CN217648248U

CN217648248U - Three-point coplanar positioning tool for helmet casting machining

Info

Publication number: CN217648248U
Application number: CN202221234449.0U
Authority: CN
Inventors: 李永华; 闫玉春; 才德博; 蔡景磊
Original assignee: Zhuoyue Beijing Electromechanical Equipment Co ltd
Current assignee: Zhuoyue Beijing Electromechanical Equipment Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-10-25
Anticipated expiration: 2032-05-19

Abstract

The utility model discloses a processing of helmet foundry goods is with three point coplane location frock, including unable adjustment base, the last symmetry of unable adjustment base is equipped with fixed curb plate, the inner wall of fixed curb plate is connected with elastic positioning mechanism through flexible clamp structure, flexible clamp structure includes the shell body, one end in the shell body is equipped with bearing one, the inner circle of bearing one is connected with the threaded rod, the threaded rod is located the fixed cover of one end of bearing one is equipped with bevel gear one, the inner wall both sides of shell body are equipped with the spout, the both ends of fly leaf be equipped with spout assorted slider, the center department of fly leaf is equipped with the screw hole that the threaded rod runs through, beneficial effect: such device simple structure, convenient to use can effectually adjust holistic clamping position according to the size of different helmet foundry goods to guarantee that the problem of skew can not appear in helmet foundry goods in the course of working, can effectively increase its practicality.

Description

Three-point coplanar positioning tool for helmet casting machining

Technical Field

The utility model relates to a helmet casting processing technology field particularly, relates to a helmet casting processing is with three point coplane location frock.

Background

With the rapid development of national economy and the continuous improvement of economic level, people also have more and more modes of daily trip, and people can wear the helmet when riding a motorcycle or an electric vehicle to improve the safety when driving.

The helmet is a protective tool for protecting the head, comprising a shell made of plastics and a foaming layer for absorbing shock in the shell, wherein the foaming layer is usually made of EPS, the helmet is manufactured by a forming die of a helmet forming machine, the forming die is a tool for forming a blank into a product with a specific shape and size under the action of external force, and various required products are obtained by industrially using a die for injection molding, blow molding and extrusion molding.

The helmet casting still needs to be fixed on the tooling for processing after being processed, and the existing tooling for positioning the helmet casting has a plurality of problems, for example, the helmet casting is not good in clamping effect, the helmet casting is easy to move during processing, the helmet casting cannot adapt to helmet castings of different specifications, and the overall applicability is not good.

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

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a helmet foundry goods processing is with three point coplane location frock to overcome the above-mentioned technical problem that current correlation technique exists.

The technical scheme of the utility model is realized like this:

the utility model provides a helmet foundry goods processing is with three point coplane location frock, includes unable adjustment base, the last symmetry of unable adjustment base is equipped with fixed side plate, the inner wall of fixed side plate is connected with elasticity positioning mechanism through flexible tight structure of clamp, flexible tight structure of clamp includes the shell body, one end in the shell body is equipped with bearing I, the inner circle of bearing I is connected with the threaded rod, the threaded rod is located the fixed cover of one end of bearing I is equipped with bevel gear I, the inner wall both sides of shell body are equipped with the spout, be equipped with the fly leaf between the spout, the both ends of fly leaf be equipped with spout assorted slider, the center department of fly leaf is equipped with the screw hole that the threaded rod runs through, the meshing has bevel gear II on the bevel gear I, the embedding has bearing II on the shell body, the inner circle of bearing II run through be equipped with the pivot that bevel gear II is connected, the other end symmetry of fly leaf is equipped with and extends to the connecting rod outside the shell body, the bar groove has been seted up on the fixed side plate, the one end fixedly connected with of shell body runs through the extension rod in bar, the outside fixed side plate has the backup pad, the backup pad with be connected with electric telescopic link between the extension rod.

Furthermore, the bottom symmetry of unable adjustment base is equipped with the supporting leg, the bottom of supporting leg is connected with the mounting panel, the mounting hole has been seted up to the symmetry on the mounting panel.

Furthermore, a positioning groove is formed in the center of the fixed base.

Furthermore, the fixed base is provided with guide grooves on two sides of the strip-shaped groove, extension plates are symmetrically arranged on two sides of one end of the outer shell, and guide blocks matched with the guide grooves are arranged on the extension plates.

Furthermore, the elastic positioning mechanism comprises a side positioning plate fixedly connected with the connecting rod, and one side of the side positioning plate is connected with an arc positioning plate through three groups of elastic blocks.

Furthermore, an elastic arc-shaped pad is arranged in the arc-shaped positioning plate.

The utility model provides a helmet foundry goods processing is with three point coplane location frock, beneficial effect as follows:

the fixing side plates are symmetrically arranged on the fixing base, the inner walls of the fixing side plates are connected with the elastic positioning mechanisms through the telescopic clamping structures, when the helmet casting clamping device is used, the helmet casting is placed on the fixing base, the electric telescopic rods are started to drive the extension rods to ascend and descend according to the sizes of the helmet castings of different specifications, so that the heights of the telescopic clamping structures and the elastic positioning mechanisms are adjusted, then the rotating shafts are rotated under the action of the bearings, the rotating shafts drive the bevel gears to rotate, the bevel gears rotate and drive the threaded rods to rotate under the matching of the bearings, the movable plates are moved forwards under the matching of the threaded holes through the effect of the sliding grooves and the sliding blocks, the connecting rods drive the elastic positioning mechanisms to clamp the helmet casting, the clamping grooves are matched, the clamping effect of the clamping rods is improved, the device is simple in structure and convenient to use, the integral clamping position can be effectively adjusted according to the sizes of different helmet castings, the problem that the helmet castings cannot deviate in the machining process is solved, and the practicability of the helmet casting can be effectively improved.

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 view of a three-point coplanar positioning tool for processing a helmet casting according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a buffer device in a three-point coplanar positioning tool for processing helmet castings according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a buffer device in a three-point coplanar positioning tool for helmet casting machining according to an embodiment of the present invention.

In the figure:

1. a fixed base; 2. fixing the side plate; 3. a telescopic clamping structure; 4. an elastic positioning mechanism; 5. an outer housing; 6. a first bearing; 7. a threaded rod; 8. a first bevel gear; 9. a chute; 10. a movable plate; 11. a slider; 12. a threaded hole; 13. a second bevel gear; 14. a second bearing; 15. a rotating shaft; 16. a connecting rod; 17. a strip-shaped groove; 18. an extension rod; 19. a support plate; 20. an electric telescopic rod; 21. supporting legs; 22. mounting a plate; 23. mounting holes; 24. a positioning groove; 25. a guide groove; 26. an extension plate; 27. a guide block; 28. a side positioning plate; 29. an elastic block; 30. an arc-shaped positioning plate; 31. an elastic arc-shaped pad.

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 all belong to the protection scope of the present invention.

The invention will be further described with reference to the accompanying drawings and specific embodiments:

the first embodiment is as follows:

please refer to fig. 1-3, according to the embodiment of the present invention, a three-point coplanar positioning tool for processing helmet castings comprises a fixing base 1, wherein fixing side plates 2 are symmetrically arranged on the fixing base 1, the inner wall of the fixing side plate 2 is connected with an elastic positioning mechanism 4 through a telescopic clamping structure 3, the telescopic clamping structure 3 comprises a housing 5, one end inside the housing 5 is provided with a first bearing 6, an inner ring of the first bearing 6 is connected with a threaded rod 7, the threaded rod 7 is located a first bevel gear 8 fixed to the end of the first bearing 6, sliding grooves 9 are arranged on both sides of the inner wall of the housing 5, a movable plate 10 is arranged between the sliding grooves 9, two sliding blocks 11 matched with the sliding grooves 9 are arranged at two ends of the movable plate 10, a threaded hole 12 through which the threaded rod 7 runs through is arranged at the center of the movable plate 10, a second bevel gear 13 is engaged with the first bevel gear 8, a second bearing 14 is embedded in the housing 5, a rotating shaft 15 connected with the second bevel gear 13 is arranged on the inner ring of the second bearing 14, a connecting rod 16 extending to the outer side plate 5 is symmetrically arranged on the side plate 2, one end of the fixing side plate 17, and an extending rod 18 is connected with an extending rod 19 and an electric supporting plate 18 connected with an extending rod 19.

By the above scheme of the present invention, by symmetrically arranging a fixed side plate 2 on a fixed base 1, the inner wall of the fixed side plate 2 is connected with an elastic positioning mechanism 4 through a telescopic clamping structure 3, the telescopic clamping structure 3 comprises an outer shell 5, one end in the outer shell 5 is provided with a bearing I6, the inner ring of the bearing I6 is connected with a threaded rod 7, the threaded rod 7 is positioned at one end of the bearing I6 and is fixedly sleeved with a bevel gear I8, both sides of the inner wall of the outer shell 5 are provided with sliding grooves 9, a movable plate 10 is arranged between the sliding grooves 9, both ends of the movable plate 10 are provided with sliders 11 matched with the sliding grooves 9, the center of the movable plate 10 is provided with a threaded hole 12 through which the threaded rod 7 passes, the bevel gear I8 is engaged with a bevel gear II 13, the outer shell 5 is embedded with a bearing II 14, the inner ring of the bearing II 14 is provided with a rotating shaft 15 connected with the bevel gear II 13 in a penetrating manner, the other end of the movable plate 10 is symmetrically provided with a connecting rod 16 extending to the outer shell 5, the fixed side plate 2 is provided with a strip-shaped groove 17, one end of the fixed side plate 5 is fixedly connected with an extending rod 18 which passes through the extending rod 17, the supporting plate 19, the outer side plate 19 of the fixed with an extending rod 19, and an extending rod 20 connected with an electric extending rod 19,

example two:

as shown in fig. 1-3, the fixed base 1 is symmetrically provided with fixed side plates 2, the inner walls of the fixed side plates 2 are connected with elastic positioning mechanisms 4 through telescopic clamping structures 3, each telescopic clamping structure 3 includes an outer shell 5, one end of the outer shell 5 is provided with a first bearing 6, the inner ring of the first bearing 6 is connected with a threaded rod 7, one end of the threaded rod 7, which is located at the first bearing 6, is fixedly sleeved with a first bevel gear 8, two sides of the inner wall of the outer shell 5 are provided with sliding grooves 9, a movable plate 10 is arranged between the sliding grooves 9, two ends of the movable plate 10 are provided with sliding blocks 11 matched with the sliding grooves 9, the center of the movable plate 10 is provided with a threaded hole 12 through which the threaded rod 7 penetrates, the first bevel gear 8 is engaged with a second bevel gear 13, a second bearing 14 is embedded in the outer shell 5, and a rotating shaft 15 connected with the second bevel gear 13 is arranged through the inner ring of the second bearing 14, the other end of the movable plate 10 is symmetrically provided with connecting rods 16 extending to the outside of the outer shell 5, the fixed side plate 2 is provided with a strip-shaped groove 17, one end of the outer shell 5 is fixedly connected with an extension rod 18 penetrating through the strip-shaped groove 17, the outer side of the fixed side plate 2 is fixedly provided with a support plate 19, an electric telescopic rod 20 is connected between the support plate 19 and the extension rod 18, the fixed side plate 2 is symmetrically arranged on the fixed base 1, the inner wall of the fixed side plate 2 is connected with the elastic positioning mechanism 4 through the telescopic clamping structure 3, when in use, a helmet casting is firstly placed on the fixed base 1, and the electric telescopic rod 20 is started to drive the extension rod 18 to lift according to the sizes of helmet castings with different specifications, so that the heights of the telescopic clamping structure 3 and the elastic positioning mechanism 4 are adjusted, then rotate pivot 15 under the effect of bearing, make pivot 15 drive bevel gear two 13 and rotate, thereby make bevel gear 8 rotate, and drive threaded rod 7 rotation under the cooperation of bearing 6, thereby make fly leaf 10 under the cooperation of screw hole 12, through the effect of spout 9 with slider 11, move forward, thereby make connecting rod 16 drive elastic positioning mechanism 4 and carry out clamping work to the helmet foundry goods, cooperation positioning groove 24 increases its tight effect of clamp, such device simple structure, high durability and convenient use, can effectually adjust holistic clamping position according to the size of different helmet foundry goods, thereby guarantee that the problem of skew can not appear in the helmet foundry goods in the course of working, can effectively increase its practicality.

Example three:

as shown in fig. 1, the fixed base 1 is symmetrically provided with fixed side plates 2, the inner walls of the fixed side plates 2 are connected with elastic positioning mechanisms 4 through telescopic clamping structures 3, each telescopic clamping structure 3 comprises an outer shell 5, one end inside the outer shell 5 is provided with a first bearing 6, the inner ring of the first bearing 6 is connected with a threaded rod 7, one end of the threaded rod 7, which is located at the first bearing 6, is fixedly sleeved with a first bevel gear 8, two sides of the inner wall of the outer shell 5 are provided with sliding grooves 9, a movable plate 10 is arranged between the sliding grooves 9, two ends of the movable plate 10 are provided with sliding blocks 11 matched with the sliding grooves 9, the center of the movable plate 10 is provided with a threaded hole 12 through which the threaded rod 7 penetrates, the first bevel gear 8 is engaged with a second bevel gear 13, and the outer shell 5 is embedded with a second bearing 14, a rotating shaft 15 connected with the second bevel gear 13 penetrates through an inner ring of the second bearing 14, a connecting rod 16 extending out of the outer shell 5 is symmetrically arranged at the other end of the movable plate 10, a strip-shaped groove 17 is formed in the fixed side plate 2, an extending rod 18 penetrating through the strip-shaped groove 17 is fixedly connected to one end of the outer shell 5, a supporting plate 19 is fixedly mounted on the outer side of the fixed side plate 2, an electric telescopic rod 20 is connected between the supporting plate 19 and the extending rod 18, guide grooves 25 are formed in two sides of the strip-shaped groove 17 on the fixed base 1, extending plates 26 are symmetrically arranged on two sides of one end of the outer shell 5, guide blocks 27 matched with the guide grooves 25 are arranged on the extending plates 26, and the guide grooves 25 are matched with the guide blocks 27, so that the up-and-down movement of the outer shell 5 is smoother;

example four:

as shown in fig. 3, the fixed base 1 is provided with fixed side plates 2 symmetrically, the inner wall of each fixed side plate 2 is connected with an elastic positioning mechanism 4 through a telescopic clamping structure 3, the telescopic clamping structure 3 comprises an outer shell 5, one end in the outer shell 5 is provided with a first bearing 6, an inner ring of the first bearing 6 is connected with a threaded rod 7, the threaded rod 7 is located at the fixed sleeve of one end of the first bearing 6 and is provided with a first bevel gear 8, two sides of the inner wall of the outer shell 5 are provided with sliding grooves 9, a movable plate 10 is arranged between the sliding grooves 9, two ends of the movable plate 10 are provided with sliding blocks 11 matched with the sliding grooves 9, the center of the movable plate 10 is provided with a threaded hole 12 through which the threaded rod 7 penetrates, the first bevel gear 8 is meshed with a second bevel gear 13, a second bearing 14 is embedded in the outer shell 5, the inner ring of the second bearing 14 is provided with a rotating shaft 15 connected with the second bevel gear 13 in a penetrating manner, the other end of the movable plate 10 is provided with a connecting rod 16 extending out of the outer shell 5, a strip-shaped groove 17 is provided in the fixed base 2, an outer side of the fixed base is provided with an elastic positioning plate 19, and an elastic positioning plate 30 is connected with an elastic positioning block 31 connected with an elastic positioning plate 19, and an elastic positioning block 31 connected with a positioning plate 30 connected with a positioning block 20 connected with an elastic positioning plate 30 connected with an elastic positioning block 20 connected with an arc-side of an arc-shaped cushion 20, and an elastic positioning mechanism.

In practical application, firstly, the helmet casting is placed on the fixed base 1, according to sizes of helmet castings of different specifications, the electric telescopic rod 20 is started to drive the extension rod 18 to ascend and descend, so that the heights of the telescopic clamping structure 3 and the elastic positioning mechanism 4 are adjusted, then the rotating shaft 15 is rotated under the action of the bearing, the rotating shaft 15 drives the bevel gear two 13 to rotate, the bevel gear one 8 is rotated, the threaded rod 7 is driven to rotate under the coordination of the bearing one 6, the movable plate 10 is driven to move forwards under the coordination of the threaded hole 12 through the action of the sliding groove 9 and the sliding block 11, so that the connecting rod 16 drives the elastic positioning mechanism 4 to clamp the helmet casting, the positioning groove 24 is matched to increase the clamping effect of the helmet casting, the device is simple in structure and convenient to use, the integral clamping position can be effectively adjusted according to the sizes of different helmet castings, the problem that the helmet casting cannot deviate in the machining process is solved, and the practicability of the helmet casting can be effectively increased.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A three-point coplanar positioning tool for processing helmet castings comprises a fixed base (1) and is characterized in that fixed side plates (2) are symmetrically arranged on the fixed base (1), the inner walls of the fixed side plates (2) are connected with elastic positioning mechanisms (4) through telescopic clamping structures (3), each telescopic clamping structure (3) comprises an outer shell (5), one end in each outer shell (5) is provided with a first bearing (6), the inner ring of each first bearing (6) is connected with a threaded rod (7), one end, located on each first bearing (6), of each threaded rod (7) is fixedly sleeved with a first bevel gear (8), two sides of the inner wall of each outer shell (5) are provided with sliding grooves (9), movable plates (10) are arranged between the sliding grooves (9), sliding blocks (11) matched with the sliding grooves (9) are arranged at the two ends of the movable plates (10), threaded holes (12) through which the corresponding to the corresponding bearing (7) are arranged at the centers of the movable plates (10), two bevel gears (13) are meshed with the first bevel gears (8), two bearings (14) are embedded in the outer shells (5), the inner rings of the second bearing (14) are provided with connecting rods (15) which penetrate through the inner rings and are connected with the outer rotating shafts (15) of the corresponding to the movable plates (5), and the connecting rods (16) symmetrically extend to the outer shell (5), the utility model discloses a fixed curb plate, including shell body (5), fixed curb plate (2), the one end fixedly connected with of shell body (5) runs through extension rod (18) in bar groove (17), the outside fixed mounting of fixed curb plate (2) has backup pad (19), backup pad (19) with be connected with electric telescopic handle (20) between extension rod (18).

2. The three-point coplanar positioning tool for machining the helmet casting according to claim 1, wherein the bottom of the fixed base (1) is symmetrically provided with supporting legs (21), the bottom ends of the supporting legs (21) are connected with mounting plates (22), and the mounting plates (22) are symmetrically provided with mounting holes (23).

3. The three-point coplanar positioning tool for helmet casting machining according to claim 2, wherein a positioning groove (24) is formed in the center of the fixing base (1).

4. The three-point coplanar positioning tool for machining the helmet casting according to claim 3, wherein guide grooves (25) are formed in two sides of the strip-shaped groove (17) on the fixing base (1), extension plates (26) are symmetrically arranged on two sides of one end of the outer shell (5), and guide blocks (27) matched with the guide grooves (25) are arranged on the extension plates (26).

5. The three-point coplanar positioning tool for machining the helmet casting according to claim 4, wherein the elastic positioning mechanism (4) comprises a side positioning plate (28) fixedly connected with the connecting rod (16), and one side of the side positioning plate (28) is connected with an arc positioning plate (30) through three groups of elastic blocks (29).

6. The three-point coplanar positioning tool for machining the helmet casting according to claim 5, wherein the arc positioning plate (30) is internally provided with an elastic arc pad (31).