A kind of floor grinding machine with adjustable weight
[technical field]
The utility model relates to floor grinding machine, especially a kind of floor grinding machine with adjustable weight.
[background technology]
In existing floor grinding machine, stable during in order to ensure that mill is polished, and adjustment polishing cutting output, frame is fixed with balance weight mechanism, and the balancing weight on this balance weight mechanism is fixed in frame, therefore, user can not be separated with frame from being about to balancing weight and carrying before use, adopt the floor grinding machine of said structure, to user when safeguarding, transporting or carrying, bring very big inconvenience.
Namely the utility model is researched and proposed for the deficiencies in the prior art.
[utility model content]
The technical problems to be solved in the utility model is to provide a kind of floor grinding machine with adjustable weight, comprise frame, mill, drive unit and manipulating handgrip, frame both sides are rotatably connected to counterweight swing arm, the counterweight swing arm other end is fixed with main balancing weight, and main balancing weight is removably connected with secondary balancing weight, user is according to different use occasions and operating mode, counterweight swing arm can be overturn in front and back, main balancing weight is made to put front or postpone, when main balancing weight is put front, by increasing and decreasing secondary balancing weight, the i.e. cutting output of adjustable mill polishing, and then be user-friendly for operation, safeguard and carrying, there is structure simple, easy to operate and practical feature.
For solving the problems of the technologies described above, a kind of floor grinding machine with adjustable weight of the utility model, comprise frame and the water tank being located at frame, mill is provided with and for driving the drive unit of mill on front side of described frame, wheel is provided with bottom described frame, be provided with on rear side of described frame for promote frame walking have manipulating handgrip, described frame both sides are fixed with counterweight Connection Block, each counterweight Connection Block is hinged with counterweight swing arm, each counterweight swing arm other end is fixed with main balancing weight, and described main balancing weight is removably connected with secondary balancing weight.
Described counterweight Connection Block is fixedly connected with counterweight rotating shaft, described counterweight swing arm end is provided with the counterweight axis hole be connected with counterweight axis of rotation, the described counterweight rotating shaft other end is provided with the turning groove forming the breach that communicates in counterweight roller end and a side vertically, be provided with in described turning groove can within it overturn for counterweight swing arm being locked in the counterweight lock dog in counterweight rotating shaft, described counterweight lock dog is provided with counterweight lock dog chute, is provided with the counterweight lock dog rotating shaft through counterweight lock dog chute in described turning groove.
Described counterweight Connection Block is provided with counterweight locating hole, and described counterweight swing arm is provided with and can keeps vertical laying state to make counterweight swing arm by the elasticity counterweight positioning component that inserts counterweight locating hole.
Described counterweight positioning component comprises the positioning shaft sleeve be fixedly connected with counterweight swing arm, counterweight locating detent is slidably connected in described positioning shaft sleeve, described counterweight locating detent is positioned at positioning shaft sleeve and is socketed with and is press-fitted reorientation lock pin makes it keep stretching out the elastic reset part of positioning shaft sleeve for pushing up, and the described counterweight locating detent other end is connected with the locating detent handle for pulling in counterweight locating detent retraction positioning shaft sleeve.
Described main balancing weight one side is provided with clamping recess, and described secondary balancing weight one side is provided with clamping mating recesses secondary balancing weight to be connected in the clamping block on main balancing weight, and described main balancing weight and secondary balancing weight side are provided with carrying handle.
Wheel shaft strutbeam is fixedly connected with bottom described frame, wheel shaft is provided with between wheel shaft strutbeam lower end described in two, wheel shaft two ends are located at by described wheel, the pedal lever of U-shaped structure is connected with between wheel shaft strutbeam upper end, described frame both sides and be positioned at below pedal lever and be provided with pedal lever fulcrum rearward described in two.
Compared with prior art, a kind of floor grinding machine with adjustable weight of the utility model, tool has the following advantages:
1, frame both sides and counterweight swing arm are rotationally connected, and rotate counterweight swing arm, main balancing weight and secondary balancing weight can put front or postpone, user can according to operating mode needs, and the secondary balancing weight of corresponding increase and decrease, reaches the object of adjustment polishing cutting output, there is structure simple, easy and simple to handle and practical feature.
2, counterweight swing arm is connected with counterweight axis of rotation by counterweight axis hole, and by pulling counterweight lock dog, counterweight swing arm can be unloaded from counterweight rotating shaft or assembled, decomposable asymmetric choice net alleviates floor grinding machine body weight, carries requirement to meet user.
3, user is when promoting the utility model floor grinding machine and moving ahead, counterweight swing arm can be holded up by user, and counterweight positioning component is inserted in counterweight locating hole, vertical laying state is kept to make counterweight swing arm, make the gravity of winner's balancing weight support primarily of wheel simultaneously, conveniently promote walking.
4, when counterweight swing arm and main balancing weight being turned on rear side of frame, by pedal lever, and use the gravity of main balancing weight, user can tramp with one's feet pedal lever and make mill and drive unit leave ground like a cork, maintains easily or leaping over obstacles.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail, wherein:
Fig. 1 is perspective view of the present utility model.
Fig. 2 is that the utility model mid frame and operator are the structural representation connected.
Fig. 3 is the structural representation of the utility model mid frame.
Fig. 4 is the zoomed-in view marking C in Fig. 2.
Fig. 5 is the explosive view of counterweight swing arm in the utility model, main balancing weight and secondary balancing weight.
Fig. 6 is the sectional view of counterweight positioning component in the utility model.
[detailed description of the invention]
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of floor grinding machine with adjustable weight of the utility model, comprise frame 1 and the water tank 2 being located at frame 1, mill 3 is provided with and for driving the drive unit 4 of mill 3 on front side of described frame 1, wheel 5 is provided with bottom described frame 1, be provided with on rear side of described frame 1 for promote frame 1 walk have manipulating handgrip 6, described frame 1 both sides are fixed with counterweight Connection Block 7, each counterweight Connection Block 7 is hinged with counterweight swing arm 8, each counterweight swing arm 8 other end is fixed with main balancing weight 9, described main balancing weight 9 is removably connected with secondary balancing weight 10.Counterweight swing arm 8 and frame 1 both sides are rotationally connected, rotate counterweight swing arm 8, main balancing weight 9 and secondary balancing weight 10 can put front or postpone, user can according to operating mode needs, the secondary balancing weight 10 of corresponding increase and decrease, and then reach the object of adjustment polishing cutting output, there is structure simple, easy and simple to handle and practical feature.
Described counterweight Connection Block 7 is fixedly connected with counterweight rotating shaft 71, described counterweight swing arm 8 end is provided with the counterweight axis hole 81 be rotationally connected with counterweight rotating shaft 71, described counterweight rotating shaft 71 other end is provided with the turning groove 72 forming the breach that communicates in counterweight rotating shaft 71 end and a side vertically, be provided with in described turning groove 72 can within it overturn for counterweight swing arm 8 being locked in the counterweight lock dog 73 in counterweight rotating shaft 71, as described in Figure 4, when counterweight lock dog 73 is holded up perpendicular to counterweight rotating shaft 71, then counterweight swing arm 8 can be prevented along counterweight rotating shaft 71 axial float.Described counterweight lock dog 73 is provided with counterweight lock dog chute 74, is provided with the counterweight lock dog rotating shaft 75 through counterweight lock dog chute 74 in described turning groove 72.When counterweight lock dog 73 needs upset, then first upwards should be lifted by counterweight lock dog 73, and then overturn, counterweight swing arm 8 can swing around counterweight rotating shaft 71, namely when needs increase polish cutting output time, then counterweight swing arm 8 is rocked on front side of frame 1; User is by upwards lifting counterweight lock dog 73, the relative counterweight lock dog chute 74 of counterweight lock dog rotating shaft 75 slides, and making counterweight lock dog 73 turn to horizontal level around counterweight lock dog rotating shaft 75, counterweight swing arm 8 can be unloaded from counterweight rotating shaft 8, carries requirement to meet user.When counterweight lock dog 73 is turned to setting, then counterweight swing arm 8 can be assembled and be limited in counterweight rotating shaft 71.
Described counterweight Connection Block 7 is provided with counterweight locating hole 76, and described counterweight swing arm 8 is provided with and can keeps vertical laying state to make counterweight swing arm 8 by the elasticity counterweight positioning component 77 that inserts counterweight locating hole 76.As shown in Figure 6, described counterweight positioning component 77 comprises the positioning shaft sleeve 771 be fixedly connected with counterweight swing arm 8, counterweight locating detent 772 is slidably connected in described positioning shaft sleeve 771, described counterweight locating detent 772 is positioned at positioning shaft sleeve 771 and is socketed with and is press-fitted reorientation lock pin 772 makes it keep stretching out the elastic reset part 773 of positioning shaft sleeve 771 for pushing up, and described counterweight locating detent 772 other end is connected with the locating detent handle 774 for pulling counterweight locating detent 772 to retract in positioning shaft sleeve 771.User is when promoting the utility model floor grinding machine and moving ahead, counterweight swing arm 8 can be holded up by user, and inserts in counterweight locating hole 76 by counterweight positioning component 77, and counterweight swing arm 8 keeps vertical state, make the gravity of winner's balancing weight 9 mainly act on wheel 5, thus convenient promotion is walked simultaneously.
As shown in Figure 5, described main balancing weight 9 one side is provided with clamping recess 91, described secondary balancing weight 10 1 side is provided with and coordinates with the clamping block 101 be connected in by secondary balancing weight 10 on main balancing weight 9 with clamping recess 91, and described main balancing weight 9 and secondary balancing weight 10 side are provided with carrying handle 11.Secondary balancing weight 10 is movably connected on main balancing weight 9 by clamping recess 91 and clamping block 101, has syndeton simple, is user-friendly for the secondary balancing weight 10 of increase and decrease.
As shown in Figure 3, wheel shaft strutbeam 51 is fixedly connected with bottom described frame 1, wheel shaft 52 is provided with between wheel shaft strutbeam 51 lower end described in two, wheel shaft 52 two ends are located at by described wheel 5, the pedal lever 53 of U-shaped structure is connected with between wheel shaft strutbeam 51 upper end, described frame 1 both sides and be positioned at below pedal lever 53 and be provided with pedal lever fulcrum 54 rearward described in two.When counterweight swing arm 8 and main balancing weight 9 are turned on rear side of frame 1, by pedal lever 53, and using the gravity of main balancing weight 9, user then can carry out stepping on pedal lever 53 with pin like a cork and make mill 3 and drive unit 4 leave ground, maintains easily or leaping over obstacles.