CN210732070U

CN210732070U - Machine part abrasive machining device

Info

Publication number: CN210732070U
Application number: CN201921771373.3U
Authority: CN
Inventors: 李树仁
Original assignee: Suzhou Kekang Machinery Technology Co Ltd
Current assignee: Dalian Zhiyi Machinery Equipment Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-12
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a machine part abrasive machining device, including the back timber, a column, a pedestal, the mounting panel, splint, lower pressure disk, bear the weight of the dish, lift seat and elevating platform, the mounting panel below is provided with the elevating platform through the lifting unit lift, elevating platform week side is provided with the multiunit splint that go up and down to take in and unfold through the elevating platform, it rotates through the bearing and is connected with vertical second threaded rod to pass the mounting panel, second threaded rod top end fixedly connected with fixes the spindle of the third motor on the back timber, the bottom screw thread is pegged graft inside the top of side pipe, side pipe slides and passes the through-hole that the elevating platform center was seted up, the side pipe bottom of being in the elevating platform below rotates through the bearing and is connected with down the pressure disk, rotate under the lower pressure disk and be provided with and bear the dish, it is provided. This machine part abrasive machining device has advantages such as structural design is reasonable, practical reliable, can generally use widely.

Description

Machine part abrasive machining device

Technical Field

The utility model belongs to the technical field of machining equipment, concretely relates to machine part abrasive machining device.

Background

Currently, in the machine manufacturing industry, chucks are a very widely used type of universal fixture. The chuck is a mechanical device used for clamping a workpiece on a machine tool, and is a machine tool accessory for clamping and positioning the workpiece by utilizing the radial movement of movable clamping jaws uniformly distributed on a chuck body. The chuck generally comprises a chuck body, movable jaws and a jaw driving mechanism 3. Chucks are commonly used in lathes, cylindrical grinders and internal grinders, and may also be used in conjunction with various indexing devices for milling and drilling machines.

When the chuck is used for clamping a cylindrical workpiece, one end of the workpiece needs to be clamped into the clamping jaw, and when the workpiece is ground, one end of the workpiece is clamped by the clamping jaw and cannot be ground in time, so that the use is inconvenient, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a machine part abrasive machining device 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 machine part grinding device comprises a top beam, a vertical column, a base, a mounting plate, clamping plates, a lower pressing plate, a bearing plate, a lifting seat and a lifting platform, wherein the vertical column is fixed on one side of the top end surface of the base, the horizontal top beam is fixed on the top end of the vertical column, the horizontal mounting plate is fixed below the top beam through a fixing rod, the lifting platform is arranged below the mounting plate in a lifting way through a lifting assembly, a plurality of groups of clamping plates which are folded and unfolded through the lifting platform are arranged on the periphery of the lifting platform, a vertical second threaded rod is rotatably connected through the mounting plate through a bearing, a crankshaft of a third motor fixed on the top beam is fixedly connected to the top end of the second threaded rod, bottom threads are inserted into the top end of a square tube, the square tube penetrates through a through hole formed in the center of the lifting platform, the bottom end of the square tube below the, the upper end face of the base on one side of the lower pressure plate and the bearing plate is movably and vertically provided with a lifting seat, and a grinding block and a cutting knife for grinding are fixed on the lifting seat through a clamping plate with a locking bolt.

Preferably, the lifting assembly comprises a second motor and a first threaded rod, the second motor is rotatably connected with the mounting plate through a bearing, a crankshaft of the second motor is fixedly connected to the top end of the top beam, the bottom end threads penetrate through threaded holes formed in the lifting platform, and an anti-falling block is fixed to the bottom end.

Preferably, a connecting plate is fixed on the periphery of the mounting plate, two groups of connecting rods which are parallel in equal length are rotatably connected to the outer side wall of the connecting plate through a pin shaft, the outer ends of the two groups of connecting rods are rotatably connected with vertically arranged clamping plates through pin shafts, the middle section of the group of connecting rods is rotatably connected with one end of a push-pull rod through a pin shaft, and the other end of the push-pull rod is rotatably connected to the side wall of the lifting platform through.

Preferably, the bearing disc is rotatably connected to the top end of the bottom shaft through a bearing, the bottom end of the bottom shaft is fixed to the top end face of the base, a connecting pipe is further fixed to the bottom end face of the bearing disc, the connecting pipe is sleeved outside the top end of the bottom shaft, the inner diameter of the connecting pipe is larger than the diameter of the bottom shaft, a gear ring is fixed to the outer edge of the bottom end of the connecting pipe, a gear meshed with the gear ring is fixed to a crankshaft of the first motor, and the first motor is fixed to the top end face of the base.

Preferably, the flexible bottom of the first electric telescopic handle of the vertical setting of fixedly connected with on the face of lift seat top, first electric telescopic handle top is fixed on the roof, the top of the riser of vertical setting is fixed to the roof, the riser bottom mounting is on removing the seat, remove the seat and deviate from the flexible end of the second electric telescopic handle that the one end fixedly connected with level that bears the dish set up, the other end of second electric telescopic handle is fixed on the face of the top of base.

Preferably, a through hole penetrating vertically is further formed in the lifting seat, a vertical retaining rod is slidably arranged through the through hole, the top end of the retaining rod is fixed on the top plate, and the bottom end of the retaining rod is fixed on the top end face of the movable seat.

The utility model discloses a technological effect and advantage: this machine part abrasive machining device, can the centre gripping cylindrical part through elevating platform lift push-and-pull multiunit splint, with cylindrical part axial lead with bear the dish, the coincidence of holding down dish center line, improve and rotate grinding quality, open the splint afterwards and utilize and bear the dish, the fixed cylindrical part of holding down dish roof pressure, make the tip of cylindrical part can be better by the grinding, be more similar to the fixed mode that the manual chuck blocked cylindrical part one end, can improve grinding efficiency, avoid the independent grinding to cylindrical part exposed core, this machine part abrasive machining device, structural design is reasonable, advantages such as practical reliable, can generally use widely.

Drawings

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

fig. 2 is a schematic structural view of a portion a in fig. 1 according to the present invention;

fig. 3 is a schematic view of the structure of the connection plate and the mounting plate of the present invention.

In the figure: the lifting device comprises a vertical column 1, a clamping plate 2, a first electric telescopic rod 3, a second electric telescopic rod 4, a vertical plate 5, a moving seat 6, a base 7, a bottom shaft 8, a first motor 9, a lifting seat 10, a holding rod 11, a bearing plate 12, a connecting pipe 13, a connecting rod 14, a push-pull rod 15, a top beam 16, a connecting plate 17, a second motor 18, a third motor 19, a mounting plate 20, a fixing rod 21, a first threaded rod 22, a lifting table 23, a square pipe 24, a lower pressing plate 25 and a second threaded rod 26.

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.

The utility model provides a machine part grinding device as shown in figures 1-3, which comprises a top beam 16, a vertical column 1, a base 7, a mounting plate 20, a splint 2, a lower pressure plate 25, a bearing plate 12, a lifting seat 10 and a lifting platform 23, wherein one side of the top end surface of the base 7 is fixed with the vertical column 1, the top end of the vertical column 1 is fixed with the horizontal top beam 16, a horizontal mounting plate 20 is fixed under the top beam 16 through a fixing rod 21, the lifting platform 23 is arranged under the mounting plate 20 through a lifting component, a plurality of groups of splints 2 which are folded and unfolded through the lifting platform 23 are arranged around the lifting platform 23, a vertical second threaded rod 26 is connected through the bearing rotation through the mounting plate 20, the top end of the second threaded rod 26 is fixedly connected with a crankshaft of a third motor 19 fixed on the top beam 16, the bottom thread is inserted in the top end of a square tube 24, the square tube 24 slides through a through hole, the bottom end of a square tube 24 below the lifting platform 23 is rotatably connected with a lower pressure plate 25 through a bearing, a bearing plate 12 is rotatably arranged under the lower pressure plate 25, the lifting seat 10 is movably arranged on the top end face of the base 7 on one side of the lower pressure plate 25 and the bearing plate 12 in a lifting mode, and a grinding block and a cutting knife for grinding are fixed on the lifting seat 10 through a clamping plate with a locking bolt.

Specifically, the lifting assembly comprises a second motor 18 and a first threaded rod 22, the second motor 18 is rotatably connected with the mounting plate 20 through a bearing, a crankshaft of the second motor 18 fixed on the top end fixedly connected with top beam 16, a bottom end thread penetrates through a threaded hole formed in the lifting table 23, and an anti-falling block is fixed at the bottom end.

Specifically, a connecting plate 17 is fixed on the periphery of the mounting plate 20, two groups of connecting rods 14 which are parallel in equal length are rotatably connected to the outer side wall of the connecting plate 17 through a pin shaft, the outer ends of the two groups of connecting rods 14 are rotatably connected with the vertically arranged clamping plate 2 through a pin shaft, the middle section of the group of connecting rods 14 is rotatably connected with one end of a push-pull rod 15 through a pin shaft, and the other end of the push-pull rod 15 is rotatably connected to the side wall of the lifting table.

Specifically, bear dish 12 and rotate through the bearing and connect on the top of bottom shaft 8, bottom shaft 8 bottom mounting is on the top face of base 7, still be fixed with connecting pipe 13 on bearing dish 12 bottom face, connecting pipe 13 cover is outside at bottom shaft 8 top, and the connecting pipe 13 internal diameter is greater than the diameter of bottom shaft 8, fix by the ring gear at connecting pipe 13 bottom outer fringe, fix on the spindle of first motor 9 with the gear of ring gear meshing, first motor 9 is fixed on the top face of base 7.

Specifically, the flexible bottom of the first electric telescopic handle 3 of the vertical setting of fixedly connected with on the face of lift seat 10 top, 3 tops of first electric telescopic handle are fixed on the roof, the top at the riser 5 of vertical setting is fixed to the roof, 5 bottom fixings of riser are on removing seat 6, remove seat 6 and deviate from the flexible end of the second electric telescopic handle 4 that the one end fixedly connected with level that bears dish 12 set up, the other end of second electric telescopic handle 4 is fixed on the face of base 7 top.

Specifically, a through hole penetrating vertically is further formed in the lifting seat 10, a vertical retaining rod 11 is slidably arranged through the through hole, the top end of the retaining rod 11 is fixed on the top plate, and the bottom end of the retaining rod is fixed on the top end face of the movable seat 6.

Specifically, when cylindrical parts are ground, the second motor 18 drives the first threaded rod 22 to rotate, the lifting platform 23 is lifted on the first threaded rod 22, the push-pull rod 15 and the connecting rod 14 are utilized to push and pull the clamping plates 2, a plurality of groups of upright columns 1 are unfolded, the cylindrical parts are placed on the bearing plate 12, then the second motor 18 is reversed, the upper ends of the cylindrical parts are clamped by the plurality of groups of clamping plates 2, the axial lines of the cylindrical parts are superposed with the central connecting line of the lower pressing plate 25 and the bearing plate 12, then the plurality of groups of clamping plates 2 are removed by the rotation of the second motor 18, the second threaded rod 26 is driven by the rotation of the third motor 19 to rotate, so that the lower pressing plate 25 is driven by the square pipe 24 to press downwards, the cylindrical parts are fixed by matching with the bearing plate 12, and the cylindrical parts rotate along with the rotation of the bearing plate 12 under the condition that the connecting, promote through second electric telescopic handle 4 and remove seat 6 and the polishing block of installing on it or cutting sword and be close to cylindrical part, go up and down through the flexible pulling lift seat 10 of first electric telescopic handle 3 simultaneously and go up and carry out the grinding to cylindrical part, this machine part abrasive machining device has advantages such as structural design is reasonable, practical reliable, can generally use widely.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a machine part abrasive machining device, includes back timber (16), stand (1), base (7), mounting panel (20), splint (2), holding down plate (25), bears dish (12), lift seat (10) and elevating platform (23), its characterized in that: a vertical upright post (1) is fixed on one side of the top end face of the base (7), a horizontal top beam (16) is fixed on the top end of the upright post (1), a horizontal mounting plate (20) is fixed below the top beam (16) through a fixing rod (21), a lifting table (23) is arranged below the mounting plate (20) through a lifting assembly in a lifting mode, a plurality of groups of clamping plates (2) which are folded and unfolded through the lifting table (23) are arranged on the periphery of the lifting table (23), a vertical second threaded rod (26) is connected through the mounting plate (20) in a rotating mode through a bearing, a shaft of a third motor (19) fixed on the top beam (16) is fixedly connected to the top end of the second threaded rod (26), bottom end threads are inserted into the inside of the top end of a square pipe (24), the square pipe (24) penetrates through a through hole formed in the center of the lifting table (23) in a sliding mode, the bottom end of the, a bearing disc (12) is rotatably arranged under the lower pressure disc (25), a lifting seat (10) is movably arranged on the top end surface of the base (7) on one side of the lower pressure disc (25) and the bearing disc (12) in a lifting way, and a grinding block and a cutting knife for grinding are fixed on the lifting seat (10) through a clamping plate with a locking bolt.

2. The machine part grinding device according to claim 1, wherein: the lifting assembly comprises a second motor (18) and a first threaded rod (22), the second motor (18) is rotatably connected with the mounting plate (20) through a bearing, a top end fixedly connected with top beam (16) is provided with a crankshaft of the second motor (18), a bottom end thread penetrates through a threaded hole formed in the lifting platform (23), and an anti-falling block is fixed at the bottom end.

3. The machine part grinding device according to claim 1, wherein: the side wall of the mounting plate (20) is fixedly provided with a connecting plate (17), the outer side wall of the connecting plate (17) is rotatably connected with two groups of connecting rods (14) which are parallel in equal length through a pin shaft, the outer ends of the two groups of connecting rods (14) are rotatably connected with a vertically arranged clamping plate (2) through a pin shaft, the middle section of the group of connecting rods (14) is rotatably connected with one end of a push-pull rod (15) through a pin shaft, and the other end of the push-pull rod (15) is rotatably connected onto the side wall of.

4. The machine part grinding device according to claim 1, wherein: bear dish (12) and rotate through the bearing and connect on the top of bottom shaft (8), bottom shaft (8) bottom mounting is on the top face of base (7), still be fixed with connecting pipe (13) on bearing dish (12) bottom face, connecting pipe (13) cover is outside on bottom shaft (8) top, and connecting pipe (13) internal diameter is greater than the diameter of bottom shaft (8), fixed by the ring gear at connecting pipe (13) bottom outer fringe, fix on the spindle of first motor (9) with the gear of ring gear meshing, first motor (9) are fixed on the top face of base (7).

5. The machine part grinding device according to claim 1, wherein: the flexible bottom of the first electric telescopic handle (3) of the vertical setting of fixedly connected with on lift seat (10) top face, first electric telescopic handle (3) top is fixed on the roof, the top at the riser (5) of vertical setting is fixed to the roof, riser (5) bottom mounting is on removing seat (6), remove seat (6) and deviate from the flexible end of the second electric telescopic handle (4) that the one end fixedly connected with level that bears dish (12) set up, the other end of second electric telescopic handle (4) is fixed on the top face of base (7).

6. The machine part grinding device according to claim 1, wherein: a through hole which is vertically penetrated is also arranged on the lifting seat (10), a vertical retaining rod (11) is arranged by penetrating through the through hole in a sliding way, the top end of the retaining rod (11) is fixed on the top plate, and the bottom end of the retaining rod is fixed on the top end surface of the movable seat (6).