CN217966237U - Spring conveying device of spring grinding machine - Google Patents

Abstract

The utility model discloses a spring conveyor of spring grinding machine, the device comprises a device body, the device body includes: the feeding mechanism is used for inputting the spring into the device body; the rotating disc type station transferring mechanism is used for carrying the spring transferring position to process; the blanking mechanism is used for pushing the processed spring away from the turntable type station transfer mechanism; the feeding mechanism comprises a feeding pipe, the feeding mechanism comprises a spring position control assembly arranged on the side of the feeding pipe, and the spring position control assembly is used for controlling a spring in the feeding pipe to fall into the turntable type station transfer mechanism in a variable-speed manner. The spring position control assembly arranged on the lateral side of the feeding mechanism is used for controlling the spring before entering the turntable, so that the spring is ensured to accurately enter the turntable at a safe speed without jumping out again, and the high efficiency and the accuracy of material conveying are realized.

Description

Spring conveying device of spring grinding machine

Technical Field

The utility model belongs to the technical field of the spring manufacturing technology and specifically relates to a spring conveyor of spring grinding machine is related to.

Background

In the field of spring production and processing, a machined spring is usually subjected to a grinding process to grind the end face of the spring so as to achieve a specific angle and specification. Spring grinding machines, which are devices for grinding two end surfaces of a spring by using a set of grinding discs arranged up and down, are commonly used for grinding the spring. The working mode of the prior spring grinding machine on the end face of a spring is as follows: put into the rolling disc with the spring on, the rolling disc rotates the in-process and can pass through the inside emery wheel of spring grinding machine main part, makes the emery wheel polish the tip of spring through the rolling disc. Wherein, the material loading mode of spring includes: the traditional spring grinding machine carries out feeding operation manually, and a spring is placed on a turntable manually; and the vibration disc is matched with the conveying hose, the vibration disc is used for orderly arranging the springs in shape and pushing the arranged springs to fall on the rotating disc along the conveying hose.

The spring grinding machine with the automatic feeding and discharging device, which is disclosed in the application number of CN201821027333.3 in 2018, month 07 and 02, comprises: the spring grinding machine comprises a spring grinding machine main body, wherein a working table is arranged on the spring grinding machine main body; a rotating assembly, the rotating assembly comprising: the rotary table is arranged above the working table surface and can rotate; the rotary disc is provided with: a capacity bit; a linkage position; a feeding assembly, the feeding assembly comprising: the feeding body is provided with: a feeding channel; the connector is arranged corresponding to the linkage position and can move relative to the linkage position; wherein the connector acts on the linkage position, and the feeding body moves along with the turntable through the linkage position.

Although the automatic feeding is realized by the scheme, when the spring material is input by the automatic feeding device, a part of the spring cannot be accurately input, or the spring jumps out of the accommodating hole of the rotating disc due to the fact that the gravitational potential energy is converted into the elastic potential energy after entering the feeding port, the feeding speed of the feeding assembly is influenced, and the spring grinding efficiency is influenced.

Disclosure of Invention

There is the unable accuracy of spring material to get into the carousel or jump out the carousel once more and influence the problem of spring grinding efficiency among the prior art to mentioning in the background art, the utility model provides a spring conveyor of spring grinding machine utilizes the spring position control subassembly that feed mechanism side set up to control the spring before getting into the carousel, ensures that the spring accurately gets into the carousel and can not jump out once more under safe speed, realizes the high efficiency and the accuracy that the material was carried.

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

a spring conveying device of a spring grinding machine comprises a device body, wherein the device body comprises: the feeding mechanism is used for inputting the spring into the device body; the rotating disc type station transferring mechanism is used for carrying the spring transferring position to process; the blanking mechanism is used for pushing the processed spring away from the turntable type station transfer mechanism; the feeding mechanism comprises at least two feeding pipes and a spring position control assembly arranged on the side of each feeding pipe, and the spring position control assembly is used for controlling springs in the feeding pipes to fall into the turntable type station transfer mechanism in a variable-speed manner. The spring conveying device is used for conveying spring materials before and after a spring grinding process, and the efficiency and the accuracy of the spring material conveying process are kept.

Furthermore, the spring position control assembly comprises a first positioning part and a second positioning part which are arranged from top to bottom along the height direction of the feeding pipes, the first positioning part and the second positioning part respectively comprise a positioning column group which is movably inserted into each feeding pipe, and one end of the positioning column group, which is far away from the feeding pipes, is provided with a driving cylinder. After the spring enters from the pipe orifice at the top of the feeding pipe, the positioning column groups of the first positioning part and the second positioning part can be respectively abutted against the upper end and the lower end of a single spring to accurately limit the spring material, when the feeding pipe is aligned with the empty accommodating hole of the turntable, the driving cylinder of the second positioning part acts to enable the spring material between the first positioning part and the second positioning part to fall into the accommodating hole, after the spring material leaves the feeding pipe, the second positioning part is inserted into the feeding pipe again, the first positioning part acts to place the next spring between the first positioning part and the second positioning part, after the spring is in place, the first positioning part is inserted into the feeding pipe again to continue repeating the above actions, the swinging of the spring is realized, the spring is stopped at the spring position control component, the spring falls again after the gravitational potential energy is reduced to a safety value to ensure that the spring cannot jump out, the working stability of the feeding mechanism is increased, and one side of each feeding pipe facing the positioning column group is provided with a through groove along the length, so that the feeding pipe can be inserted into each height and limit the feeding pipe.

Preferably, the spring position control assembly comprises an upper substrate and a lower substrate, the first positioning part comprises a transition plate mounted on the upper substrate, a driving cylinder of the first positioning part is detachably connected to the transition plate, and a transition block is arranged on the lower substrate; the second positioning part comprises a sliding core block penetrating and arranged on the transition block, the positioning column group of the second positioning part is arranged on one side, close to the feeding pipe, of the sliding core block, and the driving cylinder of the second positioning part is arranged on one side, far away from the feeding pipe, of the sliding core block. The upper substrate is used for mounting a transition plate with selectable thickness, when the thickness of the transition plate is different, the initial distance H between the first positioning part and the second positioning part is also different, when the spring grinding machine processes springs of different batches and different specifications, a proper H value is selected according to the stiffness coefficient of the spring, and the first positioning part and the second positioning part can be ensured to accurately position the springs of different lengths; correspondingly, the feeding pipe can be detachably connected with the upper substrate and the lower substrate, and the feeding pipe with the corresponding diameter can be selected according to the specification of the spring.

Preferably, the feeding mechanism further comprises a height adjusting assembly, the height adjusting assembly comprises a lifting cylinder, and the lifting cylinder comprises a fixed end connected to the upper substrate and a movable end connected to the lower substrate. The height adjusting assembly is used for adjusting the distance between the lower substrate and the upper substrate, and compared with a transition plate with different thicknesses in reloading, the distance between the upper substrate and the lower substrate is adjusted by the lifting cylinder to be more obvious, meanwhile, the second positioning part is contracted when the lifting cylinder descends, a spring in the feeding pipe can be flushed away from the feeding pipe due to inertia and enters the containing groove of the turntable, and the situation that the spring is clamped on the feeding pipe and cannot fall is avoided.

Furthermore, the spring position control assembly further comprises a third positioning part arranged between the first positioning part and the second positioning part, the third positioning part and the second positioning part are identical in structure, and driving cylinders of the first positioning part, the second positioning part and the third positioning part are connected to a control module arranged on the device body in a unified mode. When springs with smaller length but larger stiffness coefficient need to be processed, because the transition block and the transition plate have minimum thickness limitation, the initial distance H between the first positioning part and the second positioning part also has a minimum value H, if the length of the springs is obviously smaller than H, only one spring between the first positioning part and the second positioning part cannot be ensured when the first positioning part and the second positioning part are inserted into the feeding pipe, and the spring grinding work cannot be normally carried out when a plurality of springs together fall into one accommodating groove when the second positioning part retracts. Therefore, the third positioning part is used as an auxiliary positioning part to work between the first positioning part and the second positioning part, and the positioning column group of the third positioning part can separate the short spring, so that the single spring can fall down when the second positioning part retracts, and the height of the short spring before the short spring falls down to the accommodating groove can be reduced again to avoid the phenomenon of jumping out. The third positioning portion is arranged between the first positioning portion and the second positioning portion in a swinging mode, so that a double-swinging structure formed by the three positioning portions can be matched with a rotating process of the turntable to ensure that springs in the feeding pipes fall into the accommodating grooves one by one at a safe speed, and the springs correspond to the accommodating grooves one by one.

Preferably, the device body includes the multistation base station, be provided with the carousel on the multistation base station, multistation base station side is provided with the handling frame, carousel formula station transfer mechanism is including setting up the disconnect-type carousel drive assembly on the handling frame. The multi-station base station is used as a main body of the device body, the turntable of the transfer spring is arranged on the multi-station base station, the separated turntable driving assembly can control the turntable to stop and rotate in a clutch mode, and the turntable work transfer mechanism and the feeding mechanism can work cooperatively.

Preferably, disconnect-type carousel drive assembly is including setting up in the gear shaft at carousel center, be provided with driving motor on the handling frame, driving motor keeps away from the carousel direction and is provided with the position control cylinder, driving motor is including the output that is provided with the transmission fluted disc, the gear shaft is connected in the steerable transmission fluted disc separation and reunion of position control cylinder. The driving motor is used for providing rotating power for the turntable, and the position control cylinder is used for controlling the distance between the transmission fluted disc and the gear shaft, so that the clutch state of the driving motor and the gear shaft is changed, and the accurate control of the turntable is realized.

Preferably, the rotating disc type station transfer mechanism comprises an arc-shaped guide rail arranged on the operating frame, an operating table is arranged on the arc-shaped guide rail in a sliding manner, and the feeding mechanism is arranged on the operating table; the positioning device is characterized in that a reset tension spring is arranged between the operating platform and the operating frame, a positioning cylinder is arranged on the operating platform and comprises a telescopic end, a synchronizing rod is arranged at the telescopic end corresponding to the edge of the turntable, a positioning profile tooth group is arranged at the edge of the turntable, and the synchronizing rod can be abutted to the positioning profile tooth group. The feeding mechanism can rotate synchronously along with the turntable for a short time, particularly, when a synchronous rod arranged on the telescopic end of the positioning cylinder is clamped into a positioning profile tooth group of the turntable, the turntable rotates under the driving of the rotating motor, the operating platform can synchronously swing along an arc-shaped guide rail with the radian consistent with that of the turntable, so that the feeding pipe and the accommodating groove keep relatively static in the falling process of the spring, and the accuracy of the spring conveying process is effectively improved. When a spring falls into the containing groove and the spring position control assembly ferries the next spring to fall, the synchronizing rod retracts under the action of the positioning cylinder, the reset tension spring can pull the operating platform to return to the initial position under the action of elastic potential energy, the synchronizing rod swings synchronously with the rotating disc again when waiting for the next synchronizing rod to perform synchronous action, and therefore the empty containing groove of the rotating disc can be aligned by all the springs when each group of springs fall from the feeding pipe, and the accuracy of feeding action is obviously improved.

Preferably, the operating frame is provided with a supporting assembly, the supporting assembly comprises an adjusting cylinder arranged on the side of the spring position control assembly, the adjusting cylinder comprises an acting end provided with a supporting rod, and the tail of the supporting rod is provided with a guide wheel. The supporting component is used for controlling the minimum distance between the lower substrate and the turntable, so that the friction of the lower substrate and even the impact of the turntable on the spring feeding can be avoided, the smoothness of the spring position control component and the turntable during relative movement can be guaranteed through the guide wheel, and the damage to parts caused by hard friction is avoided.

Preferably, the arc-shaped guide rail bottom is provided with a main substrate, the main substrate is connected with the operation frame in a sliding mode, and one side, away from the multi-station base plate, of the main substrate is provided with a working cylinder. The working cylinder is used for controlling the distance between each mechanism on the main substrate and the multi-station base plate, after the device body finishes working, the main substrate is retreated from the multi-station base plate through the working cylinder, and then stop working can be finished, so that the potential safety hazard caused when the feeding mechanism and the rotating disc type station transfer mechanism are kept at working positions and are started by mistake is avoided.

Therefore, the utility model discloses following beneficial effect has: (1) The spring before entering the turntable is controlled by the spring position control assembly arranged on the side of the feeding mechanism, so that the spring is ensured to accurately enter the turntable at a safe speed without jumping out again, and the high efficiency and accuracy of material conveying are realized; (2) The first positioning part and the second positioning part are matched to realize the ferry of the spring, so that the spring is stopped at the spring position control assembly, and falls down again after the gravitational potential energy is reduced to a safe value to ensure that the spring cannot jump out, thereby increasing the working stability of the feeding mechanism; (3) The double-swing structure formed by the three positioning parts can be matched with the rotation process of the turntable to ensure that the springs in the feeding pipe fall into the accommodating groove one by one at a safe speed, and the springs correspond to the accommodating groove one by one; (4) The supporting component is used for controlling the minimum distance between the lower substrate and the turntable, so that the influence of the friction of the lower substrate even impacting the turntable on spring feeding can be avoided, the smoothness of the spring position control component and the turntable during relative movement can be ensured through the guide wheel, and the damage of parts caused by hard friction is avoided; (5) The synchronous rod arranged on the telescopic end of the positioning cylinder is clamped into the positioning profile tooth group of the turntable, and when the turntable is driven by the rotating motor to rotate, the operating table can synchronously swing along the arc-shaped guide rail with the radian consistent with that of the turntable, so that the feeding pipe and the accommodating groove are kept relatively static in the falling process of the spring, and the accuracy of the spring conveying process is effectively improved.

Drawings

Fig. 1 is a first axial view of the present invention.

Fig. 2 is a second axial view of the present invention.

Fig. 3 is a third axial side view of the present invention.

In the figure: 100 multi-station base stations, 200 operation frames, 201 driving motors, 202 position control cylinders, 203 transmission fluted discs, 1 feeding mechanism, 11 adjusting cylinders, 12 supporting rods, 13 guide wheels, 2 rotating discs, 21 gear shafts, 22 positioning profile tooth groups, 3 rotating disc type station transfer mechanisms, 31 arc-shaped guide rails, 32 operation tables, 33 reset tension springs, 34 positioning cylinders, 35 synchronizing rods, 36 main base plates, 361 working cylinders, 4 blanking mechanisms, 41 blanking columns, 42 blanking cylinders, 5 spring position control assemblies, 51 first positioning parts, 52 second positioning parts, 521 sliding core blocks, 53 positioning column groups, 54 driving cylinders, 6 upper base plates, 61 transition plates, 7 lower base plates, 71 transition blocks, 8 lifting cylinders, 9 third positioning parts and 10 feeding pipes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description. Examples of which are illustrated in the accompanying drawings, wherein like 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 exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Example 1

As shown in fig. 1,2, a spring conveying device of a spring grinding machine includes a device body including: the feeding mechanism 1 is used for inputting the spring into the device body; the rotating disc type station transferring mechanism 3 is used for carrying a spring transferring position for processing; the blanking mechanism 4 is used for pushing the processed spring away from the turntable type station transfer mechanism 3; the feeding mechanism 1 comprises at least two feeding pipes 10, the feeding mechanism 1 comprises a spring position control assembly 5 arranged on the side of each feeding pipe 10, and the spring position control assembly 5 is used for controlling a spring in each feeding pipe 10 to fall into the turntable type station transfer mechanism 3 in a variable speed mode. The spring conveying device is characterized in that spring materials provided by the vibrating disc are loaded into accommodating holes of a rotary disc 2 of the rotary disc type station transfer mechanism 3 by the feeding mechanism 1, the rotary disc type station transfer mechanism 3 carries the spring materials to reach a grinding station to polish two ends of the spring materials, the spring materials are conveyed to the discharging mechanism 4 after the spring materials are finished, and the push rod arranged on the discharging mechanism 4 is pushed away from the rotary disc to finish spring grinding work.

The spring position control assembly 5 comprises a first positioning part 51 and a second positioning part 52 which are arranged from top to bottom along the height direction of the feeding pipe 10, the first positioning part 51 and the second positioning part 52 respectively comprise a positioning column group 53 which is movably inserted into each feeding pipe 10, and one end of the positioning column group 53, which is far away from the feeding pipe 10, is provided with a driving cylinder 54. The spring position control assembly 5 comprises an upper substrate 6 and a lower substrate 7, the first positioning part 51 comprises a transition plate 61 mounted on the upper substrate 6, the driving cylinder 54 of the first positioning part 51 is detachably connected to the transition plate 61, and a transition block 71 is arranged on the lower substrate 7; the second positioning part 52 comprises a sliding core block 521 which is arranged on the transition block 71 in a penetrating manner, the positioning column group 53 of the second positioning part 52 is arranged on one side of the sliding core block 521 close to the feeding pipe 10, and the driving cylinder 54 of the second positioning part 52 is arranged on one side of the sliding core block 521 far away from the feeding pipe 10. The feeding mechanism 1 further comprises a height adjusting assembly, the height adjusting assembly comprises a lifting cylinder 8, and the lifting cylinder 8 comprises a fixed end connected to the upper substrate 6 and a movable end connected to the lower substrate 7.

After the spring enters from the pipe orifice at the top of the feeding pipe 10, the positioning column groups 53 of the first positioning part 51 and the second positioning part 52 can abut against the upper end and the lower end of a single spring respectively to accurately limit the spring material, when the feeding pipe 10 aligns with an empty accommodating hole of the turntable, the driving cylinder 54 of the second positioning part 52 acts to enable the spring material between the first positioning part 51 and the second positioning part 52 to fall into the accommodating hole, after the spring material leaves the feeding pipe 10, the second positioning part 52 is inserted into the feeding pipe 10 again, the first positioning part 51 acts to place the next spring between the first positioning part 51 and the second positioning part 52, after the spring is in place, the first positioning part 51 is inserted into the feeding pipe 10 again to repeat the above actions continuously, so that the swinging of the spring is realized, the spring stops at the spring position control assembly 5, after the gravitational potential energy is reduced to a safe value, the spring falls again to ensure that the spring cannot jump out, the working stability of the feeding mechanism 1 is increased, one side of each feeding pipe 10 faces the positioning column group 53, and the positioning column groups 53 are provided with through grooves along the length, and the height of each insertion column 53 is ensured to enable each insertion of the spring to limit spring to be capable of inserting pipe 10. The upper substrate 6 is used for mounting a transition plate 61 with a selectable thickness, when the thickness of the transition plate 61 is different, the initial distance H between the first positioning portion 51 and the second positioning portion 52 is also different, and when the spring grinding machine is used for processing springs of different batches and different specifications, a proper H value is selected according to the stiffness coefficient of the spring, so that the springs with different lengths can be accurately positioned by the first positioning portion 51 and the second positioning portion 52; accordingly, the feeding pipe 10 is detachably connected to the upper substrate 6 and the lower substrate 7, and the feeding pipe 10 having a corresponding diameter may be selected according to the specification of the spring. The height adjusting assembly is used for adjusting the distance between the lower substrate 7 and the upper substrate 6, compared with the transition plate 61 with different thicknesses, the distance between the upper substrate 7 and the lower substrate 7 can be adjusted more obviously by the lifting cylinder 8, meanwhile, the second positioning part 52 contracts when the lifting cylinder 8 descends, a spring in the feeding pipe 10 can be flushed away from the feeding pipe 10 due to inertia and enters the accommodating groove of the turntable, and the situation that the spring is clamped in the feeding pipe 10 and cannot fall is avoided.

It is worth noting that the device body comprises a multi-station base station 100, a turntable is arranged on the multi-station base station 100, an operation frame 200 is arranged on the side of the multi-station base station 100, and the turntable-type station transfer mechanism 3 comprises a separated turntable driving assembly arranged on the operation frame 200. Disconnect-type carousel drive assembly is including setting up in the gear shaft 21 at carousel center, be provided with driving motor 201 on the handling frame 200, driving motor 201 keeps away from the carousel direction and is provided with position control cylinder 202, driving motor 201 is including the output that is provided with transmission fluted disc 203, the steerable transmission fluted disc 203 separation and reunion of position control cylinder connects gear shaft 21. The turntable type station transfer mechanism 3 comprises an arc-shaped guide rail 31 arranged on the operating frame 200, an operating table 32 is arranged on the arc-shaped guide rail 31 in a sliding manner, and the feeding mechanism 1 is arranged on the operating table 32; be provided with the extension spring 33 that resets between operation panel 32 and the handling frame 200, be provided with location cylinder 34 on the operation panel 32, location cylinder 34 is including flexible end, flexible serving corresponds the carousel border and is provided with synchronizing bar 35, the carousel border is provided with location profile tooth group 22, but synchronizing bar 35 butt location profile tooth group 22. The bottom of the arc-shaped guide rail 31 is provided with a main substrate 36, the main substrate 36 is in sliding connection with the operation frame 200, and one side of the main substrate 36, which is far away from the multi-station base plate, is provided with a working cylinder 361.

The multi-station base 100 is used as a main body of the device body, the turntable of the transfer spring is arranged on the multi-station base, and the separated turntable driving assembly can control the stopping and rotating of the turntable in a clutch mode, so that the turntable work transfer mechanism and the feeding mechanism 1 can work cooperatively. The driving motor 201 is used for providing rotation power for the turntable, and the position control cylinder 202 is used for controlling the distance between the transmission fluted disc 203 and the gear shaft 21, so that the clutch state of the driving motor 201 and the gear shaft 21 is changed, and the accurate control of the turntable is realized. The feeding mechanism 1 can rotate synchronously with the turntable for a short time, particularly, when a synchronous rod 35 arranged at the telescopic end of the positioning cylinder 34 is clamped into the positioning profile tooth group 22 of the turntable, and the turntable is driven by a rotating motor to rotate, the operating table 32 can synchronously swing along an arc-shaped guide rail 31 with the radian consistent with that of the turntable, so that the feeding pipe 10 and the accommodating groove are kept relatively static in the falling process of the spring, and the accuracy of the spring conveying process is effectively improved. When a spring falls into the accommodating groove and the spring position control assembly 5 ferries the next spring to fall, the synchronizing rod 35 retracts under the action of the positioning cylinder 34, the reset tension spring 33 can pull the operating platform 32 to return to the initial position under the action of elastic potential energy, and the synchronizing rod 35 swings synchronously with the rotating disc again when waiting for the next synchronizing action, so that each group of springs can be aligned in the empty accommodating groove of the rotating disc when falling from the feeding pipe 10, and the accuracy of feeding action is obviously improved. The working cylinder 361 is used for controlling the distance between each mechanism on the main substrate 36 and the multi-station base plate, after the device body finishes working, the main substrate 36 is retreated from the multi-station base plate through the working cylinder 361, and then stopping working can be finished, so that potential safety hazards caused by the fact that the feeding mechanism 1 and the rotating disc type station transfer mechanism 3 are kept at working positions and mistakenly started are avoided.

The operating frame 200 is provided with a supporting assembly, the supporting assembly comprises an adjusting cylinder 11 arranged on the side of the spring position control assembly 5, the adjusting cylinder 11 comprises an action end provided with a supporting rod 12, and the tail of the supporting rod 12 is provided with a guide wheel 13. The supporting component is used for controlling the minimum distance between the lower substrate 7 and the rotary table, so that the friction of the lower substrate 7 and even the impact of the rotary table on the spring feeding can be avoided, the smoothness of the spring position control component 5 and the rotary table during relative movement can be guaranteed through the guide wheel 13, and the damage of parts caused by hard friction is avoided.

In this embodiment, the number of the feeding pipes 10 is three, the spring position control assembly 5 is correspondingly provided with three positioning columns, and when the spring is conveyed, the H value corresponding to the length of the spring is selected at first, so that the H value is ensured to be less than twice the length of the spring. Then, a spring is input into the feeding pipe 10 through a vibrating disk matching pipeline, at the moment, the second positioning part 52 is inserted into the feeding pipe 10, the first positioning part 51 is switched into an insertion state from retraction after the spring enters, so that a single spring stops between the first positioning part 51 and the second positioning part 52, under the control of the control module, the second positioning part 52 retracts, the lifting cylinder 8 descends, the positioning cylinder 34 fixes the operating platform 32 and the rotating disk relatively through the synchronizing rod 35, and the spring is separated from a feeding hole and enters the rotating disk which is relatively static; and then the spring reaches a grinding station along with the turntable, the turntable continues to rotate after the two ends of the spring are processed, so that the blanking column 41 of the blanking mechanism 4 corresponds to the accommodating groove of the processed spring, and a blanking cylinder 42 arranged on the blanking column 41 is arranged on the operating platform 32 and can drive the blanking column 41 to push the spring to leave the turntable to finish the spring conveying.

Example 2

Unlike embodiment 1, as shown in fig. 3, in this embodiment, the spring position control assembly 5 further includes a third positioning portion 9 disposed between the first positioning portion 51 and the second positioning portion 52, the third positioning portion 9 and the second positioning portion 52 have the same structure, and the driving cylinders 54 of the first positioning portion 51, the second positioning portion 52 and the third positioning portion 9 are integrally connected to a control module disposed on the apparatus body. When springs with small length but large stiffness coefficient need to be machined, because the transition block 71 and the transition plate 61 have minimum thickness limitation, the initial distance H between the first positioning portion 51 and the second positioning portion 52 also has a minimum value H, and if the length of the springs is significantly smaller than H, only one spring cannot be ensured between the first positioning portion 51 and the second positioning portion 52 when the two positioning portions are inserted into the feeding pipe 10, which causes that a plurality of springs fall into one accommodating groove together when the second positioning portion 52 retracts, and the spring grinding work cannot be normally performed. Therefore, the third positioning portion 9 is used as an auxiliary positioning portion to work between the first positioning portion 51 and the second positioning portion 52, the positioning column group 53 of the third positioning portion 9 can separate the short spring, and the specification of the transition block 71 is changed, so that the distance between the positioning column group 53 of the third positioning portion 9 and the positioning column group 53 of the first positioning portion 51 is less than twice the length of the short spring; not only can the single spring be ensured to fall when the second positioning part 52 retracts, but also the height of the short spring before falling to the accommodating groove can be reduced again to avoid the jumping-out phenomenon. The third positioning portion 9 is ferred between the first positioning portion 51 and the second positioning portion 52, so that the "double-ferry structure" formed by the three positioning portions can cooperate with the rotation process of the turntable to ensure that the springs in the feeding pipe 10 fall into the accommodating grooves one by one at a safe speed, the springs correspond to the accommodating grooves one by one, and the short springs with small sizes can also stably fall into the accommodating grooves.

In addition to the above embodiments, the technical features of the present invention can be re-selected and combined within the scope of the claims and the specification of the present invention to constitute new embodiments, which can be realized by those skilled in the art without any creative work, therefore, the embodiments of the present invention not described in detail should also be regarded as concrete embodiments of the present invention and are within the protection scope of the present invention.

Claims (10)

1. The utility model provides a spring conveyor of spring grinding machine, includes the device body, its characterized in that, the device body includes:

the feeding mechanism is used for inputting the spring into the device body;

the rotating disc type station transferring mechanism is used for carrying the spring transferring position to process;

the blanking mechanism is used for pushing the processed spring away from the turntable type station transfer mechanism;

the feeding mechanism comprises a feeding pipe, the feeding mechanism comprises a spring position control assembly arranged on the side of the feeding pipe, and the spring position control assembly is used for controlling a spring in the feeding pipe to fall into the turntable type station transfer mechanism in a variable-speed manner.

2. The spring conveying device of the spring grinding machine according to claim 1, wherein the spring position control assembly comprises a first positioning part and a second positioning part which are arranged from top to bottom along the height direction of the feeding pipe, each of the first positioning part and the second positioning part comprises a positioning column group which is movably inserted into each feeding pipe, and a driving cylinder is arranged at one end, away from the feeding pipe, of each positioning column group.

3. The spring conveying device of the spring grinding machine according to claim 2, wherein the spring position control assembly comprises an upper base plate and a lower base plate, the first positioning part comprises a transition plate mounted on the upper base plate, a driving cylinder of the first positioning part is detachably connected to the transition plate, and a transition block is arranged on the lower base plate; the second positioning part comprises a sliding core block penetrating and arranged on the transition block, the positioning column group of the second positioning part is arranged on one side, close to the feeding pipe, of the sliding core block, and the driving cylinder of the second positioning part is arranged on one side, far away from the feeding pipe, of the sliding core block.

4. The spring conveying device of a spring grinding machine as claimed in claim 3, wherein the feeding mechanism further comprises a height adjusting assembly, the height adjusting assembly comprises a lifting cylinder, and the lifting cylinder comprises a fixed end connected to the upper base plate and a movable end connected to the lower base plate.

5. The spring conveying device of the spring grinding machine according to claim 4, characterized in that the spring position control assembly further comprises a third positioning portion arranged between the first positioning portion and the second positioning portion, the third positioning portion and the second positioning portion are identical in structure, and driving cylinders of the first positioning portion, the second positioning portion and the third positioning portion are integrally connected to a control module arranged on the device body.

6. The spring conveying device of the spring grinding machine according to any one of claims 1 to 5, wherein the device body comprises a multi-station base, a turntable is arranged on the multi-station base, an operating frame is arranged on the side of the multi-station base, and the turntable-type station transfer mechanism comprises a separated turntable driving assembly arranged on the operating frame.

7. The spring conveying device of the spring grinding machine as claimed in claim 6, wherein the split-type turntable driving assembly comprises a gear shaft arranged at the center of the turntable, the operating frame is provided with a driving motor, the driving motor is provided with a position control cylinder in a direction away from the turntable, the driving motor comprises an output end provided with a transmission fluted disc, and the position control cylinder can control the transmission fluted disc to be in clutch connection with the gear shaft.

8. The spring conveying device of the spring grinding machine as claimed in claim 6, wherein the turntable type station transferring mechanism comprises an arc-shaped guide rail arranged on the operating frame, an operating platform is arranged on the arc-shaped guide rail in a sliding manner, and the feeding mechanism is arranged on the operating platform; the positioning device is characterized in that a reset tension spring is arranged between the operating platform and the operating frame, a positioning cylinder is arranged on the operating platform and comprises a telescopic end, a synchronizing rod is arranged at the telescopic end corresponding to the edge of the turntable, a positioning profile tooth group is arranged at the edge of the turntable, and the synchronizing rod can be abutted to the positioning profile tooth group.

9. The spring conveying device of the spring grinding machine as claimed in claim 7, wherein a support assembly is arranged on the operating frame, the support assembly comprises an adjusting cylinder arranged on the side of the spring position control assembly, the adjusting cylinder comprises an action end provided with a support rod, and a guide wheel is arranged at the tail of the support rod.

10. The spring conveying device of the spring grinding machine as claimed in claim 8, wherein the arc-shaped guide rail is provided with a main base plate at the bottom, the main base plate is connected with the operating frame in a sliding mode, and a working cylinder is arranged on one side, away from the multi-station base plate, of the main base plate.

Images