CN219582474U

CN219582474U - Adjustable crankshaft abrasive belt polishing machine

Info

Publication number: CN219582474U
Application number: CN202320846089.8U
Authority: CN
Inventors: 李智; 臧伟; 臧红臻; 臧红樵; 张福源; 曹宇雄
Original assignee: Liaoning Kechuang Heavy Internal Combustion Engine Crankshaft Co ltd
Current assignee: Liaoning Kechuang Heavy Internal Combustion Engine Crankshaft Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-08-25
Anticipated expiration: 2033-04-14

Abstract

The utility model discloses an adjustable crankshaft abrasive belt polishing machine, which comprises: the device comprises a base, wherein a pair of brackets are arranged in front of and behind the top end of the base, a rotating roller is rotatably arranged between the brackets, abrasive belts are arranged between the front rotating roller and the rear rotating roller, two supporting pieces are arranged on two sides of the top end of the base, lifting blocks are slidably arranged on the top ends of the supporting pieces, and top frames are arranged on the top ends of the two lifting blocks; the left end of the inner side of the top frame is slidably provided with a tooth block, the top end of the tooth block extends through the top frame and is provided with a hydraulic cylinder, the front surface and the rear surface of the tooth block are respectively meshed with a first large gear, and a central hole of the first large gear is in interference fit with a rotating shaft. This bent axle abrasive band polisher with adjustable strengthens the stability of bent axle processing through auxiliary clamp to drive the screw rod through rotating the knob and rotate, change the height of elevating block, and then change the height of centre gripping bent axle, consequently adjust the distance between bent axle and the abrasive band, the practicality is stronger.

Description

Adjustable crankshaft abrasive belt polishing machine

Technical Field

The utility model relates to the technical field of polishing machines, in particular to an adjustable crankshaft abrasive belt polishing machine.

Background

The application number 202121877974.X provides an abrasive belt polisher for crankshaft machining, which generates telescopic motion through a piston rod of a hydraulic cylinder of a clamping unit, when the piston rod is contracted, a gear is driven to slide upwards, and two spur gears are driven to rotate in opposite directions, so that a connecting rod of the spur gears is contracted inwards, and the two clamping plates are used for fixedly clamping a crankshaft together;

but the bent axle height that the device can be centre gripping is fixed, and the height of abrasive band is also fixed moreover, and then leads to the bent axle size that the device can polish to be the same, brings the limitation for the device processing, can't adapt to the polishing of multiple bent axle, and single face centre gripping probably leads to the bent axle unstable moreover, and the practicality is relatively poor.

Disclosure of Invention

The utility model aims to provide an adjustable crankshaft abrasive belt polishing machine, which solves the problem that the adjustable crankshaft abrasive belt polishing machine in the prior art is inconvenient to adjust the installation height.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an adjustable crankshaft belt sander comprising: the device comprises a base, wherein a pair of brackets are arranged in front of and behind the top end of the base, a rotating roller is rotatably arranged between the brackets, abrasive belts are arranged between the front rotating roller and the rear rotating roller, two supporting pieces are arranged on two sides of the top end of the base, lifting blocks are slidably arranged on the top ends of the supporting pieces, and top frames are arranged on the top ends of the two lifting blocks; the left end of the inner side of the top frame is slidably provided with a tooth block, the top end of the tooth block extends through the top frame and is provided with a hydraulic cylinder, the front surface and the rear surface of the tooth block are respectively meshed with a first large gear, a central hole of the first large gear is in interference fit with a rotating shaft, the surface of the rotating shaft is in interference fit with a first rotating block, the bottom end of the first rotating block is provided with a clamping block I, and the right end of the rotating shaft at the front side extends to the right end of the inner side of the top frame and is provided with an auxiliary clamping piece; the bottom of lifting block slides and extends into support piece and screw thread installation has the screw rod, the bottom interference fit of screw rod has bevel gear one, the surface engagement of bevel gear one has bevel gear two, two interference fit has the bull stick between the bevel gear two, the right-hand member of bull stick extends support piece and installs the turn button.

Preferably, a driving machine is mounted at one end of the rotating roller.

Preferably, a dust collector is arranged at the rear end of the inner side of the top frame.

Preferably, the auxiliary clamping member includes: the gear wheel is characterized by comprising a second large gear, a small gear and a third large gear, the right end of the rotating shaft is in interference fit with the second large gear, two small gears are meshed with the surface of the second large gear, the two small gears are meshed with each other in sequence, and the third large gear is meshed with the small gear on the rear side.

Preferably, the central holes of the pinion and the third gear are in interference fit with a connecting shaft, the rotating shaft on the surface of the second gear and the connecting shaft on the surface of the third gear are in interference fit with a second rotating block, and the bottom end of the second rotating block is provided with a second clamping block.

Preferably, an outer protection block is arranged on the surface of the part of the rotating rod between the two supporting pieces.

Compared with the prior art, the utility model has the beneficial effects that: this bent axle abrasive band polisher with adjustable strengthens the stability of bent axle processing through auxiliary clamp to drive the screw rod through rotating the knob and rotate, change the height of elevating block, and then change the height of centre gripping bent axle, consequently adjust the distance between bent axle and the abrasive band, the practicality is stronger.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a schematic view of the auxiliary clamping member in fig. 2.

In the figure: 1. base, 2, support, 3, roller, 4, abrasive belt, 41, driving machine, 5, support, 6, lifting block, 7, top frame, 8, dust collector, 9, hydraulic cylinder, 10, tooth block, 11, big gear one, 12, pivot, 13, rotating block one, 14, clamping block one, 15, auxiliary clamping piece, 151, big gear two, 152, pinion, 153, big gear three, 154, connecting shaft, 155, rotating block two, 156, clamping block two, 16, screw, 17, bevel gear one, 18, bevel gear two, 19, rotary rod, 20, outer protection block, 21, rotary button.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: an adjustable crankshaft belt sander comprising: the base 1, install a pair of support 2 around the top of base 1, rotate and install the roller 3 between the support 2, install the abrasive band 4 between the roller 3 around, both sides of the top of base 1 are installed a support 5, the top of support 5 slidably installs the lifting block 6, the roof rack 7 is installed on the top of two lifting blocks 6, through the above-mentioned height that is convenient for change roof rack 7;

the left end of the inner side of the top frame 7 is slidably provided with a tooth block 10, the top end of the tooth block 10 extends through the top frame 7 and is provided with a hydraulic cylinder 9, the front surface and the rear surface of the tooth block 10 are respectively meshed with a first large gear 11, the central hole of the first large gear 11 is in interference fit with a rotating shaft 12, the surface of the rotating shaft 12 is in interference fit with a first rotating block 13, the bottom end of the first rotating block 13 is provided with a clamping block 14, the right end of the front rotating shaft 12 extends to the right end of the inner side of the top frame 7 and is provided with an auxiliary clamping piece 15, and the stability of a crankshaft is conveniently enhanced through the auxiliary clamping piece 15;

the bottom of lifting block 6 slides and extends into support 5 and screw thread installation has screw rod 16, and the bottom interference fit of screw rod 16 has bevel gear one 17, and the surface engagement of bevel gear one 17 has bevel gear two 18, and interference fit has bull stick 19 between two bevel gears two 18, and the right-hand member of bull stick 19 extends support 5 and installs turn button 21, through the lift of above-mentioned lifting block 6 of being convenient for drive.

Preferably, a driving machine 41 is mounted at one end of the rotating roller 3, and the rotating roller 3 is driven to rotate by the driving machine.

Preferably, a dust collector 8 is mounted at the rear end of the inner side of the top frame 7, and the dust collector 8 absorbs the processed dust.

Preferably, further, the auxiliary clamping member 15 includes: the second large gear 151, the small gear 152 and the third large gear 153 are in interference fit with the second large gear 151 at the right end of the rotating shaft 12, the two small gears 152 are meshed with the surface of the second large gear 151, the two small gears 152 are meshed sequentially, the third large gear 153 is meshed with the rear small gear 152, and the second large gear 151 and the third large gear 153 can rotate reversely conveniently.

As a preferable scheme, the central holes of the pinion 152 and the third gearwheel 153 are respectively in interference fit with a connecting shaft 154, the surface rotating shaft 12 of the second gearwheel 151 and the surface connecting shaft 154 of the third gearwheel 153 are respectively in interference fit with a second rotating block 155, a second clamping block 156 is arranged at the bottom end of the second rotating block 155, and the second clamping block and the first gearwheel 11 are synchronously rotated.

Preferably, further, the outer protection block 20 is arranged on the surface of the part of the rotating rod 19 between the two supporting pieces 5, so that the rotating rod 19 is protected conveniently.

The abrasive belt, the driving machine, the dust collector and the hydraulic cylinder are in the prior art, and only the abrasive belt, the driving machine, the dust collector and the hydraulic cylinder meet the requirements of the scheme.

Working principle: when the electric appliance component is used, the crankshaft is placed between the clamping blocks I14 and II 156 on two sides, the tooth block 10 is driven to move through the hydraulic cylinder 9, the large gears I11 on two sides are driven to rotate, the rotating shaft 12 is driven to rotate, the auxiliary clamping piece 15 is driven to rotate in the same way, the clamping blocks I14 and II 156 clamp the crankshaft, then the rotating knob 21 drives the rotating rod 19 to rotate according to the actual height, the bevel gear II 18 and the bevel gear I17 are meshed, the screw 16 is driven to rotate, the lifting block 6 is driven to lift, the height of the top frame 7 is changed, and the practicability is high.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation; also, unless expressly specified and limited otherwise, the terms "disposed," "mounted," "connected," "fixedly mounted," and the like should be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An adjustable crankshaft belt sander comprising: the base (1) is characterized in that a pair of brackets (2) are arranged on the front and rear of the top end of the base (1), a rotating roller (3) is rotatably arranged between the brackets (2), an abrasive belt (4) is arranged between the front and rear rotating rollers (3), two supporting pieces (5) are arranged on two sides of the top end of the base (1), lifting blocks (6) are slidably arranged on the top ends of the supporting pieces (5), and top frames (7) are arranged on the top ends of the two lifting blocks (6);

the left end of the inner side of the top frame (7) is slidably provided with a tooth block (10), the top end of the tooth block (10) extends through the top frame (7) and is provided with a hydraulic cylinder (9), the front surface and the rear surface of the tooth block (10) are respectively meshed with a first large gear (11), a central hole of the first large gear (11) is in interference fit with a rotating shaft (12), the surface of the rotating shaft (12) is in interference fit with a first rotating block (13), the bottom end of the first rotating block (13) is provided with a first clamping block (14), and the right end of the rotating shaft (12) on the front side extends to the right end of the inner side of the top frame (7) and is provided with an auxiliary clamping piece (15);

the bottom of lifting block (6) slip extends into support piece (5) and screw thread installation has screw rod (16), the bottom interference fit of screw rod (16) has bevel gear one (17), the surface meshing of bevel gear one (17) has bevel gear two (18), and interference fit has bull stick (19) between two bevel gears two (18), the right-hand member of bull stick (19) extends support piece (5) and installs turn button (21).

2. An adjustable crank belt sander according to claim 1, characterized in that one end of the roller (3) is fitted with a drive machine (41).

3. An adjustable crank belt sander according to claim 1, characterized in that the inside rear end of the top frame (7) is fitted with a suction cleaner (8).

4. An adjustable crankshaft belt sander according to claim 1, wherein the auxiliary clamp (15) comprises: the gear box comprises a second large gear (151), a small gear (152) and a third large gear (153), wherein the second large gear (151) is in interference fit with the right end of the rotating shaft (12), the two small gears (152) are meshed with the surface of the second large gear (151), the two small gears (152) are meshed in sequence, and the third large gear (153) is meshed with the small gear (152) on the rear side.

5. An adjustable crankshaft abrasive belt polisher according to claim 4, characterized in that the central holes of the pinion (152) and the third gear wheel (153) are both in interference fit with a connecting shaft (154), the surface rotating shaft (12) of the second gear wheel (151) and the surface connecting shaft (154) of the third gear wheel (153) are both in interference fit with a second rotating block (155), and the bottom end of the second rotating block (155) is provided with a second clamping block (156).

6. An adjustable crank belt sander according to claim 1, characterized in that the rotating rod (19) is surface-mounted with an outer shoe (20) at the location between the two supports (5).