CN211866478U - Automobile suspension spring direction recognizing equipment - Google Patents

Abstract

The utility model discloses a device for recognizing the direction of an automobile suspension spring, which comprises a frame; the direction-recognizing small head mechanism and the direction-recognizing large head mechanism are arranged on the rack in a relatively sliding manner; the big head driving mechanism is used for driving the big head to move back and forth, and the output end of the big head driving mechanism is connected with the big head sliding body seat of the big head recognizing mechanism; the small head driving mechanism is provided with a small head linear driving mechanism arranged on the rack and a small head rotary driving mechanism connected with the output end of the small head linear driving mechanism, and the output end of the small head rotary driving mechanism is connected with the small head sliding body seat of the identified small head; the utility model discloses a vehicle suspension spring thinks to mechanism can think to suspension spring, not only can be applicable to automated production more to can quick replacement recognize to the module.

Description

Automobile suspension spring direction recognizing equipment

Technical Field

The utility model relates to a spring production facility field is used for the automotive suspension spring to recognize to the field very much, specifically demonstrates an automotive suspension spring and recognizes to equipment.

Background

In recent years, with the rapid development of social economy, various products are being promoted toward high performance, high stability, high efficiency, and multiple functions. For example, in the spring production process, in order to improve the accuracy and efficiency of direction identification, the direction identification processing needs to be carried out on the suspension spring.

The spring direction-identifying mechanism at the present stage does not have the direction-identifying function, but artificially places the spring on the direction-identifying station, and the spring generates large deviation at the position of the direction-identifying machine, so that the improvement of the direction-identifying process on the performance of the spring is unstable, the damage of a die head of the direction-identifying machine is accelerated, and the production efficiency is low. In order to realize the automatic production of the automobile suspension spring, the consistency of the automobile suspension spring at the initial position of the direction recognizing machine is ensured. Therefore, it is necessary to provide a device for identifying a robot type suspension spring of an automobile to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.

Therefore, an object of the present invention is to provide a device for recognizing an automotive suspension spring, which has a simple structure, high reliability, and high safety, and is particularly suitable for a C-shaped spring among suspension springs.

The automobile suspension spring direction recognizing device comprises a rack; the direction-identifying small head mechanism and the direction-identifying large head mechanism are arranged on the rack in a relative sliding mode, the direction-identifying small head mechanism is provided with a small head slider seat, a small head base plate arranged on the rear side of the small head slider seat, a spring small head guide module arranged on the rear side of the small head base plate and a direction-identifying small head stop block arranged on the front side of the spring small head guide module, the direction-identifying large head mechanism is provided with a large head connecting module provided with a large head slider seat, a large head base plate arranged on the front side of the large head slider seat, a spring large head guide module arranged on the front side of the large head base plate and provided with a large head forward guide structure, and a direction-identifying large head stop block arranged on the rear side of the spring large head guide module; the big head driving mechanism is used for driving the big head to move back and forth, and the output end of the big head driving mechanism is connected with the big head sliding body seat of the big head recognizing mechanism; and the small head driving mechanism is provided with a small head linear driving mechanism arranged on the rack and a small head rotary driving mechanism connected with the output end of the small head linear driving mechanism, and the output end of the small head rotary driving mechanism is connected with the small head sliding body seat of the identified small head.

According to the automobile suspension spring direction identifying device of the embodiment, in the automatic production process, the spring big head guiding module of the direction identifying big head mechanism and the spring small head mechanism of the direction identifying small head mechanism are respectively inserted into the spring from two ends of the spring through the guiding structures, the bottom of the spring is respectively abutted against the big head bottom plate and the small head bottom plate, then the direction identifying small head block of the direction identifying small head mechanism is abutted against the end surface of the bottom of the suspension spring to drive the suspension spring to rotate to the other end surface of the suspension spring to be abutted against the direction identifying big head block of the direction identifying big head mechanism to complete the direction identifying action by rotating the small head direction identifying mechanism, the use is flexible, the operation is stable, the direction identifying is accurate, the position of the identified spring placed on the strong pressure machine is more accurate, the efficiency and the accuracy of the strong pressure process are provided, and the problem that the placing position of the suspension spring on the strong pressure machine is unstable is solved, the problem of the residual stress difference of spring is great after suspension spring is forced is solved.

In addition, the automobile suspension spring orientation device according to the above embodiment of the present invention may further have the following additional technical features:

further, the big-end driving mechanism comprises a big-end linear guide rail arranged on the rack; the big-end moving assembly is arranged on the big-end linear guide rail in a sliding mode; the big head sliding seat is fixedly arranged on the big head moving assembly; the big head driving unit comprises a big head servo motor, a belt wheel mechanism connected with an output shaft of the big head servo motor, and a ball screw connected with an output end of the belt wheel mechanism, the ball screw is provided with a screw rod connected with the output end of the belt wheel mechanism and a nut matched with the screw rod, two ends of the screw rod are respectively and rotatably arranged on two screw rod supporting seats fixedly arranged on the rack, and the big head moving assembly is connected with the nut.

Furthermore, the big head sliding assembly comprises a big head sliding block arranged on the big head linear guide rail in a sliding mode and a big head moving plate fixed on the big head sliding block.

Furthermore, a big end inertia buffer component matched with the big end moving component is fixedly arranged on the machine frame, and the big end inertia buffer component is positioned on the front side and the rear side of the screw rod supporting seat.

Furthermore, the big-end inertia buffer component is a high-force rubber bump block.

Further, install the response piece on recognizing to big head mechanism, automobile suspension spring is recognized to equipment and is still included detection mechanism, detection mechanism includes big head front side extreme position detector, big head initial position detector and big head rear side extreme position detector.

The big head front side limit position detector, the big head initial position detector and the big head rear side limit position detector are proximity switches; the large-head front side limit position detector, the large-head initial position detector and the large-head rear side limit position detector are respectively used for detecting whether the direction-identifying large-head mechanism passes through a front side limit position, an initial position and a rear side limit position; when the large head mechanism is recognized to advance past the front side limit position or retreat past the rear side limit position, the large head front side limit position detector or the large head rear side limit position detector generates a trigger signal, and the controller controls the large head servo motor to stop acting.

Furthermore, the detection mechanism further comprises a sensor mounting guide rail which is fixed on the rack and corresponds to the big head linear guide rail, and the big head front side extreme position detector, the big head initial position detector and the big head rear side extreme position detector are mounted on the sensor mounting guide rail.

Adjusting the positions of the big-head front side extreme position detector, the big-head initial position detector and the big-head rear side extreme position detector on a sensor mounting guide rail to adapt to different types of springs. Furthermore, the big end base plate is detachably connected with the big end fixing component, and the spring big end guide module is detachably mounted on the big end base plate.

The diameter of the big end base plate, the thickness of the stop block and the diameter of the spring big end guide module correspond to the type of the spring, and the big end base plates with different diameters, the stop blocks with different thicknesses and the spring big end guide modules with different diameters can be selected to adapt to different types of springs.

Further, the big end connection structure is a connection buffer module, and the connection buffer module includes: the big head slider seat is provided with a big head sliding groove extending forwards and backwards, and the connecting structure is fixedly provided with a sliding block arranged in the big head sliding groove in a sliding manner; the two ends of the big head sliding groove are respectively provided with a front retaining wall and a rear retaining wall which are used for limiting the front and rear displacement of the big head sliding body seat relative to the connecting structure.

When the guide structures of the large head mechanism and the small head are inserted into the spring from two ends of the spring respectively, the guide structures can receive reverse acting force, the reverse acting force received by the guide structures can be effectively buffered through the buffer parts, and the large head sliding body seat (namely the guide structure) is further limited to move back and forth relative to the connecting structure through the large head sliding groove.

Furthermore, the connecting structure is of a shaft-shaped structure, the rear side of the big-head sliding body seat is provided with a slideway which allows the front side of the connecting structure to extend into and slide back and forth, and the inner wall of the big-head sliding body seat is provided with a copper sleeve which allows the connecting structure to stretch back and forth; and the side surface of the big-end sliding body seat is provided with a lubricating oil introducing through hole, and the side surface of the copper sleeve is provided with a lubricating oil introducing channel which is respectively communicated with the lubricating oil introducing through hole and the central hole of the copper sleeve.

Furthermore, the lubricating oil introducing channel is provided with a first channel communicated with the lubricating oil introducing through hole and a second channel communicated with the first channel and spirally arranged along the circumferential surface of the inner wall of the copper sleeve; the second channel is far away from two ports of the copper sleeve.

Further, the copper bush is in transition fit with the connecting structure.

Further, the buffer is a spring.

Further, the spring big head guide module is a module with a guide structure at the front part and a cylindrical structure at the rear part.

The guide structure at the front end can more conveniently enter the spring, and the cylindrical structure at the rear part has the same outer diameter as the inner diameter of the spring, so that the spring can be supported.

Furthermore, a big head fixing component is fixedly installed on the rear side of the big head base plate, a big head fixing component installation hole is formed in the front side of the big head sliding body seat, a big head quick plug is installed in the big head fixing component installation hole, the big head quick plug is provided with a big head quick insertion hole penetrating through the big head fixing component, and a big head elastic component matched with the big head quick plug is installed on the big head sliding body seat.

Further, the big-end elastic component is a spring.

Furthermore, the through hole of the large-head quick plug is provided with a large-head quick plug inclined plane, and the large-head fixing component is provided with a large-head fixing component inclined plane matched with the large-head quick plug inclined plane.

Further, the big-end elastic component is installed in a big-end elastic component hole which is arranged in the big-end slider seat and matched with the big-end quick plug.

The big head is quickly replaced through the matching of the big head quick plug and the big head fixing component to recognize the module (consisting of the big head fixing component, the big head bottom plate and the spring big head guide module), when the big head quick plug is pressed down, the big head fixing component can be conveniently taken out from the big head quick insertion hole, when the big head quick plug is inserted, the big head quick plug only needs to be pressed into the module by force to insert inwards, the elasticity of the big head elastic component is overcome, and the recognition module can be pressed into place.

Furthermore, a big end centre shaft fastening through hole is formed in the centre axis of the spring big end guide module, the big end centre shaft fastening piece penetrates through the spring big end guide module and the big end base plate and is connected with the big end fixing component through threads at the lower part, and the matching structure of the big end base plate and the big end fixing component is a matching structure formed by a positioning structure arranged on the rear side of the big end base plate and a positioning structure arranged on the front side of the big end fixing component.

Furthermore, the big-end middle shaft fastener comprises a head part at the upper part, a positioning structure at the middle part and a thread structure at the lower part, the positioning structure plays a role in positioning the spring big-end guide module and the big-end base plate, and the lower thread structure tightly connects the big-end fixing component and the spring big-end guide module.

Furthermore, the positioning structure is a positioning through hole or a positioning boss, and the positioning through hole and the positioning boss form a matched positioning structure.

Furthermore, the small-head linear driving mechanism comprises a small-head linear guide rail which is fixedly arranged on the rack and is opposite to the large-head linear guide rail; the small-head sliding assembly is arranged on the small-head linear guide rail in a sliding mode, and the small-head sliding seat is fixedly arranged on the small-head sliding assembly; and the output end of the small-head linear driving source is connected with the small-head sliding assembly.

Furthermore, the small head sliding assembly comprises a small head sliding block arranged on the small head linear guide rail in a sliding mode and a small head moving plate fixed on the small head sliding block, and the small head linear driving source is an air cylinder.

Further, the small-head sliding seat is provided with a small-head sliding seat through hole; the small-head rotary driving mechanism comprises a main shaft which is rotatably installed on a small-head sliding seat through hole and the front end of the main shaft penetrates through the small-head sliding seat through hole, and a small-head servo motor which is installed on the small-head sliding seat through hole through a small-head servo motor installation seat, the front end of the main shaft is in flat key connection with a small-head sliding body seat, and the output end of the small-head servo motor is connected with the main shaft.

Further, the automobile suspension spring direction recognition device further comprises an initial position calibration mechanism which is provided with an initial angle calibration part fixedly installed on the rear side of the small head sliding seat, an initial angle calibration through hole is formed in the initial angle calibration part, and a spindle calibration hole matched with the initial angle calibration through hole is formed in the side face of the spindle.

Before the direction-recognizing action is carried out, initial angle calibration needs to be carried out on the direction-recognizing small-head mechanism, an initial position calibration mechanism is fixed on a small-head sliding seat, a spindle is arranged in a rotating mode relative to the small-head sliding seat, the spindle is driven to rotate relative to the small-head sliding seat through a servo motor, so that a spindle calibration hole in the spindle is aligned with an initial angle calibration through hole in the initial position calibration mechanism, the initial angle calibration action is achieved, the initial angle calibration through hole and the spindle calibration hole can be sequentially inserted through a pin shaft for calibration detection, the pin shaft is taken out before detection, the direction-recognizing action can be carried out, and the initial angle calibration can also be carried out by directly detecting.

Furthermore, a calibration inductor is installed on the small-head servo motor installation seat, and a calibration induction sheet is installed on the spindle.

After the direction recognizing action is completed, the direction recognizing small head mechanism needs to be returned to the initial angle, the main shaft is driven to rotate through the small head rotation driving mechanism, when the calibration sensor senses that the calibration induction sheet generates a calibration trigger signal, the controller controls the small head servo motor to stop according to the calibration trigger signal, and then the initial angle returning action is completed.

Further, the main shaft is rotatably installed on the through hole of the small head sliding seat through an angular contact bearing, and the initial angle calibration component is fixed on a bearing end cover fixedly installed on the rear side of the small head sliding seat.

Furthermore, the automobile suspension spring direction recognizing device also comprises a small-head inertia buffer component which is fixedly arranged on the rack and is positioned at the front side of the small-head sliding component and matched with the small-head sliding component.

Furthermore, the small-head inertia buffer part is a high-force rubber bump block.

The small head sliding assembly cannot be stopped immediately due to inertia effect before moving back to the designated position, and buffering is carried out through a small head inertia buffering component.

Furthermore, an output shaft of the small-head servo motor is connected with a speed reducer, and an output end of the speed reducer is connected with the main shaft through a coupler.

Further, the initial angle calibration mechanism also has a detector for detecting the position of the spindle calibration hole through the initial angle calibration through hole.

Further, the initial angle calibration mechanism also has a calibration shaft capable of being fitted with the initial angle calibration through hole and the main shaft calibration hole.

Further, the spring small head guide module is a module with a guide structure at the rear part and a cylindrical structure at the front part.

Inside the guide structure of rear end more conveniently got into suspension spring, anterior cylinder type structure external diameter was equal with the suspension spring internal diameter, can play the effect that supports suspension spring.

Furthermore, the front side of the small head baffle is fixedly provided with a small head fixing part, the rear side of the small head sliding body seat is provided with a small head fixing part mounting hole, a small head quick plug is mounted in the small head fixing part mounting hole, the small head quick plug is provided with a small head quick plug through hole which penetrates through the small head fixing part, and a small head elastic part matched with the small head quick plug is mounted on the small head sliding body seat.

Furthermore, the through hole of the small-head quick plug is provided with a small-head quick insertion inclined plane, and the small-head fixing part is provided with a small-head fixing part inclined plane matched with the small-head quick insertion inclined plane.

Further, the small-head elastic part is arranged in a small-head elastic part hole which is formed in the small-head sliding body seat and matched with the small-head quick plug.

The small head is quickly replaced through the matching of the small head quick plug and the small head fixing part to recognize the module (composed of the small head fixing part, the small head bottom plate and the spring small head guide module), when the small head quick plug is pressed down, the small head fixing part can be conveniently taken out from the small head quick insertion through hole, when the small head quick plug is inserted, the small head quick plug only needs to be pressed inwards by the forced pressing module, the elasticity of the small head elastic part is overcome, and the recognition module can be pressed in place.

Furthermore, the small-head bottom plate is detachably connected with the fixing part, and the spring small-head guide module is detachably mounted on the small-head bottom plate.

The diameter of the small-head bottom plate, the thickness of the stop blocks and the diameter of the spring small-head guide module correspond to the type of the spring, and the small-head bottom plates with different diameters, the stop blocks with different thicknesses and the spring small-head guide modules with different diameters can be selected to adapt to different types of springs.

Further, the small-head elastic component is a spring.

Furthermore, the through hole of the small-head quick plug is provided with a small-head quick insertion inclined plane, and the fixing part is provided with a fixing part inclined plane matched with the small-head quick insertion inclined plane.

Further, the small-head elastic part is arranged in a small-head elastic part hole which is formed in the small-head sliding body seat and matched with the small-head quick plug.

Furthermore, a small-head central shaft fastening through hole is formed in the central axis of the spring small-head guide module, the small-head central shaft fastening piece penetrates through the spring small-head guide module and the small-head base plate and is connected with the small-head fixing part through threads at the lower part, and the matching structure of the small-head base plate and the small-head fixing part is a matching structure formed by a positioning structure arranged on the front side of the small-head base plate and a positioning structure arranged on the rear side of the small-head fixing part.

Furthermore, the small-head middle shaft fastener comprises a head part at the upper part, a positioning structure at the middle part and a thread structure at the lower part, the positioning structure plays a role in positioning the spring small-head guide module and the small-head bottom plate, and the small-head fixing part and the spring small-head guide module are fixedly connected through the thread structure at the lower part.

Furthermore, the positioning structure is a positioning through hole or a positioning boss, and the positioning through hole and the positioning boss form a matched positioning structure.

Additional aspects and advantages of the present invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present invention.

Drawings

FIG. 1 is a schematic structural view of an automotive suspension spring orientation apparatus in accordance with one embodiment of the present invention;

FIG. 2 is a schematic diagram of a big head driving mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a large head recognizing mechanism according to one embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a macro head mechanism according to one embodiment of the present invention;

FIG. 5 is a schematic diagram of a large head quick plug and a large head slider mount mating according to one embodiment of the present invention;

FIG. 6 is a schematic view of a coupling of a small head recognizing mechanism and a small head driving mechanism according to an embodiment of the present invention;

FIG. 7 is a schematic structural view of a small head rotary drive mechanism according to one embodiment of the present invention;

FIG. 8 is a schematic cross-sectional view of a small-head identification mechanism according to one embodiment of the present invention; and

fig. 9 is a schematic diagram of a quick connector and slider seat mating according to one embodiment of the present invention.

Wherein, 1 is a frame, 2 is a large head recognizing mechanism, 3 is a small head recognizing mechanism, 4 is a large head driving mechanism, 5 is a small head linear driving mechanism, 6 is a small head rotating driving mechanism, 7 is a large head linear guide rail, 8 is a large head slide block, 9 is a large head moving plate, 10 is a belt wheel mechanism, 11 is a ball screw, 12 is a large head inertia buffer component, 13 is a sensing piece, 14 is a large head initial position detector, 15 is a large head rear side limit position detector, 16 is a sensor mounting guide rail, 17 is a large head slide block seat, 18 is a large head bottom plate, 19 is a spring large head guide module, 20 is a large head recognizing block, 21 is a connecting structure, 22 is a buffer component, 23 is a slide block, 24 is a large head sliding groove, 25 is a copper bush, 26 is a lubricating oil introducing through hole, 27 is a lubricating oil introducing channel, 28 is a large head fixing component, 29 is a large head quick plug, 30 is a large head elastic component, 31 is a large-head elastic component hole, 32 is a large-head central axis through hole, 33 is a positioning structure on the rear side of a large-head base plate, 34 is a positioning structure on the front side of a large-head fixing component, 35 is a large-head fixing component inclined plane, 36 is a large-head quick insertion inclined plane, 37 is a buffer fixing block, 38 is a large-head quick insertion through hole, 39 is a small-head sliding seat, 40 is a small-head linear driving source, 41 is a spindle, 42 is a small-head recognizing mechanism, 43 is an initial angle calibrating component, 44 is an initial angle calibrating through hole, 45 is a small-head sliding seat, 46 is a small-head base plate, 47 is a spring small-head guiding module, 48 is a small-head recognizing block, 49 is a small-head fixing component, 50 is a small-head quick plug, 51 is a small-head elastic component, 52 is a small-head elastic component hole, 53 is a small-head central axis through hole, 56 is a small-head fixing component inclined plane, 57 is a small-head quick insertion inclined plane, 58, 60 is a small-head linear guide rail, 61 is a small-head slide block, 62 is a small-head moving plate, 63 is a small-head servo motor, 64 is a coupler, 65 is a cylinder supporting plate, 66 is a bearing end cover, 67 is a small-head servo motor mounting seat, 68 is a small-head recognizing gland, 69 is a speed reducer, and 70 is a lead screw supporting seat.

Detailed Description

Reference will now be made in detail to the present novel embodiments, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout; the embodiments described below with reference to the drawings are illustrative and intended to explain the present invention, but are not to be construed as limiting the present invention.

An automotive suspension spring orientation apparatus according to the present novel embodiment is described in detail below with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of an automotive suspension spring orientation apparatus in accordance with one embodiment of the present invention; FIG. 2 is a schematic diagram of a big head driving mechanism according to an embodiment of the present invention; FIG. 3 is a schematic structural view of a large head recognizing mechanism according to one embodiment of the present invention; FIG. 4 is a schematic cross-sectional view of a macro head mechanism according to one embodiment of the present invention; FIG. 5 is a schematic diagram of a large head quick plug and a large head slider mount mating according to one embodiment of the present invention; FIG. 6 is a schematic view of a coupling of a small head recognizing mechanism and a small head driving mechanism according to an embodiment of the present invention; FIG. 7 is a schematic structural view of a small head rotary drive mechanism according to one embodiment of the present invention; FIG. 8 is a schematic cross-sectional view of a small-head identification mechanism according to one embodiment of the present invention; and FIG. 9 is a schematic diagram of a quick connector and slider seat mating according to one embodiment of the present invention.

As shown in fig. 1-9, an automotive suspension spring orientation apparatus according to the present novel embodiment includes a frame; the direction-identifying small head mechanism and the direction-identifying large head mechanism are arranged on the rack in a relative sliding mode, the direction-identifying small head mechanism is provided with a small head slider seat, a small head base plate arranged on the rear side of the small head slider seat, a spring small head guide module arranged on the rear side of the small head base plate and a direction-identifying small head stop block arranged on the front side of the spring small head guide module, the direction-identifying large head mechanism is provided with a large head connecting module provided with a large head slider seat, a large head base plate arranged on the front side of the large head slider seat, a spring large head guide module arranged on the front side of the large head base plate and provided with a large head forward guide structure, and a direction-identifying large head stop block arranged on the rear side of the spring large head guide module; the big head driving mechanism is used for driving the big head to move back and forth, and the output end of the big head driving mechanism is connected with the big head sliding body seat of the big head recognizing mechanism; and the small head driving mechanism is provided with a small head linear driving mechanism arranged on the rack and a small head rotary driving mechanism connected with the output end of the small head linear driving mechanism, and the output end of the small head rotary driving mechanism is connected with the small head sliding body seat of the identified small head.

According to the automobile suspension spring direction identifying device of the embodiment, in the automatic production process, the spring big head guiding module of the direction identifying big head mechanism and the spring small head mechanism of the direction identifying small head mechanism are respectively inserted into the spring from two ends of the spring through the guiding structures, the bottom of the spring is respectively abutted against the big head bottom plate and the small head bottom plate, then the direction identifying small head block of the direction identifying small head mechanism is abutted against the end surface of the bottom of the suspension spring to drive the suspension spring to rotate to the other end surface of the suspension spring to be abutted against the direction identifying big head block of the direction identifying big head mechanism to complete the direction identifying action by rotating the small head direction identifying mechanism, the use is flexible, the operation is stable, the direction identifying is accurate, the position of the identified spring placed on the strong pressure machine is more accurate, the efficiency and the accuracy of the strong pressure process are provided, and the problem that the placing position of the suspension spring on the strong pressure machine is unstable is solved, the problem of the residual stress difference of spring is great after suspension spring is forced is solved.

In addition, the automobile suspension spring orientation device according to the above embodiment of the present invention may further have the following additional technical features:

according to an embodiment of the present invention, the big head driving mechanism includes a big head linear guide rail mounted on the frame; the big-end moving assembly is arranged on the big-end linear guide rail in a sliding mode; the big head sliding seat is fixedly arranged on the big head moving assembly; the big head driving unit comprises a big head servo motor, a belt wheel mechanism connected with an output shaft of the big head servo motor, and a ball screw connected with an output end of the belt wheel mechanism, the ball screw is provided with a screw rod connected with the output end of the belt wheel mechanism and a nut matched with the screw rod, two ends of the screw rod are respectively and rotatably arranged on two screw rod supporting seats fixedly arranged on the rack, and the big head moving assembly is connected with the nut.

According to the utility model discloses an embodiment, major part sliding assembly is including sliding the setting and being in major part slider on the major part linear guide and fixing the major part movable plate on the major part slider.

According to the utility model discloses an embodiment, still fixed be provided with in the frame with big head removes subassembly complex big head inertia buffer part, big head inertia buffer part is located the front side the rear side of lead screw supporting seat.

According to the utility model discloses an embodiment, major part inertia buffer part is excellent power and glues and hits the piece.

According to the utility model discloses an embodiment, it installs the response piece to think to big head mechanism on, automobile suspension spring is thought to still include detection mechanism to equipment, detection mechanism includes big head front side extreme position detector, big head initial position detector and big head rear side extreme position detector.

The big head front side limit position detector, the big head initial position detector and the big head rear side limit position detector are proximity switches; the large-head front side limit position detector, the large-head initial position detector and the large-head rear side limit position detector are respectively used for detecting whether the direction-identifying large-head mechanism passes through a front side limit position, an initial position and a rear side limit position; when the large head mechanism is recognized to move forward to pass through the front side limit position or move backward to pass through the rear side limit position, the large head front side limit position detector or the large head rear side limit position detector generates a trigger signal, and the controller controls the large head servo motor to stop acting.

According to the utility model discloses an embodiment, detection mechanism is still including fixing in the frame and with the sensor installation guide rail that big head linear guide corresponds, big head front side extreme position detector big head initial position detector and big head rear side extreme position detector is installed on the sensor installation guide rail.

Adjusting the positions of the big-head front side extreme position detector, the big-head initial position detector and the big-head rear side extreme position detector on a sensor mounting guide rail to adapt to different types of springs. Furthermore, the big end base plate is detachably connected with the big end fixing component, and the spring big end guide module is detachably mounted on the big end base plate.

The diameter of the big end base plate, the thickness of the stop block and the diameter of the spring big end guide module correspond to the type of the spring, and the big end base plates with different diameters, the stop blocks with different thicknesses and the spring big end guide modules with different diameters can be selected to adapt to different types of springs.

According to the utility model discloses an embodiment, big head connection structure is for connecting buffering module, it includes to connect buffering module: the big head slider seat is provided with a big head sliding groove extending forwards and backwards, and the connecting structure is fixedly provided with a sliding block arranged in the big head sliding groove in a sliding manner; the two ends of the big head sliding groove are respectively provided with a front retaining wall and a rear retaining wall which are used for limiting the front and rear displacement of the big head sliding body seat relative to the connecting structure.

When the guide structures of the large head mechanism and the small head are inserted into the spring from two ends of the spring respectively, the guide structures can receive reverse acting force, the reverse acting force received by the guide structures can be effectively buffered through the buffer parts, and the large head sliding body seat (namely the guide structure) is further limited to move back and forth relative to the connecting structure through the large head sliding groove.

According to an embodiment of the present invention, the connection structure is an axle-like structure, the rear side of the big head slider seat has a slide way for the front side of the connection structure to extend into and slide back and forth, and the inner wall of the big head slider seat is provided with a copper sleeve for the connection structure to extend back and forth; and the side surface of the big-end sliding body seat is provided with a lubricating oil introducing through hole, and the side surface of the copper sleeve is provided with a lubricating oil introducing channel which is respectively communicated with the lubricating oil introducing through hole and the central hole of the copper sleeve.

According to an embodiment of the present invention, the lubricant introducing passage has a first passage communicated with the lubricant introducing through hole and a second passage communicated with the first passage and spirally arranged along the inner wall circumference of the copper bush; the second channel is far away from two ports of the copper sleeve.

According to the utility model discloses an embodiment, the copper sheathing with connection structure transition fit.

According to an embodiment of the invention, the buffer is a spring.

According to the utility model discloses an embodiment, spring major part direction module has the guide structure for the front portion and the rear portion is the module of cylindrical structure.

The guide structure at the front end can more conveniently enter the spring, and the cylindrical structure at the rear part has the same outer diameter as the inner diameter of the spring, so that the spring can be supported.

According to the utility model discloses an embodiment, the rear side fixed mounting of major part bottom plate has major part fixed part, the front side of major part slider seat is provided with major part fixed part mounting hole, the fast plug of major part is installed to major part fixed part mounting hole, the fast plug of major part has and passes the fast through-hole of major part fixed part, the slide block seat of major part install with the fast plug complex major part elastomeric element of major part.

According to an embodiment of the present invention, the large-head elastic member is a spring.

According to the utility model discloses an embodiment, the through-hole of the fast plug of major part has the major part and inserts the inclined plane soon, major part fixed part have with the major part inserts inclined plane complex major part fixed part inclined plane soon.

According to the utility model discloses an embodiment, big head elastomeric element installs and sets up big head slider seat with in the big head elastomeric element hole of big head quick plug complex.

The big head is quickly replaced through the matching of the big head quick plug and the big head fixing component to recognize the module (consisting of the big head fixing component, the big head bottom plate and the spring big head guide module), when the big head quick plug is pressed down, the big head fixing component can be conveniently taken out from the big head quick insertion hole, when the big head quick plug is inserted, the big head quick plug only needs to be pressed into the module by force to insert inwards, the elasticity of the big head elastic component is overcome, and the recognition module can be pressed into place.

According to the utility model discloses an embodiment, big head axis fastening through-hole has on the spring big head direction module axis, and big head axis fastener passes spring big head direction module with the big head bottom plate and through the screw thread of lower part with big head fixed part connects, big head bottom plate with big head fixed part's cooperation structure is for setting up the location structure and the setting of big head bottom plate rear side are in the cooperation structure that the location structure of big head fixed part front side formed.

According to the utility model discloses an embodiment, major part axis fastener includes the head on upper portion, the location structure at middle part and the helicitic texture of lower part, and location structure plays the effect with big head of spring direction module and major part bottom plate location, and lower part helicitic texture is with big head fixed part and the big head of spring direction module fastening connection.

According to the utility model discloses an embodiment, location structure is positioning hole or location boss, positioning hole with the location boss forms complex location structure.

According to an embodiment of the present invention, the small-head linear driving mechanism includes a small-head linear guide rail fixedly installed on the frame and disposed opposite to the large-head linear guide rail; the small-head sliding assembly is arranged on the small-head linear guide rail in a sliding mode, and the small-head sliding seat is fixedly arranged on the small-head sliding assembly; and the output end of the small-head linear driving source is connected with the small-head sliding assembly.

According to the utility model discloses an embodiment, microcephaly slip subassembly is including sliding the setting microcephaly slider on the microcephaly linear guide and fixing microcephaly movable plate on the microcephaly slider, microcephaly linear drive source is the cylinder.

According to an embodiment of the present invention, the small end slide has a small end slide through hole; the small-head rotary driving mechanism comprises a main shaft which is rotatably installed on a small-head sliding seat through hole and the front end of the main shaft penetrates through the small-head sliding seat through hole, and a small-head servo motor which is installed on the small-head sliding seat through hole through a small-head servo motor installation seat, the front end of the main shaft is in flat key connection with a small-head sliding body seat, and the output end of the small-head servo motor is connected with the main shaft.

According to the utility model discloses an embodiment, the device is acknowledged to automobile suspension spring still including having fixed mounting the initial position aligning gear of the initial angle alignment part of the rear side of microcephaly slide, be formed with initial angle alignment through-hole on the initial angle alignment part, the side of main shaft have with initial angle alignment through-hole matched with main shaft alignment hole.

Before the direction-recognizing action is carried out, initial angle calibration needs to be carried out on the direction-recognizing small-head mechanism, an initial position calibration mechanism is fixed on a small-head sliding seat, a spindle is arranged in a rotating mode relative to the small-head sliding seat, the spindle is driven to rotate relative to the small-head sliding seat through a servo motor, so that a spindle calibration hole in the spindle is aligned with an initial angle calibration through hole in the initial position calibration mechanism, the initial angle calibration action is achieved, the initial angle calibration through hole and the spindle calibration hole can be sequentially inserted through a pin shaft for calibration detection, the pin shaft is taken out before detection, the direction-recognizing action can be carried out, and the initial angle calibration can also be carried out by directly detecting.

According to the utility model discloses an embodiment, the calibration inductor is installed to the microcephaly servo motor mount pad, install the calibration response piece on the main shaft.

After the direction recognizing action is completed, the direction recognizing small head mechanism needs to be returned to the initial angle, the main shaft is driven to rotate through the small head rotation driving mechanism, when the calibration sensor senses that the calibration induction sheet generates a calibration trigger signal, the controller controls the small head servo motor to stop according to the calibration trigger signal, and then the initial angle returning action is completed.

According to the utility model discloses an embodiment, the main shaft passes through angular contact bearing and rotates to be installed on the microcephaly slide through-hole, initial angle calibration part is fixed on the bearing end cover of fixed mounting in microcephaly slide rear side.

According to the utility model discloses an embodiment, automobile suspension spring is acknowledged to equipment and is still including fixed the setting in the frame and be located microcephaly sliding component front side with microcephaly sliding component matched with microcephaly inertial buffer part.

According to the utility model discloses an embodiment, microcephaly inertial buffer part is excellent power and glues and hits the piece.

The small head sliding assembly cannot be stopped immediately due to inertia effect before moving back to the designated position, and buffering is carried out through a small head inertia buffering component.

According to the utility model discloses an embodiment, microcephaly servo motor's output shaft and reduction gear are connected, the output of reduction gear pass through the shaft coupling with the main shaft is connected.

According to an embodiment of the present invention, the initial angle calibration mechanism further has a detector for detecting the position of the spindle calibration hole through the initial angle calibration through hole.

According to an embodiment of the present invention, the initial angle calibration mechanism further has a calibration shaft capable of being fitted with the initial angle calibration through hole and the main shaft calibration hole.

According to the utility model discloses an embodiment, spring microcephaly direction module has the guide structure for the rear portion and the front portion is the module of cylindrical structure.

Inside the guide structure of rear end more conveniently got into suspension spring, anterior cylinder type structure external diameter was equal with the suspension spring internal diameter, can play the effect that supports suspension spring.

According to the utility model discloses an embodiment, it has little first fixed part to think of the front side fixed mounting of little first baffle, the rear side of little first slider seat is provided with little first fixed part mounting hole, little first fast plug is installed to little first fixed part mounting hole, little first fast plug has and passes little first fixed part's little first fast through-hole, little first slider seat install with little first fast plug complex little first elastomeric element.

According to the utility model discloses an embodiment, the through-hole of the first plug of microcephaly has the first inclined plane of inserting soon of microcephaly, microcephaly fixed part have with the microcephaly inserts inclined plane complex microcephaly fixed part inclined plane soon.

According to the utility model discloses an embodiment, little first elastomeric element is installed and is set up little first slider seat with little first quick plug complex little first elastomeric element hole.

The small head is quickly replaced through the matching of the small head quick plug and the small head fixing part to recognize the module (composed of the small head fixing part, the small head bottom plate and the spring small head guide module), when the small head quick plug is pressed down, the small head fixing part can be conveniently taken out from the small head quick insertion through hole, when the small head quick plug is inserted, the small head quick plug only needs to be pressed inwards by the forced pressing module, the elasticity of the small head elastic part is overcome, and the recognition module can be pressed in place.

According to the utility model discloses an embodiment, the microcephaly bottom plate with fixed part dismantles and connects, the spring microcephaly direction module dismantles and installs on the microcephaly bottom plate.

The diameter of the small-head bottom plate, the thickness of the stop blocks and the diameter of the spring small-head guide module correspond to the type of the spring, and the small-head bottom plates with different diameters, the stop blocks with different thicknesses and the spring small-head guide modules with different diameters can be selected to adapt to different types of springs.

According to an embodiment of the present invention, the small-head elastic member is a spring.

According to the utility model discloses an embodiment, the through-hole of the first quick plug of microcephaly has the first inclined plane of inserting soon of microcephaly, fixed part have with the microcephaly inserts inclined plane complex fixed part inclined plane soon.

According to the utility model discloses an embodiment, little first elastomeric element is installed and is set up little first slider seat with little first quick plug complex little first elastomeric element hole.

According to the utility model discloses an embodiment, microcephaly axis fastening through-hole has on the spring microcephaly direction module axis, microcephaly axis fastener passes spring microcephaly direction module with the microcephaly bottom plate and through the screw thread of lower part with microcephaly fixed part connects, the microcephaly bottom plate with microcephaly fixed part's cooperation structure is for setting up the location structure and the setting of microcephaly bottom plate front side are in the cooperation structure that the location structure of microcephaly fixed part rear side formed.

According to the utility model discloses an embodiment, microcephaly axis fastener includes the head on upper portion, the location structure at middle part and the helicitic texture of lower part, and location structure plays the effect with spring microcephaly direction module and microcephaly bottom plate location, and lower part helicitic texture is with microcephaly fixed part and spring microcephaly direction module fastening connection.

According to the utility model discloses an embodiment, location structure is positioning hole or location boss, positioning hole with the location boss forms complex location structure.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific circumstances.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, modifications, substitutions and alterations may be made therein by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. An apparatus for orienting automotive suspension springs, comprising:

a frame;

the direction-identifying small head mechanism and the direction-identifying large head mechanism are arranged on the rack in a relative sliding mode, the direction-identifying small head mechanism is provided with a small head slider seat, a small head base plate arranged on the rear side of the small head slider seat, a spring small head guide module arranged on the rear side of the small head base plate and a direction-identifying small head stop block arranged on the front side of the spring small head guide module, the direction-identifying large head mechanism is provided with a large head connecting module provided with a large head slider seat, a large head base plate arranged on the front side of the large head slider seat, a spring large head guide module arranged on the front side of the large head base plate and provided with a large head forward guide structure, and a direction-identifying large head stop block arranged on the rear side of the spring large head guide module;

the big head driving mechanism is used for driving the big head to move back and forth, and the output end of the big head driving mechanism is connected with the big head sliding body seat of the big head recognizing mechanism;

and the small head driving mechanism is provided with a small head linear driving mechanism arranged on the rack and a small head rotary driving mechanism connected with the output end of the small head linear driving mechanism, and the output end of the small head rotary driving mechanism is connected with the small head sliding body seat of the identified small head.

2. The apparatus as claimed in claim 1, wherein said pin drive mechanism comprises a pin linear guide mounted on said frame; the big-end moving assembly is arranged on the big-end linear guide rail in a sliding mode; the big head sliding seat is fixedly arranged on the big head moving assembly; and a big head driving unit driving the big head moving assembly to slide,

the big-end driving unit comprises a big-end servo motor, a belt wheel mechanism connected with an output shaft of the big-end servo motor, and a ball screw connected with an output end of the belt wheel mechanism, the ball screw is provided with a screw rod connected with the output end of the belt wheel mechanism and a nut matched with the screw rod, two ends of the screw rod are respectively and rotatably arranged on two screw rod supporting seats fixedly arranged on the rack, and the big-end moving assembly is connected with the nut.

3. The vehicle suspension spring orientation device according to claim 2, wherein a large-head inertia buffer component engaged with the large-head moving assembly is further fixedly arranged on the frame.

4. The apparatus for recognizing automobile suspension spring according to claim 2, wherein said large head mechanism is mounted with a sensing piece, and said apparatus further comprises a detection mechanism, said detection mechanism comprises a large head front side limit position detector, a large head initial position detector and a large head rear side limit position detector.

5. The apparatus as claimed in claim 4, wherein the detecting mechanism further comprises a sensor mounting rail fixed on the frame and corresponding to the big-head linear rail, and the big-head front-side extreme position detector, the big-head initial position detector and the big-head rear-side extreme position detector are mounted on the sensor mounting rail.

6. The apparatus as claimed in claim 1, wherein the stud connection structure is a connection buffer module, and the connection buffer module comprises: a connecting structure which is arranged at the rear side part of the big head slider seat in a sliding way and is connected with the output end of the big head driving mechanism, a buffer piece which is fixed on the big head slider seat and is positioned at the front side of the connecting structure and is matched with the connecting structure,

the big end sliding block seat is provided with a big end sliding groove extending forwards and backwards, and the connecting structure is fixedly provided with a sliding block arranged in the big end sliding groove in a sliding manner; the two ends of the big head sliding groove are respectively provided with a front retaining wall and a rear retaining wall which are used for limiting the front and rear displacement of the big head sliding body seat relative to the connecting structure.

7. The automotive suspension spring direction recognition device according to claim 1, wherein a large-head fixing component is fixedly mounted on a rear side of the large-head base plate, a large-head fixing component mounting hole is formed in a front side of the large-head slider seat, a large-head quick plug is mounted in the large-head fixing component mounting hole, the large-head quick plug is provided with a large-head quick insertion hole penetrating through the large-head fixing component, and a large-head elastic component matched with the large-head quick plug is mounted in the large-head slider seat;

the through hole of the big-end quick plug is provided with a big-end quick insertion inclined plane, and the big-end fixing component is provided with a big-end fixing component inclined plane matched with the big-end quick insertion inclined plane; the big end elastic component is arranged in a big end elastic component hole which is formed in the big end slider seat and matched with the big end quick plug.

8. The apparatus as claimed in claim 2, wherein said small-head linear drive mechanism includes a small-head linear guide fixedly mounted to said frame and disposed opposite said large-head linear guide; the small-head sliding assembly is arranged on the small-head linear guide rail in a sliding mode, and the small-head sliding seat is fixedly arranged on the small-head sliding assembly; and the output end of the small-head linear driving source is connected with the small-head sliding assembly.

9. The automotive suspension spring orientation apparatus of claim 8, wherein the small-head slider has a small-head slider through-hole; the small-head rotary driving mechanism comprises a main shaft which is rotatably arranged on a through hole of the small-head sliding seat, the front end of the main shaft penetrates through the through hole of the small-head sliding seat, and a small-head servo motor which is arranged on the small-head sliding seat through a small-head servo motor mounting seat, the front end of the main shaft is connected with the small-head sliding seat, and the output end of the small-head servo motor is connected with the main shaft.

10. The apparatus of claim 9, wherein the apparatus further comprises an initial alignment mechanism having an initial alignment member fixedly mounted to a rear side of the small head slider, the initial alignment member having an initial alignment through hole formed therein, and a side surface of the spindle having a spindle alignment hole for fitting the initial alignment through hole.

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