CN210183975U

CN210183975U - Rear motor pruning shear angle adjusting mechanism

Info

Publication number: CN210183975U
Application number: CN201920555317.XU
Authority: CN
Inventors: Guosi Zhao; 赵国泗; Yang Li; 李扬
Original assignee: NINGBO HAOSHITE ELECTRICAL APPLIANCES Co Ltd
Current assignee: NINGBO HAOSHITE ELECTRICAL APPLIANCES Co Ltd
Priority date: 2019-04-22
Filing date: 2019-04-22
Publication date: 2020-03-27
Anticipated expiration: 2029-04-22

Abstract

The utility model relates to a rear motor pruning shear angle adjusting mechanism in the field of garden tools, which comprises a connecting handle and a trimmer shearing head positioned on the connecting handle, wherein a limiting disc is arranged at one end of the trimmer shearing head close to the connecting handle, a plurality of limiting holes are arranged through the limiting disc, the limiting holes are circumferentially distributed along the limiting disc, a limiting pin embedded with the limiting holes is arranged on the connecting handle, and an adjusting component is arranged between the limiting pin and the connecting handle; the angle adjusting mechanism of the rear motor pruning shears designed can adjust the angle between the pruning shear head and the connecting handle, has simple structure and convenient use, and improves the application range and the practicability of the pruning shears.

Description

Rear motor pruning shear angle adjusting mechanism

Technical Field

The utility model belongs to the technical field of garden instrument and specifically relates to a back motor pruning shear angle adjustment mechanism is related to.

Background

The fruit production capacity of China is at the top of the world, various fruit trees are planted and distributed all over the country, a large amount of orchard pruning and picking operation capacity is generated, in the orchard pruning process, the high branch scissors become a main tool for pruning gardens, the high branch scissors are used for pruning fruit trees, the handle is operated by the grip force of hands, the cutter is driven to open and close, and branches are cut off.

The chinese patent with the publication number of grant CN201303532Y discloses a pruner, this pruner include the pruner main part, with pruner main part connection cut the mechanism to and with the baffle of cutting the mechanism and being connected, cut the fixed guide rail that is provided with in the mechanism, the guide rail is connected with the baffle block, the guide rail with baffle transition fit connect, the guide rail end of keeping away from the pruner main part is provided with the rubber buffer, the guide rail make for aluminum alloy material, the baffle is made by plastic materials.

The pruner use process is that, block the baffle on the aluminium guide rail earlier, then switch on the pruner power, start the pruner switch, driving motor drive transmission mechanism in the pruner main frame, drive mechanism drive shearing mechanism, prunes the branch through the reciprocating motion of the sword strip of shearing mechanism, because the effect of baffle for debris such as the branch of cuting down through shearing mechanism move towards a direction along the baffle, thereby has prevented that the branch after having cut from scurrying everywhere, beautifies the environment.

In the process of cutting branches of the pruning machine, an included angle between the shearing mechanism and the main body of the pruning machine is fixed, and the shearing mechanism cannot rotate along the main body of the pruning machine, so that the operation of the pruning machine in the process of cutting branches is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rear motor pruning scissors angle adjustment mechanism, adjustable trimmer crop and connection handle's contained angle, its simple structure, convenient to use have improved the application scope and the practicality of pruning scissors.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a back motor pruning scissors angle adjustment mechanism, includes the connection handle and is located trimmer crop on the connection handle, trimmer crop is close to connection handle one end and is provided with spacing dish, runs through a plurality of spacing holes have been seted up to spacing dish, spacing hole edge spacing dish circumference is arranged, be provided with on the connection handle with the spacer pin of spacing hole gomphosis, the spacer pin with be provided with adjusting part between the connection handle.

By implementing the technical scheme, when the shearing head of the trimmer needs to be adjusted, the adjusting assembly is adjusted, the adjusting assembly drives the limiting pin to move so that the limiting pin is separated from the limiting hole, the limiting disc can rotate, the shearing head of the trimmer is rotated according to actual needs so that the shearing head of the trimmer meets the actual needs, branches can be trimmed, the adjusting assembly is adjusted, the adjusting assembly drives the limiting pin to move so that the limiting pin is inserted into the limiting hole, the limiting pin is locked with the limiting disc, and the angle between the shearing head of the trimmer and the connecting handle is fixed; the adjustable angle between the pruning shear head and the connecting handle has the advantages of simple structure and convenient use, and improves the application range and the practicability of the pruning shears.

The utility model discloses further set up to, the adjusting part is including locating first basic shell on the connection handle, set up on the first basic shell and inlayed the hole, it is equipped with reset spring to inlay the embedded reset spring that is equipped with in hole, reset spring keeps away from and inlays hole diapire one end and is provided with the lock button, the spacer pin passes first basic shell lateral wall with the lock button is kept away from reset spring one side is connected.

Through the implementation of the technical scheme, the buckling button is pressed, the buckling button drives the limiting pin to move, meanwhile, under the action of the buckling button, the reset spring is compressed, the limiting pin is separated from the limiting hole, the limiting disc can rotate, the shearing head of the pruning machine is rotated, so that the shearing head of the pruning machine can prune branches, the buckling button is stopped being pressed, the buckling button is pushed under the action of the reset spring, the buckling button drives the limiting pin, and the limiting pin is inserted into the limiting hole; the adjusting component can adjust the limiting pin, so that the limiting disc is limited, and meanwhile, the angle between the shearing head and the connecting handle of the trimmer can be adjusted conveniently.

The utility model discloses further set up to, lock button is including integrative gomphosis section and the linkage segment that sets up, the gomphosis section is close to reset spring one side and has seted up the gomphosis groove, be provided with on the gomphosis groove diapire with spacer pin axial direction parallel arrangement's direction boss, reset spring is around locating on the direction boss periphery wall, the linkage segment with the spacer pin is connected.

Through implementing above-mentioned technical scheme, gomphosis groove and direction boss all make reset spring along certain direction motion, guarantee reset spring's even atress, improve reset spring's life.

The utility model discloses further set up to, the gomphosis section is including supporting the section and the section of sliding, gomphosis groove notch department be provided with can with support the binding off boss of section terminal surface butt, the section of sliding runs through first basic shell sets up.

By implementing the technical scheme, in the process of adjusting the angle between the shearing head of the trimmer and the connecting handle, the shearing head of the trimmer is adjusted to a required position, the force application to the buckling button is stopped, the reset spring acts, the reset spring pushes the sliding section to move, the sliding section drives the supporting section to move, the end surface of the supporting section close to one side of the sliding section is abutted against the closing boss, the limiting pin is inserted into the limiting groove, the angle between the shearing head of the trimmer and the connecting handle is fixed, and the adjustment of the head of the trimmer is completed; the closing boss can prevent the buckling button from separating from the tabling groove.

The utility model discloses further set up to, in support section bottom is provided with the messenger support the supporting shoe that the section slided along axial direction.

Through implementing above-mentioned technical scheme, the supporting shoe can make the lock button along spacer pin axial direction motion, guarantees the normal drive of spacer pin.

The utility model discloses further set up to, spacing dish includes integrative spacing section and joint section, follows spacing dish axial direction is provided with and runs through the joint groove of joint dish, the joint inslot is located joint section both ends, just two connections have been seted up in the joint section the spread groove in joint groove, the trimmer crop be close to connect handle one side be provided with first basic shell complex second basic shell, the second basic shell with joint section cooperation joint, spacing hole evenly distributed in spacing section is last.

Through implementing above-mentioned technical scheme, the setting of joint groove and spread groove can cooperate installation second base shell for spacing dish rotates and rotates with the synchronous of second base shell, is convenient for adjust and spacing trimming machine cutting head and connection handle.

The utility model discloses further set up to, in spacing section is kept away from spacer pin one side is provided with the restriction trimmer shear head turned angle's limit stop.

Through implementing above-mentioned technical scheme, limit stop can inject the rotation range of spacing dish, makes the trimmer cutting head rotate in certain extent.

The utility model discloses further set up to, run through first base shell is provided with the pivot with second base shell, the cover is equipped with a plurality of bearings in the pivot, the bearing inner race with first base shell or second base shell are connected, the bearing inner circle with the pivot is connected.

Through implementing above-mentioned technical scheme, when adjusting the angle between trimmer shear and the connection handle, rotate the trimmer shear, the trimmer shear drives the bearing inner race and rotates, has reduced the frictional force when the trimmer shear rotates, uses manpower sparingly the loss.

To sum up, the utility model discloses following beneficial effect has:

the angle adjusting mechanism of the rear motor pruning shear can adjust the included angle between the shearing head of the pruning shear and the connecting handle, has simple structure and convenient use, and improves the application range and the practicability of the pruning shear;

second, this back motor pruning scissors angle adjustment mechanism, the adjusting part of design can be adjusted the spacer pin, and then spacing to the spacing dish, simultaneously through adjusting part, is convenient for adjust the angle between trimmer shear head and connection handle.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic view of a partial structure of an embodiment of the present invention.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Fig. 4 is a schematic structural view of a position limiting plate and a fastening button according to an embodiment of the present invention.

Reference numerals: 1. shearing the head of the trimmer; 2. a connecting handle; 3. a limiting disc; 31. a clamping section; 311. a clamping groove; 312. connecting grooves; 32. a limiting section; 33. a limiting hole; 34. a limit stop block; 4. an adjustment assembly; 41. a first base shell; 42. a second base shell; 43. a snap button; 431. a connecting section; 432. a fitting section; 4321. a support section; 4322. a slipping section; 4323. a fitting groove; 4324. a guide boss; 44. embedding holes; 45. a return spring; 46. closing up the boss; 47. a spacing pin; 48. a support block; 49. a rotating shaft; 491. and a bearing.

Detailed Description

The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1 and 2, a rear motor pruning shear angle adjusting mechanism comprises a connecting handle 2 and a pruning shear head 1 located on the connecting handle 2, wherein a second base shell 42 matched with the first base shell 41 is arranged on one side, close to the connecting handle 2, of the pruning shear head 1, a rotating shaft 49 is arranged through the first base shell 41 and the second base shell 42, a plurality of bearings 491 are sleeved on the rotating shaft 49, the outer rings of the bearings 491 are connected with the first base shell 41 or the second base shell 42, and the inner rings of the bearings 491 are connected with the rotating shaft 49.

As shown in fig. 4, a limiting disc 3 is arranged at one end of the trimmer head 1 close to the connecting handle 2, a plurality of limiting holes 33 are formed through the limiting disc 3, the limiting holes 33 are circumferentially arranged along the limiting disc 3, and a limiting pin 47 embedded with the limiting holes 33 is arranged on the connecting handle 2.

As shown in fig. 2 and 3, an adjusting component 4 is disposed between the limit pin 47 and the connection handle 2, the adjusting component 4 includes a first base shell 41 wound on the connection handle 2, a fitting hole 44 is formed in the first base shell 41, a return spring 45 is embedded in the fitting hole 44, a fastening button 43 is disposed at one end of the return spring 45, which is far away from the bottom wall of the fitting hole 44, the fastening button 43 includes an integrally disposed engaging section 432 and a connecting section 431, referring to fig. 4, a fitting groove 4323 is formed at one side of the engaging section 432, which is close to the return spring 45, a guide boss 4324 axially parallel to the limit pin 47 is disposed on the bottom wall of the fitting groove 4323, the return spring 45 is wound on the peripheral wall of the guide boss 4324, the connecting section 431 is connected with the limit pin 47, and the limit pin 47 passes through the side wall of the first base shell 41 and is.

As shown in fig. 4, the fitting section 432 includes a supporting section 4321 and a sliding section 4322, a closing boss 46 capable of abutting against an end face of the supporting section 4321 is disposed at a notch of the fitting groove 4323, the sliding section 4322 penetrates through the base shell, and a supporting block 48 for allowing the supporting section 4321 to slide along the axial direction is disposed at the bottom of the supporting section 4321.

As shown in fig. 4, the limiting disc 3 includes an integrated limiting section 32 and a clamping section 31, a clamping groove 311 penetrating through the limiting disc 3 is formed along the axial direction of the limiting disc 3, the clamping groove 311 is located at two ends of the clamping section 31, a connecting groove 312 connecting the two clamping grooves 311 is formed in the clamping section 31, the second base shell 42 is clamped with the clamping section 31 in a matched manner, the limiting holes 33 are uniformly distributed in the limiting section 32, and a limiting stop 34 limiting the rotation angle of the trimmer shear head 1 is arranged on one side, far away from the limiting pin 47, of the limiting section 32.

The utility model discloses a theory of operation is: press the lock button 43, the lock button 43 drives the motion of spacer pin 47, simultaneously under the effect of lock button 43, reset spring 45 compresses, spacer pin 47 and spacing hole 33 separation, make spacing dish 3 rotatable, rotate trimming machine cutting head 1, trimming machine cutting head 1 drives spacing dish 3 motion, it is convenient for prune the branch to move to trimming machine cutting head 1, stop pressing lock button 43, the effect of reset spring 45, promote the motion of lock button 43, lock button 43 drives the motion of spacer pin 47, move and peg graft in spacing hole 33 to spacer pin 47, angle modulation is accomplished between trimming machine cutting head 1 and connection handle 2.

Claims

1. The utility model provides a rear motor pruning scissors angle adjustment mechanism, includes connection handle (2) and is located trimmer shear (1) on connection handle (2), its characterized in that, trimmer shear (1) is close to connection handle (2) one end and is provided with spacing dish (3), runs through a plurality of spacing holes (33) have been seted up in spacing dish (3), spacing hole (33) are followed spacing dish (3) circumference is arranged, be provided with on connection handle (2) with spacing round pin (47) of spacing hole (33) gomphosis, spacing round pin (47) with be provided with adjusting part (4) between connection handle (2).

2. The mechanism for adjusting the angle of a rear motor pruning shear according to claim 1, wherein the adjusting component (4) comprises a first base shell (41) wound on the connecting handle (2), an embedding hole (44) is formed in the first base shell (41), a return spring (45) is embedded in the embedding hole (44), a buckling button (43) is arranged at one end, far away from the bottom wall of the embedding hole (44), of the return spring (45), and the limiting pin (47) penetrates through the side wall of the first base shell (41) to be connected with one side, far away from the return spring (45), of the buckling button (43).

3. The mechanism for adjusting the angle of the rear motor pruning shears according to claim 2, wherein the buckling button (43) comprises an embedding section (432) and a connecting section (431) which are integrally arranged, an embedding groove (4323) is formed in one side, close to a return spring (45), of the embedding section (432), a guide boss (4324) which is axially parallel to the limiting pin (47) is arranged on the bottom wall of the embedding groove (4323), the return spring (45) is wound on the outer peripheral wall of the guide boss (4324), and the connecting section (431) is connected with the limiting pin (47).

4. The mechanism of claim 3, wherein the engagement section (432) comprises a support section (4321) and a sliding section (4322), a mouth-closing boss (46) capable of abutting against the end face of the support section (4321) is arranged at the notch of the engagement groove (4323), and the sliding section (4322) penetrates through the first base housing (41).

5. A mechanism for adjusting the angle of a rear motor pruning shear according to claim 4, characterized in that the bottom of the supporting section (4321) is provided with a supporting block (48) for sliding the supporting section (4321) in the axial direction.

6. The mechanism of claim 5, wherein the limiting disc (3) comprises an integral limiting section (32) and a clamping section (31), a clamping groove (311) penetrating through the clamping section (31) is formed in the axial direction of the limiting disc (3), the clamping groove (311) is formed in two ends of the clamping section (31), a connecting groove (312) for connecting the clamping groove (311) is formed in the clamping section (31), one side, close to the connecting handle (2), of the trimmer shear head (1) is provided with a second base shell (42) matched with the first base shell (41), the second base shell (42) is matched and clamped with the clamping section (31), and the limiting holes (33) are uniformly distributed in the limiting section (32).

7. A rear motor pruning shear angle adjustment mechanism according to claim 6, characterized in that a limit stop (34) for limiting the rotation angle of the trimmer head (1) is arranged on the side of the limit section (32) away from the limit pin (47).

8. A rear motor pruning shear angle adjustment mechanism according to claim 7, characterized in that a rotating shaft (49) is provided through the first and second base shells (41, 42), a plurality of bearings (491) are sleeved on the rotating shaft (49), the outer rings of the bearings (491) are connected with the first or second base shell (41, 42), and the inner rings of the bearings (491) are connected with the rotating shaft (49).