CN212629224U

CN212629224U - Pruning machine convenient to change blade

Info

Publication number: CN212629224U
Application number: CN202021115352.9U
Authority: CN
Inventors: 王春艳; 刘庆; 孙珊; 冯鹏
Original assignee: Shandong Yiyuan Garden Engineering Co ltd
Current assignee: Shandong Yiyuan Garden Engineering Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-03-02
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a trimming machine convenient to change blade belongs to garden equipment's technical field, and one of them includes the fuselage, and vertical sliding connection has the support frame on the fuselage, and the support frame internal rotation is connected with the backup pad, the first driving motor of backup pad up end fixedly connected with, and first driving motor main shaft passes the coaxial blade that is provided with of backup pad, is provided with the actuating mechanism that the drive support frame slided in the fuselage, and actuating mechanism includes the second driving motor of fixed connection in the fuselage, and second driving motor drive support frame slides. The utility model discloses have and raise the upset with the blade, make the blade towards the operator, conveniently change the effect of blade.

Description

Pruning machine convenient to change blade

Technical Field

The utility model relates to a garden equipment's technical field, more specifically say, it relates to a trimming machine convenient to change blade.

Background

At present, a lawn trimmer is also called a weeder, a mower, a lawnmower and the like, and is a mechanical tool for trimming lawns, vegetations and the like.

The current chinese utility model patent that publication number is CN206371096U discloses a garden lawn trimmer, and it includes the trimmer organism, and the one end of trimmer organism is provided with the front wheel, and the other end is provided with the rear wheel, and the below of trimmer organism is provided with the tool bit safety cover, and the inside of tool bit safety cover is provided with the blade, and the top of trimmer organism is provided with the trimmer housing, and the inside of trimmer housing is provided with the motor, and the motor drive blade is rotatory.

The motor is started to drive the blade to rotate, and the trimmer is pushed to slide, so that the lawn is trimmed.

The above prior art solutions have the following drawbacks: the blade can be damaged along with the increase of the use times, the trimmer body needs to be turned over when the blade is replaced, and then the blade can be replaced, so that the operation is very inconvenient.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a trimming machine convenient to change blade has and rises the upset with the blade, makes the blade towards the operator, conveniently changes the effect of blade.

The above object of the present invention can be achieved by the following technical solutions: the utility model provides a trimming machine convenient to change blade, includes the fuselage, vertical sliding connection has the support frame on the fuselage, the support frame internal rotation is connected with the backup pad, the first driving motor of backup pad up end fixedly connected with, first driving motor main shaft passes the coaxial blade that is provided with of backup pad, be provided with the actuating mechanism that the drive support frame slided in the fuselage, actuating mechanism includes fixed connection in the fuselage second driving motor, second driving motor drive support frame slides.

Through adopting above-mentioned technical scheme, the carriage slides to keeping away from the ground direction under the drive of second driving motor to drive the backup pad and slide, when the terminal surface was higher than the fuselage up end under the blade, rotate the backup pad, make first driving motor and blade upper and lower position trade, thereby conveniently change the blade.

The present invention may be further configured in a preferred embodiment as: the support frame includes two square first bracing pieces of vertical sliding connection on the fuselage, two the cylindrical dwang of fixedly connected with between the first bracing piece, the backup pad rotates to be connected on the dwang.

Through adopting above-mentioned technical scheme, thereby first bracing piece drives the dwang and rises and drive the backup pad and rise, and when blade lower terminal surface was higher than the fuselage up end, the backup pad rotated and made driving motor and blade upper and lower position trade to conveniently change the blade.

The present invention may be further configured in a preferred embodiment as: the supporting plate side wall is fixedly connected with a guide rod, a fifth sliding groove is vertically formed in the through hole side wall, and the guide rod is connected in the fifth sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, the guide bar makes the backup pad can not take place to rotate at the in-process that first bracing piece slided, and when blade lower terminal surface was higher than the fuselage up end, the guide bar slided out in the fifth spout, does not influence the backup pad and rotates.

The present invention may be further configured in a preferred embodiment as: the novel multifunctional scroll compressor is characterized in that a through hole is vertically formed in the compressor body, a second supporting rod is fixedly connected to the side wall of the through hole, a first sliding groove is vertically formed in the second supporting rod, and the first supporting rod is connected to the first sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, first spout slides to first bracing piece and plays the guide effect, makes first bracing piece slide more stably.

The present invention may be further configured in a preferred embodiment as: the utility model discloses a cavity, including first bracing piece, drive mechanism, second bracing piece, drive mechanism, drive motor main shaft and the coaxial fixed connection of third bracing piece, set up the cavity that holds actuating mechanism in the first bracing piece, actuating mechanism includes the drive rack of fixed connection in the cavity lateral wall, it is connected with the third bracing piece to rotate on the second bracing piece, coaxial fixedly connected with drive gear on the third bracing piece, drive gear and drive rack meshing, the coaxial fixed connection of second drive motor main shaft and third bracing piece.

Through adopting above-mentioned technical scheme, the second driving motor starts, and the third bracing piece rotates and drives drive gear and rotate, and drive gear drive rack slides to drive first bracing piece and slide in the second bracing piece, easy operation is convenient.

The present invention may be further configured in a preferred embodiment as: first bracing piece deviates from another first bracing piece one side and is provided with the scale, the observation groove has been seted up to second bracing piece one side of deviating from another second bracing piece.

Through adopting above-mentioned technical scheme, can observe the blade through the scale and apart from ground distance to the adjustment blade is apart from ground distance and is adapted to the grass of co-altitude not.

The present invention may be further configured in a preferred embodiment as: the first driving motor main shaft penetrates through the limiting ring fixedly connected with the supporting plate coaxially, the blade is coaxially sleeved on the first driving motor main shaft, the positioning ring is connected to the first driving motor main shaft in a threaded mode, and the blade is located between the limiting ring and the positioning ring.

Through adopting above-mentioned technical scheme, holding ring threaded connection fixes the blade on first driving motor main shaft and with the spacing ring on first driving motor main shaft, and the convenience is dismantled the change to the blade.

The present invention may be further configured in a preferred embodiment as: the inner circle side wall of the blade is fixedly connected with a guide block, a fourth sliding groove is axially formed in the outer side wall of the first driving motor spindle, and the guide block is connected in the fourth sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, the guide block plays the positioning action to the blade of easy to assemble, and can prevent effectively that the blade from rotating the in-process slippage along with first driving motor main shaft.

The present invention may be further configured in a preferred embodiment as: the dwang both ends are rotated and are connected with the connecting rod, the connecting rod is towards backup pad one side fixedly connected with gag lever post, the arc guide way has been seted up on the first bracing piece, guide way one end is not opened, gag lever post sliding connection is in the guide way.

Through adopting above-mentioned technical scheme, the gag lever post injects the backup pad direction of sliding to effectively reduce because of the uncertain hindrance of dismantling the installation work to the blade of backup pad upset direction.

To sum up, the utility model discloses a following at least one useful technological effect:

firstly, the support frame slides in the direction far away from the ground under the driving of the second driving motor, so as to drive the support plate to slide, and when the lower end surface of the blade is higher than the upper end surface of the machine body, the support plate is rotated, so that the upper and lower positions of the first driving motor and the blade are exchanged, and the blade is convenient to replace;

secondly, the second driving motor is started, the third supporting rod rotates to drive the driving gear to rotate, the driving gear drives the driving rack to slide, and therefore the first supporting rod is driven to slide in the second supporting rod, and the operation is simple and convenient;

and thirdly, the positioning ring is in threaded connection with the first driving motor main shaft and fixes the blade on the first driving motor main shaft together with the limiting ring, so that the blade is convenient to disassemble and replace.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic sectional view of a part of the structure of the present embodiment;

FIG. 3 is a schematic sectional view of a part of the structure of the present embodiment;

FIG. 4 is a partial schematic structural view of the present embodiment;

fig. 5 is a partially enlarged view of a portion a in fig. 3.

Reference numerals: 100. a body; 110. a through hole; 120. a second support bar; 121. a first chute; 122. a second chute; 200. a support frame; 210. a first support bar; 211. a cavity; 212. a third chute; 213. an observation tank; 214. a guide groove; 220. rotating the rod; 230. a connecting rod; 240. a limiting rod; 300. a support plate; 310. a guide bar; 320. a fifth chute; 400. a first drive motor; 410. a limiting ring; 420. a fourth chute; 430. a positioning ring; 500. a blade; 510. a guide block; 600. a drive mechanism; 610. a drive rack; 620. a third support bar; 640. a second drive motor; 650. the gears are driven.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): as shown in fig. 1, for the utility model discloses a trimming machine convenient to change blade, including fuselage 100, vertical sliding connection has support frame 200 on the fuselage 100, and the support frame 200 internal rotation is connected with backup pad 300, and the first driving motor 400 of terminal surface fixedly connected with on the backup pad 300, first driving motor 400 main shaft pass the coaxial blade 500 that is provided with of backup pad 300 (refer to fig. 2), are provided with the actuating mechanism 600 that drive support frame 200 slided in the fuselage 100.

The supporting frame 200 is driven by the driving mechanism 600 to slide in the direction away from the ground, so as to drive the supporting plate 300 to slide, when the lower end surface of the blade 500 is higher than the upper end surface of the machine body 100, the supporting plate 300 is rotated, so that the upper and lower positions of the first driving motor 400 and the blade 500 are exchanged, and the blade 500 is conveniently replaced.

Referring to fig. 2 and 3, the supporting frame 200 includes two square first supporting rods 210 vertically slidably connected to the body 100, a cylindrical rotating rod 220 is fixedly connected between the two first supporting rods 210, and the supporting plate 300 is rotatably connected to the rotating rod 220.

The first support bar 210 drives the rotation bar 220 to ascend to thereby drive the support plate 300 to ascend, and when the lower end surface of the blade 500 is higher than the upper end surface of the body 100, the support plate 300 rotates to make the driving motor and the blade 500 to be exchanged in the up-down position, thereby facilitating the exchange of the blade 500.

Referring to fig. 2, a guide rod 310 is fixedly connected to a side wall of the support plate 300, a fifth sliding groove 320 is vertically formed in a side wall of the through hole 110, and the guide rod 310 is slidably connected to the fifth sliding groove 320.

The guide rod 310 prevents the support plate 300 from rotating during the sliding of the first support rod 210, and when the lower end surface of the blade 500 is higher than the upper end surface of the body 100, the guide rod 310 slides out of the fifth sliding groove 320, without affecting the rotation of the support plate 300.

Referring to fig. 1 and 2, a through hole 110 is vertically formed in the body 100, and a second support rod 120 is fixedly connected to a side wall of the through hole 110.

Referring to fig. 2 and 3, a first sliding groove 121 is vertically formed in the second supporting rod 120, and the first supporting rod 210 is slidably connected in the first sliding groove 121.

The first sliding groove 121 guides the sliding of the first support rod 210, so that the sliding of the first support rod 210 is more stable.

Referring to fig. 3, a second sliding groove 122 is vertically formed on one side of the second support bar 120 facing the other second support bar 120, and the rotating rod 220 is slidably connected in the second sliding groove 122.

Referring to fig. 3, a cavity 211 for accommodating the driving mechanism 600 is formed in the first supporting rod 210, the driving mechanism 600 includes a driving rack 610 fixedly connected to a side wall of the cavity 211, a third supporting rod 620 is rotatably connected to the second supporting rod 120, a driving gear 650 is coaxially and fixedly connected to the third supporting rod 620, the driving gear 650 is engaged with the driving rack 610, a second driving motor 640 is fixedly connected to the machine body 100, and a spindle of the second driving motor 640 is coaxially and fixedly connected to the third supporting rod 620.

The second driving motor 640 is started, the third supporting rod 620 rotates to drive the driving gear 650 to rotate, the driving gear 650 drives the driving rack 610 to slide, so that the first supporting rod 210 is driven to slide in the second supporting rod 120, and the operation is simple and convenient.

Referring to fig. 3, the third sliding groove 212 is vertically formed in the side wall of the first supporting rod 210, and the third supporting rod 620 is slidably connected in the third sliding groove 212.

Referring to fig. 2, scales are disposed on a side of the first support bar 210 away from the other first support bar 210, and an observation groove 213 is disposed on a side of the second support bar 120 away from the other second support bar 120. The distance of the blade 500 from the ground can be observed through the scales, so that the distance of the blade 500 from the ground can be adjusted to adapt to grass with different heights.

Referring to fig. 3 and 4, the first driving motor 400 has a shaft passing through the supporting plate 300 and coaxially and fixedly connected with a limiting ring 410, the blade 500 is coaxially sleeved on the shaft of the first driving motor 400, the positioning ring 430 is threadedly connected to the shaft of the first driving motor 400, and the blade 500 is located between the limiting ring 410 and the positioning ring 430.

The positioning ring 430 is screwed on the main shaft of the first driving motor 400 and fixes the blade 500 on the main shaft of the first driving motor 400 together with the limiting ring 410, so that the blade 500 can be conveniently detached and replaced.

Referring to fig. 4, a guide block 510 is fixedly connected to an inner circular side wall of the blade 500, a fourth sliding groove 420 is axially formed in an outer side wall of the main shaft of the first driving motor 400, and the guide block 510 is slidably connected to the fourth sliding groove 420.

The guide block 510 serves to position the blade 500, thereby facilitating installation of the blade 500 and effectively preventing the blade 500 from slipping off during rotation of the main shaft of the first driving motor 400.

Referring to fig. 3 and 5, the two ends of the rotating rod 220 are rotatably connected with a connecting rod 230, one side of the connecting rod 230 facing the supporting plate 300 is fixedly connected with a limiting rod 240, the first supporting rod 210 is provided with an arc-shaped guide groove 214, one end of the guide groove 214 is not opened, and the limiting rod 240 is slidably connected in the guide groove 214.

The limiting rod 240 limits the sliding direction of the support plate 300, thereby effectively reducing the interference of the uncertain overturning direction of the support plate 300 on the dismounting and mounting work of the blade 500.

The specific working principle of this embodiment is as follows: when the blade 500 needs to be replaced, the second driving motor 640 is started, the third supporting rod 620 rotates to drive the driving gear 650 to rotate, and the driving gear 650 drives the driving rack 610 to slide, so that the first supporting rod 210 is driven to slide in the direction away from the ground.

When the lower end surface of the blade 500 is higher than the upper end surface of the body 100, the support plate 300 is rotated, the stopper rod 240 slides out of the guide groove 214, and the support plate 300 is turned over to change the up-and-down positions of the first driving motor 400 and the blade 500.

The retaining ring 430 is twisted to disengage the retaining ring 430 from the motor spindle, and the cutting insert 500 is replaced and the retaining ring 430 is used to secure the cutting insert 500.

The support plate 300 is rotated, the first driving motor 400 and the blade 500 are reversed in the up-down position, and the stopper 240 slides into the guide groove 214.

When the second driving motor 640 is started, the third supporting rod 620 rotates to drive the driving gear 650 to rotate, the driving gear 650 drives the driving rack 610 to slide, so as to drive the first supporting rod 210 to slide towards the ground, and the sliding distance of the second supporting rod 120 is determined according to the scale on the second supporting rod 120, so that the blade 500 stays at the specified position.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A trimmer for facilitating blade replacement, comprising a body (100), characterized in that: fuselage (100) are gone up vertical sliding connection and are had support frame (200), support frame (200) internal rotation is connected with backup pad (300), the first driving motor (400) of backup pad (300) up end fixedly connected with, first driving motor (400) main shaft passes backup pad (300) coaxial blade (500) that is provided with, be provided with actuating mechanism (600) that drive support frame (200) slided in fuselage (100), actuating mechanism (600) include second driving motor (640) of fixed connection in fuselage (100), second driving motor (640) drive support frame (200) slide.

2. The trimmer of claim 1, wherein the blade is easily replaced by: support frame (200) include two square first bracing pieces (210) of vertical sliding connection on fuselage (100), two cylindrical dwang (220) of fixedly connected with between first bracing piece (210), backup pad (300) rotate to be connected on dwang (220).

3. A trimmer for facilitating blade replacement according to claim 2, wherein: through-hole (110) have vertically been seted up on fuselage (100), backup pad (300) lateral wall fixedly connected with guide bar (310), fifth spout (320) have vertically been seted up to through-hole (110) lateral wall, guide bar (310) sliding connection is in fifth spout (320).

4. A trimmer for facilitating blade replacement according to claim 3, wherein: the side wall of the through hole (110) is fixedly connected with a second supporting rod (120), a first sliding groove (121) is vertically formed in the second supporting rod (120), and the first supporting rod (210) is connected in the first sliding groove (121) in a sliding mode.

5. The trimmer of claim 4, wherein the blade is easily replaced by: offer cavity (211) that hold actuating mechanism (600) in first bracing piece (210), actuating mechanism (600) are including drive rack (610) of fixed connection in cavity (211) lateral wall, it is connected with third bracing piece (620) to rotate on second bracing piece (120), coaxial fixedly connected with drive gear (650) on third bracing piece (620), drive gear (650) and drive rack (610) meshing, second driving motor (640) main shaft and the coaxial fixed connection of third bracing piece (620).

6. The trimmer of claim 5, wherein the blade is easily replaced by: the scale is arranged on one side, deviating from another first supporting rod (210), of the first supporting rod (210), and the observation groove (213) is formed in one side, deviating from another second supporting rod (120), of the second supporting rod (120).

7. The trimmer of claim 6, wherein the blade is easily replaced by: the utility model discloses a cutting tool, including first driving motor (400), backup pad (300), coaxial fixedly connected with spacing ring (410) are passed to first driving motor (400) main shaft, on first driving motor (400) main shaft was located to blade (500) coaxial cover, threaded connection has holding ring (430) on first driving motor (400) main shaft, blade (500) are in between spacing ring (410) and holding ring (430).

8. The trimmer of claim 7, wherein the blade is easily replaced by: the inner circle side wall of the blade (500) is fixedly connected with a guide block (510), a fourth sliding groove (420) is axially formed in the outer side wall of the main shaft of the first driving motor (400), and the guide block (510) is connected into the fourth sliding groove (420) in a sliding mode.

9. The trimmer of claim 8, wherein the blade is easily replaced by: dwang (220) both ends are rotated and are connected with connecting rod (230), connecting rod (230) have gag lever post (240) towards backup pad (300) one side fixedly connected with, arc guide way (214) have been seted up on first bracing piece (210), guide way (214) one end is not opened, gag lever post (240) sliding connection is in guide way (214).