CN213225876U

CN213225876U - Height calibration tool for producing sensor shell of automobile safety protection device

Info

Publication number: CN213225876U
Application number: CN202021964869.5U
Authority: CN
Inventors: 林奎; 林英
Original assignee: Chengdu Shenglin Machinery Co ltd
Current assignee: Chengdu Shenglin Machinery Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-05-18
Anticipated expiration: 2030-09-09

Abstract

The utility model discloses a high calibration frock is used in production of car safety device sensor shell, including base, support body, shell lid and shell body, the inside of base evenly is provided with the loading board through the bolster, and the top of loading board is fixed with the workstation, the top of workstation is fixed with the support body, and the both ends of support body bottom all are provided with the screw thread lead screw, all overlap on the screw thread lead screw and be equipped with the drive block, one side of drive block all is fixed with electric putter, be provided with the shell lid between the splint, one side that the fixed plate was kept away from to the fly leaf all is provided with the limiting plate, and is provided with shell body on the workstation between the limiting plate. The utility model discloses an install and be equipped with workstation, support body, first motor, screw lead screw, drive block, electric putter, splint, electro-magnet, shell casing and shell lid for the accuracy of the calibration of mounting hole is higher, the fixed mounting between shell lid and the shell casing of being convenient for.

Description

Height calibration tool for producing sensor shell of automobile safety protection device

Technical Field

The utility model relates to a calibration frock technical field specifically is a high calibration frock is used in production of car safety device sensor housing.

Background

The safety protection device sensor is an important component of a modern automobile structure, can effectively reduce casualties of people and damages of automobiles when an automobile collision accident happens, and needs a calibration tool to assist the installation between a shell cover body and a shell body in the production process of an automobile safety protection device sensor shell;

1. the existing calibration tool has low calibration accuracy, is easy to generate deviation during installation and is inconvenient to use;

2. most of the existing calibration tools are not beneficial to fixing a shell of a limit sensor shell, and the shell is easy to deviate and shift during installation and calibration;

3. the existing calibration tool easily produces large-amplitude shaking during working, is poor in stability and influences calibration work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high calibration frock is used in production of car safety device sensor case to the calibration degree of accuracy that proposes in solving above-mentioned background art is lower, be unfavorable for fixed spacing casing and the not good problem of stability.

In order to achieve the above object, the utility model provides a following technical scheme: a height calibration tool for producing a sensor shell of an automobile safety protection device comprises a base, a frame body, a shell cover body and a shell body, wherein a bearing plate is uniformly arranged in the base through a buffer piece, a workbench is fixed at the top end of the bearing plate, the frame body is fixed at the top end of the workbench, thread lead screws are arranged at two ends of the bottom of the frame body, driving blocks are sleeved on the thread lead screws, electric push rods are fixed at one sides of the driving blocks, clamping plates are fixed at output ends of the electric push rods, the shell cover body is arranged between the clamping plates, fixing plates are fixed at two ends of the top of the workbench, rotating rods are arranged at one sides of the fixing plates, a second motor is fixed at the other side of each fixing plate, the output end of the second motor is connected with the rotating rods, a movable sleeve is sleeved at the outer side of each rotating rod, and a movable plate is fixed at one side of the, one side that the fixed plate was kept away from to the fly leaf all is provided with the limiting plate, and is provided with shell body on the workstation between the limiting plate.

Preferably, the inside of bolster all is provided with the movable rod through stiff spring, and the top of movable rod all with the bottom fixed connection of loading board, improve the stability of this calibration frock.

Preferably, both ends between loading board and the base all are provided with the gag lever post, and the gag lever post is that the fork is articulated mutually, one side that the base is close to the bolster with the loading board all is provided with the spacing groove, the both ends of gag lever post all play spacing effect through stopper and spacing groove sliding connection.

Preferably, the output end of the frame body and the output end of the electric push rod are both provided with scale marks, so that the accuracy of calibration and installation of the sensor shell is improved.

Preferably, the one end at support body top is fixed with first motor, and the output of first motor passes through belt pulley mechanism and is connected with 2 threaded screw rods, is convenient for drive threaded screw rod and rotates.

Preferably, the both ends that the fly leaf is close to limiting plate one side all articulate there is the stripper bar, and the one end of stripper bar all passes through buffer spring and is connected with the limiting plate, avoids producing the rigidity extrusion when to the centre gripping of shell body.

Preferably, the both ends of fixed plate one side all are fixed with the uide bushing, the both ends that the fly leaf is close to fixed plate one side all are provided with the guide bar with uide bushing looks matching, avoid the fly leaf slippage.

Preferably, the outside of bull stick all is provided with the external screw thread, the inner wall of movable sleeve all is provided with the internal thread with external screw thread assorted, the horizontal migration of the movable sleeve of being convenient for.

Preferably, the central position department of splint all is provided with the electro-magnet, and all is provided with the rubber pad on the splint in the electro-magnet outside, improves the compactness of being connected with the shell lid.

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

(1) the height calibration tool for producing the sensor shell of the automobile safety protection device is provided with a workbench, a frame body, a first motor, a threaded screw rod, a driving block, an electric push rod, a clamping plate, an electromagnet, a shell body and a shell cover body, so that the shell body is arranged on the workbench, the electric push rod drives the clamping plates to approach each other to clamp the shell body, electromagnets are arranged at the central positions of the clamping plates to generate suction force after being electrified, so as to be tightly attached to the cover body of the shell, the first motor drives the threaded screw rod to rotate through the belt pulley mechanism, so that the driving block moves up and down on the threaded screw rod to drive the shell cover body to contact and press the shell body, the extension of the electric push rod at one side is matched with the shortening of the electric push rod at the other side to drive the shell cover body to adjust the horizontal position, the calibration accuracy of the mounting hole is higher, and the fixed mounting between the shell cover body and the shell body is facilitated.

(2) This high calibration frock is used in production of car safety device sensor shell is through installing the fixed plate, the second motor, the bull stick, the movable sleeve, the fly leaf, the stripper bar, buffer spring and limiting plate, make the second motor drive the bull stick and rotate, bull stick and movable sleeve threaded connection, make the movable sleeve can drive the fly leaf and be close to each other or part, and then it carries out the centre gripping with the both sides of shell casing and fix to drive the limiting plate, shell casing takes place the off tracking and shifts when avoiding the calibration installation, simultaneously when limiting plate and shell casing contact, produce the extrusion to the stripper bar, make the one end of stripper bar produce the compression to buffer spring, resilience force makes and leaves certain surplus when pressing from both sides tightly with shell casing fixed clamp through buffer spring, avoid causing the rigid extrusion to shell casing.

(3) This high calibration frock is used in production of car safety device sensor shell is through installing the base, the loading board, the gag lever post, the spacing groove, stopper and bolster, make at the in-process of device calibration installation if produce vibrations, the vibrations power makes the loading board push down the movable rod, make the movable rod slide and extrude stiff spring in the bolster, absorb partly impact force through the flexible resilience of stiff spring, play absorbing effect, when the movable rod is pushed down, the stopper at gag lever post both ends slides in the spacing groove, play spacing effect, the gag lever post is the fork form, the function that has dual support to the loading board, keep the equilibrium of this calibration frock.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the partially enlarged cross-sectional structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the buffer of the present invention;

fig. 4 is a schematic view of a partial top-view cross-sectional structure of the present invention;

fig. 5 is an enlarged cross-sectional structure diagram of the utility model at a in fig. 1.

In the figure: 1. a base; 2. a buffer member; 201. a rigid spring; 202. a movable rod; 3. a carrier plate; 4. a frame body; 5. a drive block; 6. a threaded lead screw; 7. a first motor; 8. a housing cover; 9. an electric push rod; 10. a housing shell; 11. a movable plate; 12. a fixing plate; 13. a work table; 14. a limiting rod; 15. a buffer spring; 16. a limiting plate; 17. an extrusion stem; 18. a movable sleeve; 19. a rotating rod; 20. a second motor; 21. a splint; 22. a rubber pad; 23. an electromagnet; 24. a limiting groove; 25. and a limiting block.

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. 1-5, the present invention provides an embodiment: a height calibration tool for producing a sensor shell of an automobile safety protection device comprises a base 1, a frame body 4, a shell cover body 8 and a shell body 10, wherein a bearing plate 3 is uniformly arranged inside the base 1 through a buffer part 2, a workbench 13 is fixed at the top end of the bearing plate 3, movable rods 202 are arranged inside the buffer part 2 through rigid springs 201, and the top ends of the movable rods 202 are fixedly connected with the bottom of the bearing plate 3;

if vibration is generated in the calibration and installation process of the device, the vibration force causes the bearing plate 3 to press down the buffer member 2, so that the movable rod 202 in the buffer member 2 slides in the buffer member 2 and extrudes the rigid spring 201, and a part of impact force is absorbed through the telescopic rebound of the rigid spring 201 to play a role in damping;

both ends between the bearing plate 3 and the base 1 are provided with limiting rods 14, the limiting rods 14 are hinged in a crossed manner, one sides of the base 1 and the bearing plate 3 close to the buffer 2 are provided with limiting grooves 24, and both ends of the limiting rods 14 are connected with the limiting grooves 24 in a sliding manner through limiting blocks 25;

when the movable rod 202 is pressed down, the limiting blocks 25 at the two ends of the limiting rod 14 slide in the limiting grooves 24 to play a limiting role, the limiting rod 14 is in a cross shape, and has a double-support function on the bearing plate 3, so that the balance of the calibration tool is kept;

a frame body 4 is fixed at the top end of the workbench 13, threaded lead screws 6 are arranged at two ends of the bottom of the frame body 4, a driving block 5 is sleeved on each threaded lead screw 6, an electric push rod 9 is fixed at one side of each driving block 5, clamping plates 21 are fixed at output ends of the electric push rods 9, a shell cover body 8 is arranged between the clamping plates 21, scale marks are carved on the frame body 4 and the output ends of the electric push rods 9, the accuracy of calibration and installation is improved, a first motor 7 is fixed at one end of the top of the frame body 4, and the output ends of the first motor 7 are connected with the 2 threaded lead screws 6 through a belt pulley mechanism;

the first motor 7 drives the threaded screw rod 6 to rotate through the belt pulley mechanism, so that the driving block 5 moves up and down on the threaded screw rod 6 to drive the shell cover body 8 to move up and down;

an electromagnet 23 is arranged at the center of the clamping plate 21, a rubber pad 22 is arranged on the clamping plate 21 outside the electromagnet 23, the electromagnet 23 generates suction force after being electrified, so that the electromagnet is tightly attached to the shell cover body 8, the rubber pad 22 is convenient for increasing friction force, and the clamping tightness is improved;

fixed plates 12 are fixed at two ends of the top of the workbench 13, rotating rods 19 are arranged on one sides of the fixed plates 12, second motors 20 are fixed on the other sides of the fixed plates 12, output ends of the second motors 20 are connected with the rotating rods 19, movable sleeves 18 are sleeved on the outer sides of the rotating rods 19, movable plates 11 are fixed on one sides of the movable sleeves 18, limiting plates 16 are arranged on one sides, away from the fixed plates 12, of the movable plates 11, a shell body 10 is arranged on the workbench 13 between the limiting plates 16, external threads are arranged on the outer sides of the rotating rods 19, and internal threads matched with the external threads are arranged on the inner walls of the movable sleeves 18;

the second motor 20 drives the rotating rod 19 to rotate, and the rotating rod 19 is in threaded connection with the movable sleeve 18, so that the movable sleeve 18 can drive the movable plates 11 to approach each other, and further drive the limiting plates 16 to clamp and fix two sides of the shell 10, and the shell 10 is prevented from deviating and shifting during calibration and installation;

two ends of the movable plate 11, which are close to one side of the limiting plate 16, are hinged with extrusion rods 17, and one ends of the extrusion rods 17 are connected with the limiting plate 16 through buffer springs 15;

when the limiting plate 16 is in contact with the shell 10, the extrusion rod 17 is extruded, so that one end of the extrusion rod 17 compresses the buffer spring 15, and a certain margin is reserved when the extrusion rod is fixedly clamped with the shell 10 through the resilience force of the buffer spring 15, so that the shell 10 is prevented from being rigidly extruded;

the guide sleeves are fixed at two ends of one side of the fixed plate 12, and the guide rods matched with the guide sleeves are arranged at two ends of one side of the movable plate 11 close to the fixed plate 12, so that the movable plate 11 is prevented from slipping.

The working principle is as follows: when the device is used, the shell 10 is placed on the workbench 13, the second motor 20 drives the rotating rod 19 to rotate, the rotating rod 19 is in threaded connection with the movable sleeve 18, so that the movable sleeve 18 can drive the movable plate 11 to approach each other, and further drive the limiting plate 16 to clamp and fix two sides of the shell 10, thereby avoiding deviation and displacement of the shell 10 during calibration and installation, when the limiting plate 16 contacts with the shell 10, the extrusion rod 17 is extruded, so that one end of the extrusion rod 17 compresses the buffer spring 15, a certain margin is left when the buffer spring 15 is fixedly clamped with the shell 10, rigid extrusion on the shell 10 is avoided, then the electric push rod 9 drives the clamping plate 21 to approach each other, the shell cover 8 is clamped, the electromagnets 23 are arranged at the central position of the clamping plate 21, and suction force is generated after electrification, so that the clamping force is tightly attached to the shell cover 8, the first motor 7 drives the threaded lead screw 6 to rotate through the belt pulley mechanism, so that the driving block 5 moves up and down on the threaded lead screw 6 to drive the shell cover body 8 to move down to be contacted and pressed with the shell body 10, the shell cover body 8 can be driven to adjust the horizontal position through the mutual matching of the extension of the electric push rod 9 on one side and the shortening of the electric push rod 9 on the other side, the calibration accuracy of the mounting hole is higher, the fixed mounting between the shell cover body 8 and the shell body 10 is convenient, if vibration is generated in the calibration and mounting process of the device, the vibration force drives the bearing plate 3 to press the buffer part 2 downwards, so that the movable rod 202 in the buffer part 2 slides in the buffer part 2 and extrudes the rigid spring 201, part of impact force is absorbed through the telescopic resilience of the rigid spring 201, the shock absorption effect is achieved, when the movable rod 202 is pressed downwards, the limiting blocks, play spacing effect, gag lever post 14 is the fork form, has dual support's function to loading board 3, keeps the equilibrium of this calibration frock.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high calibration frock is used in production of car safety device sensor shell, includes base (1), support body (4), shell lid (8) and shell body (10), its characterized in that: the inner part of the base (1) is uniformly provided with a bearing plate (3) through a buffer part (2), the top end of the bearing plate (3) is fixed with a workbench (13), the top end of the workbench (13) is fixed with a frame body (4), both ends of the bottom of the frame body (4) are respectively provided with a threaded lead screw (6), the threaded lead screws (6) are respectively sleeved with a driving block (5), one side of the driving block (5) is respectively fixed with an electric push rod (9), the output end of the electric push rod (9) is respectively fixed with a clamping plate (21), a shell cover body (8) is arranged between the clamping plates (21), both ends of the top part of the workbench (13) are respectively fixed with a fixed plate (12), one side of the fixed plate (12) is respectively provided with a rotating rod (19), the other side of the fixed plate (12) is respectively fixed with a second motor (20), and the output end of the second motor (20) is respectively connected with, the outside of bull stick (19) all is equipped with movable sleeve (18) by the cover, and one side of movable sleeve (18) all is fixed with fly leaf (11), one side that fixed plate (12) were kept away from in fly leaf (11) all is provided with limiting plate (16), and is provided with shell casing (10) on workstation (13) between limiting plate (16).

2. The automobile safety protection device sensor shell production height calibration tool according to claim 1, characterized in that: the inside of bolster (2) all is provided with movable rod (202) through stiff spring (201), and the top of movable rod (202) all with the bottom fixed connection of loading board (3).

3. The automobile safety protection device sensor shell production height calibration tool according to claim 2, characterized in that: both ends between loading board (3) and base (1) all are provided with gag lever post (14), and gag lever post (14) are that the fork is articulated mutually, base (1) all is provided with spacing groove (24) with one side that loading board (3) are close to bolster (2), the both ends of gag lever post (14) all through stopper (25) and spacing groove (24) sliding connection.

4. The automobile safety protection device sensor shell production height calibration tool according to claim 1, characterized in that: the frame body (4) and the output end of the electric push rod (9) are both provided with scale marks.

5. The automobile safety protection device sensor shell production height calibration tool according to claim 1, characterized in that: one end at the top of the frame body (4) is fixed with a first motor (7), and the output end of the first motor (7) is connected with 2 threaded screw rods (6) through a belt pulley mechanism.

6. The automobile safety protection device sensor shell production height calibration tool according to claim 1, characterized in that: both ends of the movable plate (11) close to one side of the limiting plate (16) are hinged with extrusion rods (17), and one ends of the extrusion rods (17) are connected with the limiting plate (16) through buffer springs (15).

7. The automobile safety protection device sensor shell production height calibration tool according to claim 1, characterized in that: the both ends of fixed plate (12) one side all are fixed with the uide bushing, the both ends that fly leaf (11) is close to fixed plate (12) one side all are provided with the guide bar that matches with the uide bushing.

8. The automobile safety protection device sensor shell production height calibration tool according to claim 1, characterized in that: the outside of bull stick (19) all is provided with the external screw thread, the inner wall of movable sleeve (18) all is provided with the internal thread with external screw thread assorted.

9. The automobile safety protection device sensor shell production height calibration tool according to claim 1, characterized in that: the central positions of the clamping plates (21) are provided with electromagnets (23), and rubber pads (22) are arranged on the clamping plates (21) on the outer sides of the electromagnets (23).