CN214393647U

CN214393647U - Workpiece positioning device of grinding machine

Info

Publication number: CN214393647U
Application number: CN202023262718.8U
Authority: CN
Inventors: 兰孝辉
Original assignee: Qingdao Hongzhan Technology Development Co ltd
Current assignee: Qingdao Hongzhan Technology Development Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-15
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a grinding machine work piece positioner, comprising a base plate, be equipped with the rotation chamber in the bottom plate, it is connected with drive threaded rod to rotate the intracavity rotation, the bottom plate bottom is equipped with the motor, the motor passes through slewing mechanism and is connected with drive threaded rod, the bottom plate top is equipped with the movable plate, the movable plate passes through positioning mechanism and is connected with the bottom plate, the movable plate passes through fixed establishment and is connected with drive threaded rod, be equipped with the recess on the movable plate, be equipped with two splint in the recess. The utility model discloses a set up slewing mechanism and positioning mechanism and can put movable plate accurate positioning on the bottom plate, the movable plate can be adjusted according to the requirement of article, has strengthened the mobility of device, has improved the practicality, can utilize a bolt to fix movable plate and bottom plate through setting up fixed establishment, screws down the bolt and can dismantle movable plate and bottom plate, conveniently clears up the dirt bits, has guaranteed the clean and tidy degree of device, has improved life.

Description

Workpiece positioning device of grinding machine

Technical Field

The utility model relates to a grinding machine technical field especially relates to a grinding machine work piece positioner.

Background

A grinding machine is a machine tool that grinds the surface of a workpiece using a grinding tool. Most grinding machines perform grinding using a grinding wheel rotating at a high speed, and a few grinding machines perform grinding using oilstones, sanding belts and other grinders and free abrasives, such as honing machines, superfinishing machines, sanding belt grinders, grinding machines, polishing machines, and the like.

The mobility and the adjustability of the existing positioning device of the grinding machine are poor, the workpiece cannot be conveniently moved and adjusted, the grinding time is prolonged, the machining efficiency is reduced, a lot of dust can be generated when the workpiece is ground, the dust is difficult to clean when entering the positioning device, and the dust is accumulated for a long time to influence the service life of the device.

Therefore, a workpiece positioning device for a grinding machine needs to be designed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a workpiece positioning device of a grinding machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a workpiece positioning device of a grinding machine comprises a bottom plate 1, a rotating cavity is arranged in the bottom plate 1, a transmission threaded rod 8 is rotatably connected in the rotating cavity, the bottom of the bottom plate 1 is provided with a motor 6, the motor 6 is connected with a transmission threaded rod 8 through a rotating mechanism, a moving plate 3 is arranged above the bottom plate 1, the moving plate 3 is connected with the bottom plate 1 through a positioning mechanism, the moving plate 3 is connected with the transmission threaded rod 8 through a fixing mechanism, a groove is arranged on the moving plate 3, two clamping plates 13 are arranged in the groove, a transmission cavity positioned below the groove is arranged in the moving plate 3, two double-threaded rods 14 are rotatably connected in the transmission cavity, the two clamping plates 13 are connected with the two double-threaded rods 14 through connecting mechanisms, and a turntable 16 is arranged on the side of the moving plate 3, and the two double-threaded rods 14 are connected with the turntable 16 through a transmission mechanism.

Preferably, slewing mechanism is including being fixed in the first belt pulley 7 of motor 6 output shaft outer wall, 8 left ends of transmission threaded rod run through and rotate the chamber left wall and extend to bottom plate 1 left side, 8 outer walls of transmission threaded rod are fixed with second belt pulley 12, first belt pulley 7 is connected with second belt pulley 12 through the belt.

Preferably, the positioning mechanism comprises two symmetrical positioning strips 5 fixed on the bottom wall of the moving plate 3, positioning grooves 4 matched with the positioning strips 5 are formed in the bottom plate 1, and the positioning strips 5 are in sliding connection with the positioning grooves 4.

Preferably, the fixing mechanism comprises a first nut 9 in threaded connection with the outer wall of the transmission threaded rod 8, a fixing block 10 is fixed on the upper wall of the first nut 9, a bolt 11 is arranged on the moving plate 3, and the tail end of the bolt 11 is in threaded connection with the fixing block 10.

Preferably, the connecting mechanism comprises two second nuts which are in threaded connection with the outer walls of the two ends of the double-threaded rod 14, and the upper walls of the two second nuts are fixedly connected with the bottom wall of the clamping plate 13.

Preferably, the transmission mechanism comprises a rotating rod fixedly connected with the rotating disc 16, the left end of the rotating rod penetrates through the outer wall of the moving plate 3 and extends into the transmission cavity, a first gear 17 is fixed on the outer wall of the rotating rod, and a second gear 15 meshed with the first gear 17 is fixed on the outer wall of the double-head threaded rod 14.

The utility model discloses in, following beneficial effect has:

1. the moving plate can be accurately positioned and placed on the bottom plate by arranging the rotating mechanism and the positioning mechanism, and can be adjusted according to requirements of articles, so that the moving performance of the device is enhanced, and the practicability is improved.

2. The movable plate and the bottom plate can be fixed by one bolt through the fixing mechanism, and the movable plate and the bottom plate can be detached by unscrewing the bolt, so that dust is conveniently cleaned, the cleanliness of the device is ensured, and the service life is prolonged.

Drawings

Fig. 1 is a schematic structural view of a workpiece positioning device of a grinding machine according to the present invention;

fig. 2 is a schematic structural view of a rotating mechanism of a workpiece positioning device of a grinding machine according to the present invention;

fig. 3 is a schematic structural view of a transmission mechanism of the workpiece positioning device of the grinding machine according to the present invention.

In the figure: 1 bottom plate, 2 supporting legs, 3 movable plates, 4 constant head tanks, 5 location strips, 6 motors, 7 first belt pulleys, 8 transmission threaded rods, 9 first nuts, 10 fixed blocks, 11 bolts, 12 second belt pulleys, 13 clamping plates, 14 double-threaded rods, 15 second gears, 16 turntables and 17 first gears.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a grinding machine workpiece positioning device, including bottom plate 1, be equipped with in the bottom plate 1 and rotate the chamber, it is connected with drive threaded rod 8 to rotate the intracavity rotation, bottom plate 1 bottom is equipped with motor 6, motor 6 is connected with drive threaded rod 8 through slewing mechanism, slewing mechanism is including the first belt pulley 7 that is fixed in motor 6 output shaft outer wall, 8 left ends of drive threaded rod run through and rotate chamber left wall and extend to bottom plate 1 left side, 8 outer walls of drive threaded rod are fixed with second belt pulley 12, first belt pulley 7 is connected with second belt pulley 12 through the belt, motor 6 rotates and drives first belt pulley 7 and rotates, first belt pulley 7 rotates and drives second belt pulley 12 through the belt and rotates, second belt pulley 12 rotates and drives drive threaded rod 8 and rotate.

The movable plate 3 is arranged above the bottom plate 1, the movable plate 3 is connected with the bottom plate 1 through the positioning mechanism, the positioning mechanism comprises two symmetrical positioning strips 5 fixed on the bottom wall of the movable plate 3, positioning grooves 4 matched with the positioning strips 5 are formed in the bottom plate 1, the positioning strips 5 are in sliding connection with the positioning grooves 4, the movable plate 3 can be used for aligning the positioning strips 5 with the positioning grooves 4 when being installed, and the co-worker positioning strips 5 can provide stability when the movable plate 3 moves.

The movable plate 3 is connected with the transmission threaded rod 8 through the fixing mechanism, the fixing mechanism comprises a first nut 9 in threaded connection with the outer wall of the transmission threaded rod 8, a fixing block 10 is fixed on the upper wall of the first nut 9, a bolt 11 is arranged on the movable plate 3, the tail end of the bolt 11 is in threaded connection with the fixing block 10, when dust and debris on the device are more, the bolt 11 is unscrewed, the movable plate 3 can be taken out, and after the movable plate 3 and the bottom plate 1 are taken out, the movable plate 3 and the bottom plate 1 can be cleaned, and the cleanliness is kept.

Be equipped with the recess on the movable plate 3, be equipped with two splint 13 in the recess, be equipped with the transmission chamber that is located the recess below in the movable plate 3, the transmission intracavity rotates and is connected with two double threaded rod 14, two splint 13 all are connected with two double threaded rod 14 through coupling mechanism, coupling mechanism includes the second nut of two threaded connection in the 14 both ends outer walls of double threaded rod, two second nut upper walls all with splint 13 diapire fixed connection, double threaded rod 14 rotates and moves the distance of shortening in the recess through controlling two second nuts and rather than fixed connection's splint 13 and to the machined part centre gripping, the centre gripping can polish it with its fixed after grinding device.

The side of the movable plate 3 is provided with a turntable 16, two double-threaded rods 14 are connected with the turntable 16 through a transmission mechanism, the transmission mechanism comprises a rotating rod fixedly connected with the turntable 16, the left end of the rotating rod penetrates through the outer wall of the movable plate 3 and extends into a transmission cavity, a first gear 17 is fixed on the outer wall of the rotating rod, a second gear 15 meshed with the first gear 17 is fixed on the outer wall of the double-threaded rod 14, the turntable 16 rotates to drive the rotating rod to rotate, the rotating rod rotates to drive the upper gear and the lower gear to rotate through the first gear 17 and the second gear 15 meshed with the rotating rod, and the second gear 15 rotates to drive the double-threaded rod 14 to rotate.

In the utility model, a workpiece to be polished is placed in a groove of a movable plate 3, a rotary table 16 is rotated, the rotary table 16 is rotated to drive a rotary rod to rotate, the rotary rod rotates to drive an upper second gear 15 and a lower second gear 15 which are meshed with the rotary rod to rotate through a first gear 17, the second gear 15 rotates to drive a double-threaded rod 14 to rotate, the double-threaded rod 14 rotates to drive a clamping plate 13 which is fixedly connected with the double-threaded rod to move in the groove through a left second nut and a right second nut to shorten the moving distance to clamp the workpiece, the grinding device can polish the workpiece after the workpiece is fixed by clamping, when the workpiece needs to be moved left and right, a motor 6 is started, the motor 6 rotates to drive a first belt pulley 7 to rotate, the first belt pulley 7 rotates to drive a second belt pulley 12 to rotate through a belt, the second belt pulley 12 rotates to drive a transmission threaded rod 8 to rotate, a first nut 9 which is in threaded connection with the outer wall of the transmission threaded rod 8 drives the movable plate 3 to move right on a bottom plate 1 through a fixed block 10, the movable plate 3 can be driven to restore to the original position by reversing the motor 6, when dust on the device is more, the movable plate 3 can be taken out by unscrewing the bolt 11, and the movable plate 3 and the bottom plate 1 can be cleaned after being taken out, so that the cleanliness of the movable plate 3 and the bottom plate 1 is kept.

The 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 utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A workpiece positioning device of a grinding machine comprises a bottom plate (1), and is characterized in that a rotating cavity is arranged in the bottom plate (1), the rotating cavity is rotatably connected with a transmission threaded rod (8), a motor (6) is arranged at the bottom of the bottom plate (1), the motor (6) is connected with the transmission threaded rod (8) through a rotating mechanism, a movable plate (3) is arranged above the bottom plate (1), the movable plate (3) is connected with the bottom plate (1) through a positioning mechanism, the movable plate (3) is connected with the transmission threaded rod (8) through a fixing mechanism, a groove is arranged on the movable plate (3), two clamping plates (13) are arranged in the groove, a transmission cavity positioned below the groove is arranged in the movable plate (3), the transmission cavity is rotatably connected with two double-headed threaded rods (14), and the two clamping plates (13) are connected with the two double-headed threaded rods (14) through a connecting mechanism, and a turntable (16) is arranged on the side of the moving plate (3), and the two threaded rods (14) are connected with the turntable (16) through a transmission mechanism.

2. A workpiece positioning device for a grinding machine as claimed in claim 1, characterized in that the rotating mechanism comprises a first belt pulley (7) fixed on the outer wall of the output shaft of the motor (6), the left end of the transmission threaded rod (8) penetrates through the left wall of the rotating cavity and extends to the left side of the bottom plate (1), a second belt pulley (12) is fixed on the outer wall of the transmission threaded rod (8), and the first belt pulley (7) is connected with the second belt pulley (12) through a belt.

3. A workpiece positioning device for a grinding machine as claimed in claim 1, characterized in that the positioning mechanism comprises two symmetrical positioning strips (5) fixed on the bottom wall of the moving plate (3), the bottom plate (1) is provided with positioning grooves (4) matched with the positioning strips (5), and the positioning strips (5) are slidably connected with the positioning grooves (4).

4. A workpiece positioning device for a grinding machine as claimed in claim 1, characterized in that the fixing mechanism comprises a first nut (9) which is in threaded connection with the outer wall of the transmission threaded rod (8), a fixing block (10) is fixed on the upper wall of the first nut (9), a bolt (11) is arranged on the moving plate (3), and the tail end of the bolt (11) is in threaded connection with the fixing block (10).

5. A workpiece positioning device for a grinding machine as claimed in claim 1, characterized in that the connecting mechanism comprises two second nuts which are in threaded connection with the outer walls of the two ends of the double-threaded rod (14), and the upper walls of the two second nuts are fixedly connected with the bottom wall of the clamping plate (13).

6. A workpiece positioning device for a grinding machine as claimed in claim 1, characterized in that the transmission mechanism comprises a rotating rod fixedly connected with the rotary table (16), the left end of the rotating rod penetrates through the outer wall of the movable plate (3) and extends into the transmission cavity, a first gear (17) is fixed on the outer wall of the rotating rod, and a second gear (15) meshed with the first gear (17) is fixed on the outer wall of the double-threaded rod (14).