CN212351563U

CN212351563U - High-precision surface grinding machine for hydraulic motor flange

Info

Publication number: CN212351563U
Application number: CN202020462664.0U
Authority: CN
Inventors: 陈益康
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2021-01-15
Anticipated expiration: 2030-04-02

Abstract

The utility model discloses a high-precision surface grinding machine for a hydraulic motor flange, which comprises a fixed bracket, the fixed bracket comprises a fixed bracket and connecting rods, a rotary polishing structure is fixedly arranged on the fixed bracket and comprises a fixed auxiliary mechanism, the fixed auxiliary mechanism comprises a plurality of vertical connecting rods which are arranged at equal intervals on the circumference, horizontal connecting rods are fixedly arranged at the top ends of the vertical connecting rods and are connected with each other, the bottom ends of the connecting points of the horizontal connecting rods are vertically and fixedly provided with vertical rods, and the bottom ends of the vertical rods are fixedly provided with fixed bottom blocks. Therefore, the bottom end of the polishing sand column is comprehensively utilized, the final unevenness of the polishing sand column is prevented, and the technical problem provided by the technical background is solved.

Description

High-precision surface grinding machine for hydraulic motor flange

Technical Field

The utility model relates to a grinding device technical field specifically is a high accuracy flat grinder is used to hydraulic motor flange.

Background

The hydraulic motor is an actuator of a hydraulic system, and converts the pressure energy of the fluid provided by the hydraulic pump into the mechanical energy (torque and rotation speed) of its output shaft, and the fluid is the medium for transmitting force and motion. The hydraulic motor, also called as oil motor, is mainly applied to injection molding machinery, ships, lifting machines, engineering machinery, construction machinery, coal mine machinery, mining machinery, metallurgical machinery, ship machinery, petrochemical industry, port machinery and the like, and the high-speed motor gear motor has the advantages of small volume, light weight, simple structure, good manufacturability, insensitivity to oil pollution, impact resistance, small inertia and the like. The defects of large torque pulsation, low efficiency, small starting torque (only 60% -70% of rated torque), poor low-speed stability and the like are overcome, and grinding is an important processing step for ensuring the flange processing precision in the processing process of the hydraulic motor. The traditional grinding machine polishes a workpiece by means of a side cylindrical surface of a grinding wheel, and in the polishing process, the side cylindrical surface of the grinding wheel is not in all-dimensional contact with the workpiece, so that the diameters of side cylinders of the grinding wheel are different after the grinding is carried out for a period of time, and the workpiece machined later is low in precision. Therefore, the utility model provides a high accuracy surface grinder is used to hydraulic motor flange to solve the problem that proposes in the above-mentioned background art.

Disclosure of Invention

An object of the utility model is to provide a high accuracy surface grinder is used to hydraulic motor flange to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a high-precision surface grinding machine for a hydraulic motor flange comprises a fixed support, wherein the fixed support comprises a fixed frame and connecting rods, a rotary polishing structure is fixedly arranged on the fixed support and comprises a fixed auxiliary mechanism, the fixed auxiliary mechanism comprises a plurality of vertical connecting rods which are arranged at equal intervals on the circumference, horizontal connecting rods are fixedly arranged at the top ends of the vertical connecting rods and are connected with each other, vertical rods are vertically and fixedly arranged at the bottom ends of connecting points of the horizontal connecting rods, a fixed bottom block is fixedly arranged at the bottom ends of the vertical rods, auxiliary fixed wheels are fixedly arranged at the bottom ends of the vertical connecting rods, annular grooves are formed in the auxiliary fixed wheels, gear teeth which are arranged at equal intervals on the circumference are arranged in the annular grooves, a polishing structure and a rotary auxiliary mechanism are arranged on the fixed auxiliary mechanism, the polishing structure comprises a rotating rod, and gears are arranged at, the gear meshes with the teeth of a cogwheel mutually, the coaxial polishing sand column that is equipped with in bottom of bull stick, the fixed first motor that is equipped with in top of bull stick, coaxial fixed connection between the output shaft of first motor and the bull stick, rotate the second rotary drum on vertical pole is located including the first rotary drum of cover on locating the bull stick and cover to the auxiliary mechanism, the fixed disk that is equipped with in top of first rotary drum, through bolt fixed connection between first motor and the fixed disk, be connected with the connecting rod between first rotary drum and the second rotary drum.

As a further proposal of the utility model, the bottom end of the rotary polishing structure is provided with a lifting workbench, the lifting workbench comprises a base, the inside of the bottom end of the base is provided with a cylindrical groove, the middle of the base is provided with a through hole in a penetrating way, the top end of the through hole is provided with a sinking groove, the position of the upper end of the base close to the edge is provided with a plurality of guide posts which are arranged at equal intervals, the upper end of the base is provided with an electromagnetic workbench, the position of the ground of the electromagnetic workbench close to the edge is provided with a plurality of guide rod chutes which are arranged at equal intervals, the middle of the bottom end of the electromagnetic workbench is provided with a threaded hole, a lead screw is arranged between the base and the electromagnetic workbench and is positioned in the threaded hole, the position of the lead screw close to the bottom end is fixedly provided with a limiting block, the bottom end of the limiting block is fixedly provided, the electromagnetic workbench is lifted to drive the flange plate workpiece to move up and down, and polishing is achieved.

As the utility model discloses further scheme again, sliding connection between guide pillar and the guide arm spout, the electromagnetic worktable of being convenient for steadily reciprocates.

As the utility model discloses further scheme again, threaded connection between lead screw and the screw hole, the rotation of lead screw drives electromagnetic workbench and reciprocates.

As the utility model discloses further scheme again, the fixed projection that is equipped with in centre of electromagnetism workstation upper end prevents that the suction of electromagnetism workstation is not powerful enough, leads to the ring flange work piece to break away from the magnetism and connects and the departure goes, and the ring flange still overlaps when leading to the work piece to break away from the magnetism and establishes on fixed projection.

As the utility model discloses scheme further still, rotate between second rotary drum and the vertical pole and be connected, rotate between rotary drum and the first rotary drum and be connected, around vertical pole turnover when being convenient for cut open the light structure rotation.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a revolution can be done after the husky post rotation of polishing that sets up to bottom and the work piece contact through the husky post of polishing are polished, thereby has realized the husky post bottom of polishing and has utilized comprehensively, prevents the final unevenness of the husky post of polishing, has solved the technical problem who proposes in the above-mentioned technical background.

Drawings

Fig. 1 is a schematic structural view of a high-precision surface grinding machine for a hydraulic motor flange.

Fig. 2 is a schematic structural diagram of a fixing bracket in a high-precision surface grinding machine for a hydraulic motor flange.

Fig. 3 is an exploded view of a rotary polishing structure in a high-precision surface grinding machine for a hydraulic motor flange.

Fig. 4 is a schematic structural view of an auxiliary fixed wheel in the high-precision surface grinding machine for the hydraulic motor flange.

Fig. 5 is an exploded view of a lifting table in a high-precision surface grinder for a hydraulic motor flange.

In the figure: a fixed bracket 1; a fixed frame 11; a connecting rod 12; rotating the polishing structure 2; a fixing assistance mechanism 21; vertical connecting rods 211, horizontal connecting rods 212; a vertical rod 213; an auxiliary fixed wheel 214; the annular groove 2141; cog 2142; a fixed bottom block 2131; a light sectioning structure 22; a rotating rod 221; a gear 222; a polished sand column 223; a first motor 224; a rotation assist mechanism 23; a first drum 231; a fixed disk 2311; a second drum 232; a link 233;

a lifting table 3; a base 31; a cylindrical groove 311; a through-hole 312; a sink tank 313; a guide post 314; an electromagnetic table 32; a fixed boss 321; a guide bar runner 322; a threaded hole 323; a screw 33; a stopper 331; a rotary post 332; a motor 333.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, in an embodiment of the present invention, a high precision surface grinder for a hydraulic motor flange includes a fixing bracket 1, the fixing bracket 1 includes a fixing frame 11 and a connecting rod 12, a rotary polishing structure 2 is fixedly disposed on the fixing bracket 1, the rotary polishing structure 2 includes a fixing auxiliary mechanism 21, the fixing auxiliary mechanism 21 includes a plurality of vertical connecting rods 211 arranged at equal intervals in a circle, horizontal connecting rods 212 are fixedly disposed at top ends of the vertical connecting rods 211, the horizontal connecting rods 212 are connected with each other, a vertical rod 213 is vertically and fixedly disposed at a bottom end of a connecting point of the horizontal connecting rods 212, a fixed bottom block 2131 is fixedly disposed at a bottom end of the vertical connecting rods 211, an annular groove 2141 is disposed inside the auxiliary fixing wheel 214, gear teeth 2142 arranged at equal intervals in a circle are disposed in the annular groove 2141, a polishing structure 22 and a rotary auxiliary mechanism 23 are disposed on the fixing auxiliary mechanism 21, the polishing structure 22 includes a rotating rod 221, a gear 222 is disposed at a position of the rotating rod 221 near the bottom end, the gear 222 is engaged with the gear teeth 2142, a polishing sand column 223 is coaxially disposed at the bottom end of the rotating rod 221, a first motor 224 is fixedly disposed at the top end of the rotating rod 221, an output shaft of the first motor 224 is coaxially and fixedly connected with the rotating rod 221, the rotation assisting mechanism 23 includes a first rotating tube 231 sleeved on the rotating rod 221 and a second rotating tube 232 sleeved on the vertical rod 213, a fixed disc 2311 is fixedly disposed at the top end of the first rotating tube 231, the first motor 224 is fixedly connected with the fixed disc 2311 through bolts, and a connecting rod 233 is connected between the first rotating tube 231 and the second rotating tube 232.

It should be noted that the top end of the auxiliary fixing mechanism 21 and the top end of the fixing frame 11 are tightly welded and fixed, and the base 31 and the connecting rod 12 are tightly welded and fixed.

In this embodiment, a lifting platform 3 is disposed at the bottom end of the rotary polishing structure 2, the lifting platform 3 includes a base 31, a cylindrical groove 311 is disposed inside the bottom end of the base 31, a through hole 312 is disposed through the middle of the base 31, a sinking groove 313 is disposed at the top end of the through hole 312, a plurality of guide posts 314 arranged at equal intervals circumferentially are disposed at the position close to the edge of the upper end of the base 31, an electromagnetic working table 32 is disposed at the upper end of the base 31, a plurality of guide rod sliding grooves 322 arranged at equal intervals circumferentially are disposed at the position close to the edge of the ground of the electromagnetic working table 32, a threaded hole 323 is disposed at the middle of the bottom end of the electromagnetic working table 32, a lead screw 33 is disposed between the base 31 and the electromagnetic working table 32, the lead screw 33 is located in the threaded hole 323, a limit block 331 is fixedly disposed at the position close to the bottom end of the, the bottom end of the rotating column 332 is fixedly provided with a motor 333, and an output shaft of the motor 333 is coaxially and fixedly connected with the rotating column 332, so that the electromagnetic workbench 32 is lifted to drive the flange plate workpiece to move up and down, and polishing is realized.

Furthermore, the guide post 314 is slidably connected with the guide rod sliding groove 322, so that the electromagnetic worktable 32 can stably move up and down.

Besides, the screw rod 33 is in threaded connection with the threaded hole 323, and the rotation of the screw rod 33 drives the electromagnetic workbench 32 to move up and down.

It is worth mentioning that the size of the guide post 314 is matched with the size of the guide rod sliding groove 322, and the size of the screw rod 33 is matched with the size of the threaded hole 323, so that the structure is convenient to adapt and mount.

It should be noted that the middle of the upper end of the electromagnetic worktable 32 is fixedly provided with the fixed convex column 321, so as to prevent the flange plate workpiece from flying out due to the separation of the magnetic connection when the suction force of the electromagnetic worktable 32 is not strong enough, and the flange plate is still sleeved on the fixed convex column 321 when the workpiece is separated from the magnetic connection.

In this embodiment, the second rotating cylinder 232 is rotatably connected to the vertical rod 213, and the rotating rod 221 is rotatably connected to the first rotating cylinder 231, so that the light splitting structure 22 rotates around the vertical rod 213.

Further, the second drum 232 is sized to fit the vertical rod 213, and the rotating rod 221 is sized to fit the first drum 231, facilitating the fitting of the structure.

The utility model discloses a theory of operation is: the flange is sleeved on the fixed convex column 321, the processing surface of the flange is upward, the electromagnetic workbench 32 is started, the flange is absorbed on the electromagnetic workbench 32, then the first motor 224 is started, the output shaft of the first motor 224 rotates to drive the rotating rod 221 to rotate, the gear 222 and the polishing sand column 223 rotate along the rotating rod 221, the gear 222 is meshed with the gear teeth 2142, the polishing structure 22 rotates along the auxiliary fixed wheel 214 due to the rotation of the gear 222, the rotation auxiliary mechanism 23 rotates by taking the vertical rod 213 as an axis in the process, the polishing sand column 223 revolves around the vertical rod 213 while rotating, then the motor 333 is started, the output shaft of the motor 333 rotates to drive the screw rod 33, the screw rod 33 is in threaded connection with the threaded hole 323, and therefore the rotating motion state of the screw rod 33 is converted into the up-down-moving motion state of the electromagnetic workbench 32, and the workpiece is pushed upwards to be in contact with the bottom end surface of the polishing sand column 223, the polishing of the glass is realized.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high accuracy surface grinder for hydraulic motor flange, including fixed bolster (1), a serial communication port, fixed bolster (1) includes mount (11) and connecting rod (12), fixed being equipped with on fixed bolster (1) and rotating polishing structure (2), rotating polishing structure (2) includes fixed complementary unit (21), fixed complementary unit (21) include a plurality of vertical connecting rod (211) that are circumference equidistant range, the top of vertical connecting rod (211) all is fixed and is equipped with horizontal connecting rod (212), interconnect between horizontal connecting rod (212), the bottom of horizontal connecting rod (212) tie point is vertical fixed and is equipped with vertical pole (213), the bottom mounting of vertical pole (213) is equipped with fixed bottom block (2131), the bottom mounting of a plurality of vertical connecting rod (211) is equipped with supplementary tight pulley (214), the inside of supplementary tight pulley (214) has seted up ring channel (2141), gear teeth (2142) which are circumferentially arranged at equal intervals are arranged in the annular groove (2141), a fixing auxiliary mechanism (21) is provided with a polishing structure (22) and a rotating auxiliary mechanism (23), the polishing structure (22) comprises a rotating rod (221), a gear (222) is arranged at a position, close to the bottom end, of the rotating rod (221), the gear (222) is meshed with the gear teeth (2142), the bottom end of the rotating rod (221) is coaxially provided with a polishing sand column (223), the top end of the rotating rod (221) is fixedly provided with a first motor (224), an output shaft of the first motor (224) is coaxially and fixedly connected with the rotating rod (221), the rotating auxiliary mechanism (23) comprises a first rotating cylinder (231) sleeved on the rotating rod (221) and a second rotating cylinder (232) sleeved on the vertical rod (213), the top end of the first rotating cylinder (231) is fixedly provided with a fixed disc (2311), and the first motor (224) is fixedly connected with the fixed disc (2311) through bolts, a connecting rod (233) is connected between the first rotating drum (231) and the second rotating drum (232).

2. The high-precision surface grinding machine for the hydraulic motor flange as claimed in claim 1, wherein a lifting workbench (3) is arranged at the bottom end of the rotary polishing structure (2), the lifting workbench (3) comprises a base (31), a cylindrical groove (311) is arranged inside the bottom end of the base (31), a through hole (312) is arranged in the middle of the base (31) in a penetrating manner, a sinking groove (313) is arranged at the top end of the through hole (312), a plurality of guide posts (314) which are arranged at equal intervals on the circumference are arranged at the position, close to the edge, of the upper end of the base (31), an electromagnetic workbench (32) is arranged at the upper end of the base (31), a plurality of guide rod sliding grooves (322) which are arranged at equal intervals on the circumference are arranged at the position, close to the edge, on the ground of the electromagnetic workbench (32), a threaded hole (323) is arranged in the middle of the bottom end of the electromagnetic workbench (, the screw rod (33) is located the screw hole (323), the position that the screw rod (33) is close to the bottom is fixed and is equipped with stopper (331), the bottom mounting of stopper (331) is equipped with rotary column (332), rotary column (332) pass through-hole (312), stopper (331) are located heavy groove (313), the bottom mounting of rotary column (332) is equipped with motor (333), coaxial fixed connection between the output shaft of motor (333) and rotary column (332).

3. A high-precision surface grinder for hydraulic motor flanges as claimed in claim 2, characterized in that the guide posts (314) are slidably connected with the guide bar sliding grooves (322).

4. A high-precision surface grinder for hydraulic motor flanges as claimed in claim 2, characterized in that the screw rod (33) is in threaded connection with the threaded hole (323).

5. The high-precision surface grinding machine for the hydraulic motor flange as claimed in claim 2, wherein a fixing convex column (321) is fixedly arranged in the middle of the upper end of the electromagnetic workbench (32).

6. A high-precision surface grinder for hydraulic motor flanges as claimed in claim 1, characterized in that the second rotating cylinder (232) is rotatably connected with the vertical rod (213), and the rotating rod (221) is rotatably connected with the first rotating cylinder (231).