CN211516756U

CN211516756U - Workpiece positioning mechanism

Info

Publication number: CN211516756U
Application number: CN201922472764.1U
Authority: CN
Inventors: 何优龙; 陈君铭; 邓城; 邓仲鑫
Original assignee: Huizhou Huifeng Mould Co ltd
Current assignee: Huizhou Huifeng Mould Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-18
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a work piece positioning mechanism, including first fixed plate, the second fixed plate, first riser and second riser, first fixed plate top is provided with the second fixed plate, one side of first fixed plate and second fixed plate is fixed with first riser, the opposite side of first fixed plate and second fixed plate is fixed with the second riser, the one end of first riser is provided with the turning handle, the one end of turning handle is connected with first lead screw, the other end of first lead screw is through first riser, the other end of first lead screw is connected with first bevel gear, first bevel gear's the other end is provided with second bevel gear, the top of first bevel gear and second bevel gear is provided with bevel gear, bevel gear is perpendicular and the meshing with first bevel gear and second bevel gear respectively, second bevel gear's other end center department is connected with the second lead screw. Has the advantages that: the first positioning plate and the second positioning plate move oppositely or oppositely through the arranged first bevel gear, the bevel gear and the second main gear, so that the workpiece is positioned.

Description

Workpiece positioning mechanism

Technical Field

The utility model relates to a work piece location field particularly, relates to a work piece positioning mechanism.

Background

The workpiece refers to a processing object in a machining process. It can be a single part or a combination of several parts secured together. The processing modes of the workpiece are various, and include turning, milling, planing, grinding, casting, forging and the like. The machining process of the workpiece also varies with the machining method. Positioning of a workpiece refers to the process in which the workpiece occupies the correct position in the machine tool or fixture in order for the same batch of workpieces to occupy a consistent correct machining position when machined.

The existing workpiece positioning mechanism is complex in structure and positioning process, the labor intensity of workers is increased, and meanwhile, the problem that the workpiece is easily abraded in the process of force application of the workpiece in contact with a positioning plate exists.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work piece positioning mechanism 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 workpiece positioning mechanism comprises a first fixing plate, a second fixing plate, a first vertical plate and a second vertical plate, wherein the second fixing plate is arranged at the top of the first fixing plate, the first vertical plate is fixed at one side of the first fixing plate and the second fixing plate, the second vertical plate is fixed at the other side of the first fixing plate and the second fixing plate, a rotating handle is arranged at one end of the first vertical plate, a first screw rod is connected with one end of the rotating handle, the other end of the first screw rod passes through the first vertical plate and is arranged between the first fixing plate and the second fixing plate, a first bevel gear is connected with the other end of the first screw rod, a second bevel gear is arranged at the other end of the first bevel gear, bevel gears are arranged at the tops of the first bevel gear and the second bevel gear, and are respectively vertical to and meshed with the first bevel gear and the second bevel gear, the bevel gear is characterized in that a rotating rod is communicated with the center of the bevel gear, bearing grooves are reserved at the positions, close to the two ends of the rotating rod, of the first fixing plate and the second fixing plate, first bearing seats are arranged in the bearing grooves, the two ends of the rotating rod are movably connected with the bearing grooves through the first bearing seats, a second lead screw is connected to the center of the other end of the second bevel gear, and the other end of the second lead screw is movably connected with the second vertical plate through the second bearing seats.

Furthermore, a first threaded sleeve is connected to the first screw rod through threads, and a second threaded sleeve is connected to the second screw rod through threads.

Furthermore, first thread bush and second thread bush top all are connected with the connecting rod, the second fixed plate is close to connecting rod department and leaves the bar groove.

Furthermore, the other end of the connecting rod passes through the bar-shaped groove, the left side the other end of the connecting rod is fixed with a first locating plate, and the right side the other end of the connecting rod is fixed with a second locating plate.

Furthermore, a limiting groove is reserved on one side in the first positioning plate and the second positioning plate, and a rubber pad is fixed in the limiting groove.

Furthermore, the other end face of the rubber pad is arranged outside the limiting groove, and a plurality of air bags are arranged in the rubber pad.

Compared with the prior art, the utility model discloses following beneficial effect has: through the arrangement of the first bevel gear, the bevel gear and the second main gear, when the first screw rod rotates clockwise, the second screw rod rotates anticlockwise, when the first screw rod rotates anticlockwise, the second screw rod rotates clockwise, namely the first positioning plate and the second positioning plate move in opposite directions or move in opposite directions, the workpiece is positioned, and meanwhile the arranged rubber pad and the air bag play roles in protecting the workpiece and reducing the abrasion of the workpiece.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a workpiece positioning mechanism according to an embodiment of the present invention;

fig. 2 is a schematic plan view of a workpiece positioning mechanism according to an embodiment of the present invention.

Reference numerals:

1. a first fixing plate; 2. a second fixing plate; 3. a first vertical plate; 4. a second vertical plate; 5. a handle is rotated; 6. A first lead screw; 7. a first bevel gear; 8. a bevel gear; 9. a rotating rod; 10. a bearing groove; 11. a first bearing housing; 12. a second bevel gear; 13. a second lead screw; 14. a second bearing housing; 15. a first threaded sleeve; 16. A second threaded sleeve; 17. a connecting rod; 18. a strip-shaped groove; 19. a first positioning plate; 20. a second positioning plate; 21. a limiting groove; 22. a rubber pad; 23. an air bag.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

referring to fig. 1-2, a workpiece positioning mechanism according to an embodiment of the present invention includes a first fixing plate 1, a second fixing plate 2, a first vertical plate 3 and a second vertical plate 4, the second fixing plate 2 is disposed on the top of the first fixing plate 1, the first vertical plate 3 is fixed on one side of the first fixing plate 1 and the second fixing plate 2, the second vertical plate 4 is fixed on the other side of the first fixing plate 1 and the second fixing plate 2, a rotating handle 5 is disposed at one end of the first vertical plate 3, a first lead screw 6 is connected to one end of the rotating handle 5, the other end of the first lead screw 6 passes through the first vertical plate 3 and is disposed between the first fixing plate 1 and the second fixing plate 2, a first bevel gear 7 is connected to the other end of the first lead screw 6, a second bevel gear 12 is disposed at the other end of the first bevel gear 7, and a bevel gear 8 is disposed on the top of the first bevel gear 7 and the second bevel gear 12, the bevel gear 8 is perpendicular to and meshed with the first bevel gear 7 and the second bevel gear 12 respectively, a rotating rod 9 is communicated with the center of the bevel gear 8, bearing grooves 10 are reserved at two ends, close to the rotating rod, of the first fixing plate 1 and the second fixing plate 2, first bearing seats 11 are arranged in the bearing grooves 10, two ends of the rotating rod 9 are movably connected with the bearing grooves 10 through the arranged first bearing seats 11, a second lead screw 13 is connected at the center of the other end of the second bevel gear 12, and the other end of the second lead screw 13 is movably connected with the second vertical plate 4 through the arranged second bearing seats 14.

Through the above technical scheme of the utility model, there is first thread bush 15 through threaded connection on the first lead screw 6, there is second thread bush 16 through threaded connection on the second lead screw 13, first thread bush 15 and second thread bush 16 top all are connected with connecting rod 17, second fixed plate 2 is close to connecting rod department and leaves bar groove 18, the other end of connecting rod 17 passes through bar groove 18, the left side the other end of connecting rod 17 is fixed with first locating plate 19, the right side the other end of connecting rod 17 is fixed with second locating plate 20, spacing groove 21 has all been left to one side in first locating plate 19 and the second locating plate 20, spacing groove 21 internal fixation has rubber pad 22, outside spacing groove 21 is arranged in to another terminal surface of rubber pad 22, be provided with a plurality of gasbags 23 in the rubber pad 22, the rubber pad 22 and the gasbag 23 that set up play protection work piece, Reducing the abrasion of the workpiece.

When specifically using, arrange the work piece in between first locating plate 19 and second locating plate 20, through rotating turning handle 5, turning handle 5 drives first lead screw 6, first bevel gear 7, bevel gear 8, second bevel gear 12 and the synchronous rotation of second lead screw 13, make first thread bush 15 remove to the left side, second thread bush 16 removes to the right side, connecting rod 17 removes in bar groove 18, move in opposite directions between first locating plate 19 and the second locating plate 20 promptly, reach rubber pad 22 and work piece contact and application of force, realize the location to the work piece, and the lead screw has certain self-locking function, and stability is good.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A workpiece positioning mechanism is characterized by comprising a first fixing plate (1), a second fixing plate (2), a first vertical plate (3) and a second vertical plate (4), wherein the second fixing plate (2) is arranged at the top of the first fixing plate (1), the first vertical plate (3) is fixed on one side of the first fixing plate (1) and one side of the second fixing plate (2), the second vertical plate (4) is fixed on the other side of the first fixing plate (1) and the second fixing plate (2), a rotating handle (5) is arranged at one end of the first vertical plate (3), one end of the rotating handle (5) is connected with a first screw rod (6), the other end of the first screw rod (6) passes through the first vertical plate (3) and is arranged between the first fixing plate (1) and the second fixing plate (2), a first bevel gear (7) is connected with the other end of the first screw rod (6), a second bevel gear (12) is arranged at the other end of the first bevel gear (7), bevel gears (8) are arranged at the tops of the first bevel gear (7) and the second bevel gear (12), the bevel gears (8) are respectively vertical to and meshed with the first bevel gear (7) and the second bevel gear (12), a rotating rod (9) is communicated with the center of the bevel gear (8), bearing grooves (10) are reserved at the two ends of the first fixing plate (1) and the second fixing plate (2) close to the rotating rod, the bearing grooves (10) are internally provided with first bearing seats (11), the two ends of the rotating rod (9) are movably connected with the bearing grooves (10) through the arranged first bearing seats (11), the center of the other end of the second bevel gear (12) is connected with a second screw rod (13), the other end of the second screw rod (13) is movably connected with the second vertical plate (4) through a second bearing seat (14).

2. A workpiece-positioning mechanism as defined in claim 1, characterized in that a first threaded sleeve (15) is threadedly connected to the first lead screw (6), and a second threaded sleeve (16) is threadedly connected to the second lead screw (13).

3. A workpiece positioning mechanism as defined in claim 2, characterised in that the top of the first threaded sleeve (15) and the top of the second threaded sleeve (16) are both connected with a connecting rod (17), and a strip-shaped groove (18) is left in the second fixing plate (2) near the connecting rod.

4. A workpiece positioning mechanism as defined in claim 3, characterized in that the other end of the connecting rod (17) passes through the strip-shaped slot (18), the other end of the connecting rod (17) on the left side is fixed with a first positioning plate (19), and the other end of the connecting rod (17) on the right side is fixed with a second positioning plate (20).

5. A workpiece positioning mechanism as claimed in claim 4, characterised in that a limiting groove (21) is formed in each of the first positioning plate (19) and the second positioning plate (20), and a rubber pad (22) is fixed in the limiting groove (21).

6. The workpiece positioning mechanism as set forth in claim 5, characterized in that the other end surface of the rubber pad (22) is disposed outside the limiting groove (21), and a plurality of air bags (23) are provided in the rubber pad (22).