CN215147447U

CN215147447U - Centerless grinding machine for grinding of bent shaft parts

Info

Publication number: CN215147447U
Application number: CN202121310396.1U
Authority: CN
Inventors: 孙名瑞; 殷雄志; 苏俊超; 左玉峰
Original assignee: Wuhan Sinotec Co ltd
Current assignee: Wuhan Sinotec Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-14
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a centerless grinding machine for grinding bent shaft parts, which comprises a bottom plate, wherein a group of first fixed blocks and second fixed blocks are fixedly arranged on the upper surface of the bottom plate, a first motor is started to drive a main grinding wheel to rotate through a driven belt pulley, and a second motor is started to drive a worm wheel and a first lead screw to rotate at a low speed and stably, so that the main grinding wheel is driven to displace, and the horizontal grinding of the bent shaft parts is realized; the first sliding plate and the clamping device are pushed to move by rotating the handle, the shaft is quickly moved to the position of the main grinding wheel, the second sliding plate and the auxiliary grinding wheel are pushed to accurately slide to the position of the bent shaft along the upper surface of the first sliding plate by rotating the adjusting nut, and the auxiliary grinding wheel and the fourth motor rotate along the edge of the turntable, so that the bent shaft is ground; a set of arc clamp splice can be through first bolt along sixth spout displacement to can be convenient for adjust the high installation bent axle shaft member of installation, fasten first bolt and second bolt centre gripping bent axle.

Description

Centerless grinding machine for grinding of bent shaft parts

Technical Field

The utility model relates to a measuring device technical field specifically is a centerless grinder is used in bent axle shaft part abrasive machining.

Background

The grinding machining of shaft part belongs to and accurate processing in machining, including cylindrical grinding, internal grinding, plane grinding, centerless grinding, basically carry out grinding work through the emery wheel of high-speed rotation, in centerless grinding usually, when carrying out grinding work to bent shaft part, face a great deal of problem, if the centre gripping is fixed to be difficult to carry out the contact grinding fast with the emery wheel, simultaneously in order to guarantee the machining precision, the high-speed butt joint of realizing accurate and bent shaft part surface of single promotion rotation emery wheel is difficult to for this reason we propose a centerless grinding machine for bent shaft part grinding machining and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a centerless grinder is used in bent axle shaft part abrasive machining 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 centerless grinding machine for grinding a bent shaft part comprises a bottom plate, wherein a group of first fixed blocks and a group of second fixed blocks are fixedly arranged on the upper surface of the bottom plate, a first sliding groove and a second sliding groove are respectively formed in the side surfaces and the upper surface of the group of first fixed blocks, a first sliding plate is arranged in the first sliding groove in a sliding manner, a fourth sliding groove is arranged on the upper surface of the first sliding plate, a coarse adjustment mechanism is rotationally clamped on the side surface, a clamping device is fixedly arranged at one end of the upper surface of the first sliding plate, a second sliding plate is arranged in the fourth sliding groove and the group of second sliding grooves in a sliding manner, a fifth sliding groove is arranged on the upper surface of the second sliding plate, and the side surface is rotationally clamped with a fine adjustment mechanism, an auxiliary grinding device is arranged in the fifth chute in a sliding way, the upper surface of the second fixing block is provided with a third sliding chute, a main grinding device is arranged in the third sliding chute in a sliding mode, and a moving mechanism is sleeved at the bottom end of the main grinding device in a threaded mode.

Preferably, the main grinding device comprises a first motor, the bottom end of the first motor is fixedly connected with the moving mechanism, the output end of the first motor is movably sleeved with a shield and fixedly provided with a conveying belt mechanism, and a driven belt wheel of the conveying belt mechanism is fixedly connected with a main grinding wheel.

Preferably, the moving mechanism comprises a second motor, the bottom end of the second motor is fixedly mounted on the upper surface of a second fixed block, a worm is fixedly arranged at the output end of the second motor, a worm wheel is connected with the worm in a meshed mode, a first lead screw is fixedly arranged on the side surface of the worm wheel, an installation sliding seat is sleeved at the other end of the first lead screw in a threaded mode, the end face of the other end of the first lead screw is rotatably connected with the inner wall of a third sliding groove, the bottom end of the installation sliding seat is slidably arranged in the third sliding groove, and the upper surface of the installation sliding seat is fixedly connected with the bottom end of the first motor and the bottom end of a protective cover.

Preferably, the coarse adjustment mechanism comprises a handle, a second lead screw is fixedly arranged at one end of the handle, a first support is sleeved on the second lead screw in a threaded manner, the other end of the second lead screw is rotatably connected with the side surface of the first sliding plate, and the bottom end of the first support is fixedly arranged on the upper surface of the bottom plate.

Preferably, the fine adjustment mechanism comprises an adjusting nut, a third screw rod is sleeved in an internal thread of the adjusting nut, a second support is sleeved in a threaded manner of the third screw rod, and the other end of the third screw rod is rotatably connected with the side face of the second sliding plate.

Preferably, the auxiliary grinding device comprises an air cylinder, a sliding frame is fixedly connected to the movable end of the air cylinder, the bottom end of the sliding frame is slidably arranged in a fifth sliding groove, a third motor is fixedly arranged on the side surface of the sliding frame, the output end of the third motor movably penetrates through the sliding frame, a rotary table is fixedly arranged on the outer side of the rotary table, a fourth motor is fixedly arranged on the edge of the other side surface of the rotary table, and an auxiliary grinding wheel is fixedly arranged on the output end of the fourth motor.

Preferably, the clamping device comprises a group of L-shaped fixed blocks, a group of sixth sliding grooves are formed in the side surfaces of the L-shaped fixed blocks, first bolts are arranged in the sixth sliding grooves in a sliding mode, the bottom ends of the first bolts are respectively in threaded connection with arc-shaped clamping blocks, and a group of second bolts are sleeved on the outer surface of the upper end of each arc-shaped clamping block in a threaded mode.

Preferably, the bottom surface of the second sliding plate is fixedly provided with three convex sliding blocks, and the convex sliding blocks are respectively arranged in the second sliding groove and the fourth sliding groove in a sliding manner.

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

1. the first motor is started to drive the main grinding wheel to rotate through the driven belt wheel, and the second motor is started to enable the worm to drive the worm wheel and the first screw rod to rotate stably at a low speed, so that the main grinding wheel is driven to move, and the shaft part is ground horizontally;

2. the first sliding plate and the clamping device are pushed to move by rotating the handle, the shaft is quickly moved to the position of the main grinding wheel, the second sliding plate and the auxiliary grinding wheel are pushed to accurately slide to the position of the bent shaft along the upper surface of the first sliding plate by rotating the adjusting nut, and the auxiliary grinding wheel and the fourth motor rotate along the edge of the turntable, so that the bent shaft is ground;

3. a set of arc clamp splice can be through first bolt along sixth spout displacement to can be convenient for adjust the high installation bent axle shaft member of installation, fasten first bolt and second bolt centre gripping bent axle.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the auxiliary grinding device of the present invention;

FIG. 3 is a schematic view of the structure clamping device of the present invention;

FIG. 4 is a schematic view of the main grinding device of the present invention;

in the figure: 1. a base plate; 2. a first fixed block; 21. a first chute; 22. a second chute; 3. a second fixed block; 31. a third chute; 32. a shield; 4. a first slide plate; 41. a fourth chute; 5. a second slide plate; 51. a fifth chute; 52. a male slider; 6. a main grinding device; 61. a first motor; 62. a conveyor belt mechanism; 63. a main grinding wheel; 7. a moving mechanism; 71. a second motor; 72. a worm; 73. a worm gear; 74. a first lead screw; 75. installing a sliding seat; 8. a coarse adjustment mechanism; 81. a handle; 82. a second lead screw; 83. a first bracket; 9. a fine adjustment mechanism; 91. adjusting the nut; 92. a second bracket; 93. a third screw rod; 10. auxiliary grinding devices; 101. a cylinder; 102. a carriage; 103. a third motor; 104. a turntable; 105. a fourth motor; 106. auxiliary grinding wheels; 11. a clamping device; 111. an L-shaped fixed block; 112. a sixth chute; 113. a first bolt; 114. an arc-shaped clamping block; 115. and a second bolt.

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. 1-4, the present invention provides a technical solution: a centerless grinding machine for grinding of a bent shaft part comprises a base plate 1, wherein a group of first fixing blocks 2 and a group of second fixing blocks 3 are fixedly arranged on the upper surface of the base plate 1, the group of first fixing blocks 2 and the group of second fixing blocks 3 are respectively and fixedly arranged at two ends of the upper surface of the base plate 1, a group of first sliding grooves 21 and second sliding grooves 22 are respectively arranged on the side surfaces and the upper surface of the first fixing blocks 2, a first sliding plate 4 is arranged in the first sliding grooves 21 in a sliding mode, the first sliding plate 4 slides along the first sliding grooves 21, a fourth sliding groove 41 is arranged on the upper surface of the first sliding plate 4, a coarse adjusting mechanism 8 is clamped on the side surface in a rotating mode, the coarse adjusting mechanism 8 can enable the first sliding plate 4 to move along the first sliding grooves 21, a clamping device 11 is fixedly arranged at one end of the upper surface of the first sliding plate 4, a second sliding plate 5 is arranged in the fourth sliding groove 41 and the group of second sliding grooves 22 in a sliding mode, second slide 5 slides in fourth spout 41 and a set of second spout 22 to first slide 4 can drive the displacement of second slide 5, fifth spout 51 has been seted up to second slide 5 upper surface, and the side surface rotates the joint and has fine tuning 9, and fine tuning 9 enables second slide 5 along the displacement of fourth spout 41, and when not adjusting, can make second slide 5 and first slide 4 fixed connection, it is equipped with supplementary grinding device 10 to slide in fifth spout 51, and supplementary grinding device 10 slides along fifth spout 51, third spout 31 has been seted up to 3 upper surfaces of second fixed block, it is equipped with main grinding device 6 to slide in third spout 31, and main grinding device 6 slides along third spout 31, 6 bottom screw threads of main grinding device have cup jointed moving mechanism 7, make main grinding device 6 along the displacement of third spout 31 through moving mechanism 7.

As an embodiment of the present invention, the main grinding device 6 includes the first motor 61, the first motor 61 bottom and the 7 fixed connection of moving mechanism, the moving mechanism 7 can drive the displacement of the first motor 61, the guard shield 32 has been cup jointed in the activity of the first motor 61 output, and fixed being equipped with the conveyor belt mechanism 62, the driven pulley fixedly connected with main emery wheel 63 of the conveyor belt mechanism 62 starts the first motor 61 and drives the conveyor belt mechanism 62 at the guard shield 32 internal rotation to drive the main emery wheel 63 through the driven pulley and rotate.

As an embodiment of the present invention, the moving mechanism 7 includes a second motor 71, the bottom end of the second motor 71 is fixedly mounted on the upper surface of the second fixed block 3, and the output end of the second motor 71 is fixedly provided with a worm 72, the second motor 71 is fixedly mounted on the upper surface of the second fixed block 3, and the driving worm 72 rotates, the worm 72 is engaged with a worm wheel 73, the side surface of the worm wheel 73 is fixedly provided with a first lead screw 74, so that the worm 72 drives the worm wheel 73 and the first lead screw 74 to rotate with low speed and stability, the other end of the first lead screw 74 is threadedly connected with a mounting slide 75, and the other end of the first lead screw 74 is rotatably connected with the inner wall of the third slide groove 31, the bottom end of the mounting slide 75 is slidably disposed in the third slide groove 31, and the upper surface is fixedly connected with the first motor 61 and the bottom end of the shield 32, so that the first lead screw 74 can drive the mounting slide 75 to slide along the third slide groove 31, and drives the main grinding device 6 to displace together.

As an embodiment of the present invention, coarse adjustment mechanism 8 is including handle 81, the fixed second lead screw 82 that is equipped with of handle 81 one end, first support 83 has been cup jointed to second lead screw 82 screw, and the second lead screw 82 other end rotates with first slide 4 side to be connected, the fixed bottom of first support 83 is located bottom plate 1 upper surface, rotates handle 81 and rotates second lead screw 82, promotes first slide 4 and slides between a set of first fixed block 2 under the effect of first support 83.

As an embodiment of the present invention, the fine adjustment mechanism 9 includes the adjusting nut 91, the third lead screw 93 has been cup jointed to the adjusting nut 91 internal thread, the second support 92 has been cup jointed to the third lead screw 93 screw, and the third lead screw 93 other end rotates with second slide 5 side to be connected, rotates adjusting nut 91 and makes the third lead screw 93 rotate, promotes second slide 5 along the surface slip on first slide 4 under the effect of second support 92.

As an embodiment of the present invention, the auxiliary grinding device 10 includes a cylinder 101, the movable end of the cylinder 101 is fixedly connected with a sliding frame 102, the sliding frame 102 is slidably disposed at the bottom end of the sliding frame in the fifth sliding groove 51, the cylinder 101 pushes the sliding frame 102 to slide along the fifth sliding groove 51, the sliding frame 102 is provided with a third motor 103 on the side surface, so that the third motor 103 and the sliding frame 102 can move together, the output end of the third motor 103 movably runs through the sliding frame 102 and is fixedly provided with a turntable 104, the other side surface edge of the turntable 104 is fixedly provided with a fourth motor 105, the output end of the fourth motor 105 is fixedly provided with an auxiliary grinding wheel 106, the third motor 103 and the fourth motor 105 are started, the fourth motor 105 rotates along the edge of the rotating turntable 104, and the auxiliary grinding wheel 106 can realize the grinding operation of the bent axle by matching with the pushing displacement of the cylinder 101.

As an embodiment of the present invention, clamping device 11 is including a set of L shape fixed block 111, and is a set of sixth spout 112 has all been seted up to L shape fixed block 111 side surface, it is equipped with first bolt 113 to slide in sixth spout 112, and is a set of there is arc clamp splice 114 in first bolt 113 bottom threaded connection respectively, and is a set of second bolt 115 has been cup jointed to arc clamp splice 114 upper end surface screw thread, and a set of arc clamp splice 114 can be through first bolt 113 along sixth spout 112 displacement to can be convenient for adjust the mounting height, and can be convenient for install the bent axle spare, then fasten a set of first bolt 113 and second bolt 115 and accomplish clamping work.

As an embodiment of the present invention, three convex sliding blocks 52 are fixed on the bottom surface of the second sliding plate 5, the convex sliding blocks 52 are respectively slidably disposed in the second sliding grooves 22 and the fourth sliding grooves 41, so that the second sliding plate 5 can be slidably connected to the first sliding plate 4.

The working principle is as follows: the centerless grinder is provided with a main grinding device 6 and an auxiliary grinding device 10, can perform main horizontal grinding work through the main grinding device 6, and when a bent shaft needs to be ground, the auxiliary grinding device 10 is operated, a first motor 61 is started to drive a conveyor belt mechanism 62 to rotate under the protection of a shield 32, a driven belt wheel drives a main grinding wheel 63 to rotate to grind a shaft part, then a second motor 71 is started to drive a worm 72 to rotate a worm wheel 73 and a first screw rod 74 to rotate stably at a low speed, and drives a mounting slide seat 75 and the first motor 61 to displace along a third chute 31 together, so that the horizontal grinding work of the shaft part is rectified, a group of arc-shaped clamping blocks 114 fixedly mounted at one end of the upper surface of a first sliding plate 4 can displace along a sixth chute 112 formed by an L-shaped fixing block 111 through a first bolt 113, so that the mounting height can be conveniently adjusted, and the bent shaft part can be conveniently mounted, then a group of first bolts 113 and second bolts 115 are fastened to finish clamping work, a rough adjusting mechanism 8 and a fine adjusting mechanism 9 are used in the device, a second screw rod 82 is rotated through a rotating handle 81, the first sliding plate 4 and the clamping device 11 are pushed to slide along a group of first fixing blocks 2 under the action of a first support 83, so that a shaft part is quickly contacted with a main grinding wheel 63, then an adjusting nut 91 is rotated to enable a third screw rod 93 to rotate, a second sliding plate 5 and an auxiliary grinding device 10 are pushed to slide along the upper surface of the first sliding plate 4 under the action of a second support 92, then a third motor 103 and a fourth motor 105 are started, so that the fourth motor 105 rotates along the edge of a rotating turntable 104, and meanwhile, a sliding frame 102 is pushed by an air cylinder 101 to slide along a fifth sliding chute 51, so that the auxiliary grinding wheel 106 can grind a bent shaft.

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

Claims

1. A centerless grinding machine for grinding of bent shaft parts comprises a base plate (1) and is characterized in that a group of first fixing blocks (2) and a group of second fixing blocks (3) are fixedly arranged on the upper surface of the base plate (1), a first sliding chute (21) and a second sliding chute (22) are respectively formed in the side surface and the upper surface of each first fixing block (2), a first sliding plate (4) is arranged in each first sliding chute (21) in a sliding mode, a fourth sliding chute (41) is formed in the upper surface of each first sliding plate (4), a coarse adjusting mechanism (8) is connected to the side surface in a rotating mode, a clamping device (11) is fixedly arranged at one end of the upper surface of each first sliding plate (4), a second sliding plate (5) is arranged in each fourth sliding chute (41) and the group of second sliding chutes (22) in a sliding mode, a fifth sliding chute (51) is formed in the upper surface of each second sliding plate (5), and a fine adjusting mechanism (9) is connected to the side surface in a rotating mode, the grinding device is characterized in that an auxiliary grinding device (10) is arranged in the fifth sliding groove (51) in a sliding mode, a third sliding groove (31) is formed in the upper surface of the second fixing block (3), a main grinding device (6) is arranged in the third sliding groove (31) in a sliding mode, and a moving mechanism (7) is sleeved at the bottom end of the main grinding device (6) in a threaded mode.

2. The centerless grinder for grinding a bent shaft member according to claim 1, wherein: the main grinding device (6) comprises a first motor (61), the bottom end of the first motor (61) is fixedly connected with the moving mechanism (7), the output end of the first motor (61) is movably sleeved with the protective cover (32) and is fixedly provided with the conveying belt mechanism (62), and the driven belt wheel of the conveying belt mechanism (62) is fixedly connected with the main grinding wheel (63).

3. The centerless grinder for grinding a bent shaft member according to claim 2, wherein: moving mechanism (7) is including second motor (71), second motor (71) bottom fixed mounting is in second fixed block (3) upper surface, and second motor (71) output end is fixed and is equipped with worm (72), worm (72) meshing is connected with worm wheel (73), worm wheel (73) side fixed surface is equipped with first lead screw (74), first lead screw (74) other end screw thread has cup jointed installation slide (75), and just first lead screw (74) other end terminal surface is connected with third spout (31) inner wall rotation, installation slide (75) bottom slides and locates in third spout (31), and upper surface and first motor (61) and guard shield (32) bottom fixed connection.

4. The centerless grinder for grinding a bent shaft member according to claim 1, wherein: coarse adjustment mechanism (8) is including handle (81), the fixed second lead screw (82) that is equipped with of handle (81) one end, first support (83) have been cup jointed to second lead screw (82) screw thread, and second lead screw (82) other end and first slide (4) side rotate to be connected, bottom mounting locates bottom plate (1) upper surface first support (83).

5. The centerless grinder for grinding a bent shaft member according to claim 1, wherein: the fine adjustment mechanism (9) comprises an adjusting nut (91), a third screw rod (93) is sleeved on the inner thread of the adjusting nut (91), a second support (92) is sleeved on the third screw rod (93) in a threaded manner, and the other end of the third screw rod (93) is rotatably connected with the side face of the second sliding plate (5).

6. The centerless grinder for grinding a bent shaft member according to claim 1, wherein: the auxiliary grinding device (10) comprises a cylinder (101), a sliding frame (102) is fixedly connected with the movable end of the cylinder (101), the bottom end of the sliding frame (102) is slidably arranged in a fifth sliding groove (51), a third motor (103) is fixedly arranged on the side surface of the sliding frame (102), the output end of the third motor (103) movably penetrates through the sliding frame (102), a rotating disc (104) is fixedly arranged, a fourth motor (105) is fixedly arranged on the edge of the other side surface of the rotating disc (104), and an auxiliary grinding wheel (106) is fixedly arranged on the output end of the fourth motor (105).

7. The centerless grinder for grinding a bent shaft member according to claim 1, wherein: clamping device (11) is including a set of L shape fixed block (111), and is a set of L shape fixed block (111) side surface has all seted up a set of sixth spout (112), it is equipped with first bolt (113) to slide in sixth spout (112), and is a set of first bolt (113) bottom threaded connection has arc clamp splice (114) respectively, and is a set of second bolt (115) have been cup jointed to arc clamp splice (114) upper end surface screw thread.

8. The centerless grinder for grinding a bent shaft member according to claim 1, wherein: the bottom surface of the second sliding plate (5) is fixedly provided with three convex sliding blocks (52), and the convex sliding blocks (52) are respectively arranged in the second sliding groove (22) and the fourth sliding groove (41) in a sliding manner.