when adjust knob rotated, the axis direction that the push rod can follow the second screw hole removed, reduces the unsettled atress of tip that the push rod is located the slot uneven and take place the probability of buckling.

Optionally, when the tool bit is connected with the rotation axis, the tool bit is inclined with the horizontal plane between.

Through adopting above-mentioned technical scheme, when the tool bit slope sets up, have the trend of automatic landing when being favorable to the trees piece to drop on the tool bit surface to can reduce the condition emergence that trees piece piled up on the tool bit.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the cutter head is connected with the end part of the rotating shaft, the cutter head protrudes out of one side of the fixed support and does not form a gap, and meanwhile, as the cutting blades are obliquely arranged, chips can fall along the oblique direction of the cutting blade surface when falling, and are not easy to accumulate on the cutter head;

2. the cutter head and the fixed support are connected and fixed through the torsion spring, the torsion spring can provide reset elastic force for the cutter head when the torsion spring does not hinder the rotation of the cutter head, so that the orientation of the cutter head is not easy to change, and the track curvature of the cutter blade is facilitated when the protective layer cuts the rubber cutting;

3. when the tool bit slope sets up, have the trend of automatic landing when being favorable to the trees piece to drop on the tool bit surface to can reduce the condition emergence that trees piece piled up on the tool bit.

Drawings

Fig. 1 is a schematic view of a mounting structure of a cutter head and a mounting base of a rubber cutting machine in the related art.

Fig. 2 is a partial exploded view of a related art tool bit and mounting base.

Fig. 3 is a schematic diagram of a connection structure between a single-shaft cutter head structure and a mounting seat of the tapping machine in the present application.

FIG. 4 is a partial exploded view of the tool bit and torsion spring, stationary bracket of the present application.

FIG. 5 is a partial side exploded view of the tool bit and torsion spring, stationary bracket of the present application.

Fig. 6 is an exploded view of the locking knob, the adjustment knob, and the bit in the present application.

Reference numerals illustrate: 1. a fixed bracket; 11. a rotation shaft; 12. a second connection hole; 13. a limit column; 2. a cutter head; 21. a hinge groove; 22. a first connection hole; 23. abutting the bump; 24. sleeving a column; 241. a limit ring groove; 25. a slot; 251. a limit groove; 26. a connection bump; 261. a first threaded hole; 27. a second threaded hole; 3. a cutting blade; 31. cutting the knife surface; 4. a mounting base; 5. a torsion spring; 51. a first connecting rod; 52. a second connecting rod; 6. a locking knob; 61. a clamping column; 7. an adjustment knob; 71. a push rod.

Detailed Description

The present application is described in further detail below in conjunction with figures 3-6. In this embodiment, the direction indicated by the z-axis of the coordinate axis in the figure is the upper direction, and the direction opposite to the z-axis is the lower direction.

The embodiment of the application discloses a rubber tapping machine unipolar tool bit structure, rubber tapping machine unipolar tool bit structure is applied to the rubber tapping machine. Referring to fig. 3 and 4, the single-shaft cutter head structure of the tapping machine comprises a fixing support 1 and a cutter head 2, wherein the fixing support 1 is fixedly connected with a mounting seat 4 on the tapping machine, the fixing support 1 is far away from a rotating shaft 11 fixedly connected with the upper side wall of the end part of the mounting seat 4, the cutter head 2 is rotationally connected to the upper end of the rotating shaft 11, a cutting blade 3 is fixedly arranged on the cutter head 2, the cutting blade 3 is provided with a cutting blade surface 31 for cutting oak trees, the cutting blade 3 and the axis of a trunk are obliquely arranged, when chips generated during tree cutting fall on the cutter head 2, the chips can fall towards the ground along the oblique direction of the cutting blade surface 31 due to the fact that the chips protrude from the upper side of the fixing support 1, and the cutting blade surface 31 are obliquely arranged, and are not prone to being piled on the cutter head 2, and the occurrence of blocking caused by chip piling to the rotation of the cutter head 2 can be reduced.

Referring to fig. 3, the attachment of the tapping machine to the cutter head 2 through the mount 4 is known in the art, and the mounting structure between the mount 4 and the tapping machine is not a focus of the inventive concept of the present application, so the specific structure of the mount 4 is not described in detail. When the mounting seat 4 rotates around the trunk, the cutter head 2 and the fixing support 1 need to rotate relatively in order to make the cutting blade 3 on the cutter head 2 better fit with the trunk for cutting.

Referring to fig. 4 and 5, a hinge groove 21 is formed in a lower side edge side wall of the cutter head 2, a notch of the hinge groove 21 is formed toward a lower side, the hinge groove 21 is used for inserting an upper end portion of the rotary shaft 11 and circumferentially rotating along a horizontal direction, a torsion spring 5 is arranged between the cutter head 2 and the fixed support 1, the torsion spring 5 is sleeved on a circumferential side of the hinge shaft, a first connecting rod 51 is fixed at an upper end of the torsion spring 5, a second connecting rod 52 is fixedly arranged at a lower end of the torsion spring 5, a first connecting hole 22 is formed in a lower side wall of the cutter head 2, the first connecting rod 51 is inserted and adhered and fixed through the first connecting hole 22, a second connecting hole 12 is formed in an upper side wall of the fixed support 1, the second connecting rod 52 is inserted and adhered and fixed through the second connecting hole 12, and the torsion spring 5 has a function of connecting and fixing the cutter head 2 and the fixed support 1, and simultaneously provides a reset elastic force for the cutter head 2, so that the cutter head 2 is kept to incline toward one side of a trunk.

Referring to fig. 3, when the rotation shaft 11 is inserted into the hinge groove 21, the cutter head 2 is disposed to be inclined with respect to the horizontal plane, so that tree chips can automatically slide down in an inclined direction when falling onto the surface of the cutter head 2, thereby reducing the probability of the tree chips being accumulated on the cutter head 2.

Referring to fig. 4 and 5, the upper surface of the fixing support 1 is fixedly connected with a limit post 13, the side wall of the cutter head 2, which is close to the limit post 13, is fixedly connected with a butt bump 23, when the cutting blade 3 contacts with the trunk surface, the trunk generates a reaction force for driving the cutter head 2 to rotate to the cutting blade 3, and when the cutter head 2 rotates, the limit post 13 and the butt bump 23 are mutually abutted to limit, so that the cutter head 2 is not easy to generate transitional rotation, the curvature of a cutting track can be kept, chips can be enabled to obliquely fall off after being attached to the surface of the cutting blade 3, and the probability that the chips are piled up on the cutter head 2 is reduced.

Referring to fig. 4 and 5, the lower side wall of the tool bit 2 is fixedly connected with a sleeve column 24, a limit ring groove 241 is formed in the circumferential side wall of the sleeve column 24 close to the lower end, and the limit ring groove 241 is formed in the circumferential side wall of the sleeve column 24, when the torsion spring 5 is sleeved on the circumferential outer wall of the sleeve column 24, the inner wall of the torsion spring 5 is abutted with the groove bottom side wall of the limit ring groove 241, so that the torsion spring 5 is not easy to slide in a larger extent in the vertical direction, and when the torsion spring 5 is twisted by torsion, bending is not easy to occur under the abutting limit action of the sleeve column 24.

Referring to fig. 6, a slot 25 is formed in the horizontal side wall of the cutter head 2, the slot 25 is used for sliding and inserting the cutting blade 3, a connection lug 26 is integrally formed in the upper side wall of the cutter head 2, a first threaded hole 261 is formed in the connection lug 26, the first threaded hole 261 is communicated with the slot 25, a locking knob 6 is arranged on the connection lug 26, a clamping column 61 is fixedly connected to the lower end face of the locking knob 6, an external thread is formed in the outer wall of the axis of the clamping column 61, the first threaded hole 261 is used for inserting the clamping column 61 and is in threaded connection, when the clamping column 61 penetrates through the first threaded hole 261 and is inserted into the slot 25, and when the locking knob 6 is screwed up, the clamping column 61 abuts against the upper surface of the cutting blade 3, so that the cutting blade 3 is clamped at the bottom of the slot 25, and the cutting blade 3 is not easy to separate from the cutter head 2 relatively under the non-manual dismounting effect.

Referring to fig. 6, the cutter head 2 is further provided with an adjusting knob 7, specifically, a second threaded hole 27 is formed in a horizontal side wall of one side of the cutter head 2 far away from the cutting blade 3, the second threaded hole 27 is communicated with the slot 25, the adjusting knob 7 is fixedly connected with a push rod 71 towards the side wall of the cutter head 2, an external thread is formed in the circumferential outer wall of the push rod 71, the second threaded hole 27 is used for inserting and screwing the push rod 71, when the push rod 71 enters the slot 25 from the second threaded hole 27, the push rod 71 is abutted against the cutting blade 3, when the distance that the cutting blade 3 extends out of the slot 25 needs to be adjusted, the locking knob 6 is unscrewed firstly, then the adjusting knob 7 is screwed down, so that the push rod 71 withdraws the cutting blade 3 from the slot 25 to the outside of the slot 25 until the cutting blade 3 moves to a required proper distance, and then the locking knob 6 is screwed down again, so that the cutter blade is locked with the cutter head 2.

Referring to fig. 6, a limiting groove 251 is formed in the inner side wall of the slot 25, the limiting groove 251 is formed in an extending manner along the direction that the push rod 71 is inserted into the second threaded hole 27, an arc center of the limiting groove 251 and a circle center of the second threaded hole 27 are concentrically arranged, when the push rod 71 is inserted into the slot 25, the inner wall of the limiting groove 251 and the circumferential side wall of the push rod 71 are mutually attached and abutted, the contact area between the push rod 71 and the cutter head 2 is increased, good connection stability is achieved between the push rod 71 and the cutter head 2, and bending of the push rod 71 is difficult to occur under the abutting limiting effect of the inner wall of the limiting groove 251.

The implementation principle of the single-shaft tool bit structure of the tapping machine is as follows: when tool bit 2 rotates to connect in the tip of rotation axis 11, tool bit 2 protrusion fixed bolster 1's upper surface, and because tool bit 2 is the slope setting, when the tree piece dropped in the upper surface of tool bit 2, the piece can be followed tool bit 2 incline direction automatically and dropped to make the tree piece be difficult for piling up on fixed bolster 1 or tool bit 2, in order to reduce receive the hindrance when rotating because of tool bit 2, and lead to the cutting blade 3 to take place the condition of buckling to the atress uneven when cutting trees.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. The utility model provides a rubber tapping machine unipolar tool bit structure, is applied to the rubber tapping machine, is equipped with mount pad (4), its characterized in that on the rubber tapping machine: comprising the following steps:

the fixed support (1) is connected with the mounting seat (4), and a rotating shaft (11) is fixedly arranged on the side wall, close to the trunk, of the fixed support (1);

the cutter head (2) is arranged at the end part of the rotary shaft (11), the cutter blade (3) is fixedly arranged on the cutter head (2), the cutter blade (3) is provided with a cutter surface (31), and the cutter surface (31) and the axis of the trunk are obliquely arranged.

2. The single-shaft cutter head structure of a tapping machine according to claim 1, wherein: the tool bit (2) is close to offer hinge groove (21) of rotation axis (11), hinge groove (21) confession rotation axis (11) are inserted and are rotated, tool bit (2) with fixed bolster (1) are equipped with torsional spring (5), torsional spring (5) one end with fixed bolster (1) are connected fixedly, torsional spring (5) other end with tool bit (2) are connected fixedly.

3. The single-shaft cutter head structure of a tapping machine according to claim 2, wherein: the tool bit (2) is close to the fixed bolster (1) the fixed cover that is equipped with of lateral wall establish post (24), cover establish post (24) confession torsional spring (5) cover is established, hinge groove (21) set up in cover establishes post (24) terminal surface.

4. The single-shaft cutter head structure of a tapping machine according to claim 2, wherein: the fixed bolster (1) is close to the fixed spacing post (13) that is equipped with of lateral wall of tool bit (2), the tool bit (2) is close to the fixed butt lug (23) that is equipped with of lateral wall of spacing post (13), when cutting blade (3) scratch the montant surface, butt lug (23) with spacing post (13) butt.

5. The single-shaft cutter head structure of a tapping machine according to claim 1, wherein: still include locking knob (6), slot (25) have been seted up to tool bit (2), slot (25) supply the blade to insert and slide, the lateral wall that keeps away from shown fixed bolster (1) on tool bit (2) is equipped with connection lug (26), first screw hole (261) have been seted up to connection lug (26), first screw hole (261) with slot (25) intercommunication, locking knob (6) an organic whole is provided with grip post (61), first screw hole (261) supply grip post (61) inserts and threaded connection.

6. The single-shaft cutter head structure of a tapping machine according to claim 5, wherein: be provided with adjust knob (7) on tool bit (2), adjust knob (7) is fixed to be equipped with a push rod (71), tool bit (2) have been seted up second screw hole (27), second screw hole (27) with slot (25) intercommunication, push rod (71) threaded connection in second screw hole (27), works as push rod (71) tip inserts in slot (25) with cutting blade (3) butt.

7. The single-shaft cutter head structure of a tapping machine according to claim 6, wherein: the limiting groove (251) is formed in the inner wall of the slot (25), the arc center of the limiting groove (251) and the circle center of the second threaded hole (27) are concentrically arranged, and when the push rod (71) is inserted into the slot (25), the inner wall of the limiting groove (251) is abutted to the circumferential side of the push rod (71).

8. The single-shaft cutter head structure of a tapping machine according to claim 1, wherein: when the cutter head (2) is connected with the rotating shaft (11), the cutter head (2) is obliquely arranged with the horizontal plane.