阅读说明：本技术 一种自锁螺母全自动柔性冲压装置 (Full-automatic flexible stamping device of self-locking nut ) 是由 张东民 穆天驰 姚松峻 周强 吕雷雷 王磊 邹文龙 冯志昌 于 2021-01-27 设计创作，主要内容包括：本发明公开了一种自锁螺母全自动柔性冲压装置,包括输送组件、冲压组件和收集组件；冲压组件与输送组件相连,收集组件与冲压组件相连。冲压组件内推送件与输送组件相连,用于将输送组件上的待加工件推送至夹持件内,夹持件用于夹持待加工件；若干冲压件绕夹持件等角度间隔设置,冲压件包括气液缸和冲头模具,各气液缸用于驱动各自对应的冲头模具配合对夹持件夹持的待加工件进行冲压。本发明实现对自锁螺母的自动化加工；可实现三边呈120°均布且高度一致的同步冲压,有效地提高了零件加工质量并减少了加工时间；夹持件和冲头模具均为可拆卸,提高了设备加工的柔性化,降低加工成本。(The invention discloses a full-automatic flexible stamping device for a self-locking nut, which comprises a conveying assembly, a stamping assembly and a collecting assembly, wherein the conveying assembly is arranged on the conveying assembly; the stamping assembly is connected with the conveying assembly, and the collecting assembly is connected with the stamping assembly. The pushing part in the stamping assembly is connected with the conveying assembly and used for pushing the workpiece to be machined on the conveying assembly into the clamping part, and the clamping part is used for clamping the workpiece to be machined; a plurality of stamping parts are arranged around the clamping part at equal angular intervals, each stamping part comprises a pneumatic hydraulic cylinder and a punch die, and each pneumatic hydraulic cylinder is used for driving the corresponding punch die to cooperate with the to-be-machined part clamped by the clamping part to stamp. The invention realizes the automatic processing of the self-locking nut; synchronous stamping with three edges uniformly distributed at 120 degrees and consistent height can be realized, the part processing quality is effectively improved, and the processing time is reduced; the clamping piece and the punch die are detachable, so that the flexibility of equipment processing is improved, and the processing cost is reduced.)

1. The utility model provides a full-automatic flexible stamping device of auto-lock nut which characterized in that includes: the device comprises a conveying assembly, a stamping assembly and a collecting assembly;

the stamping assembly is connected with the conveying assembly and is used for receiving the workpiece to be machined of the conveying assembly;

the collecting assembly is connected with the stamping assembly and is used for collecting the workpieces stamped by the stamping assembly;

wherein the punch assembly comprises: the pushing part, a plurality of stamping parts and the clamping part;

the pushing part is connected with the conveying assembly and used for pushing the workpiece to be machined on the conveying assembly into the clamping part, and the clamping part is used for clamping the workpiece to be machined;

the stamping parts are arranged around the clamping parts at equal angular intervals and comprise pneumatic cylinders and punch dies, and the pneumatic cylinders are used for driving the punch dies which correspond to the pneumatic cylinders respectively to cooperate with the punch dies to stamp the workpiece to be machined clamped by the clamping parts.

2. The full-automatic flexible stamping device for the self-locking nut of claim 1, further comprising a clamping base, a plurality of pneumatic-hydraulic cylinder bases and a stamping base;

the clamping base is arranged on the stamping base, and the clamping base is connected with the clamping piece through a bolt and used for fixing the clamping piece;

the pneumatic-hydraulic cylinder base is arranged on the stamping base, one end of the pneumatic-hydraulic cylinder base is connected with the peripheral side of the clamping base, and each pneumatic-hydraulic cylinder base is used for fixing the corresponding pneumatic-hydraulic cylinder.

3. The self-locking nut full-automatic flexible stamping device according to claim 2, further comprising a first support assembly, an upper top plate and an intermediate plate;

the middle plate is connected with the stamping base and used for supporting the stamping assembly;

the first supporting component is a plurality of first supporting rods, the number of the first supporting rods is that one end of each first supporting rod is connected with the middle plate, and the number of the first supporting rods is that the other end of each first supporting rod is connected with the upper top plate.

4. The automatic flexible stamping device of self-locking nuts of claim 1, wherein the conveyor assembly includes a vibrating tray, a conveyor belt;

the output end of the vibration disc is connected with the conveying belt, and the conveying belt is used for receiving the workpiece to be machined in the vibration disc and conveying the workpiece to the punching assembly.

5. The automatic flexible stamping device of a self-locking nut according to claim 1, wherein the collection assembly includes a collection trough, a notch of the collection trough is oriented toward the stamping assembly, and the collection trough is used for collecting the workpiece stamped by the stamping assembly.

6. The self-locking nut fully automatic flexible stamping device according to claim 1, wherein the collection assembly further comprises a collection bottom plate and a second support assembly,

the collecting groove is arranged on the collecting bottom plate, and the collecting bottom plate is used for fixing the collecting groove;

the second supporting assembly is a plurality of second supporting rods, one ends of the second supporting rods are connected with the stamping assembly, and the other ends of the second supporting rods are connected with the collecting bottom plate.

7. The full-automatic flexible stamping device of auto-lock nut of any one of claims 1 to 6, characterized in that, still includes photoelectric sensor and pressure sensor, photoelectric sensor is used for monitoring and control the transport subassembly with the punching press subassembly to realize automatic punching press, pressure sensor is used for monitoring the collection subassembly, and realize changing and remind.

Technical Field

The invention belongs to the technical field of novel nut processing equipment, and particularly relates to a full-automatic flexible stamping device for a self-locking nut.

Background

The self-locking nut is generally based on friction force, the principle is that the self-locking nut is pressed into a preset hole of a metal plate through embossing teeth, and the aperture of the general square preset hole is slightly smaller than that of a pressure riveting nut. The ruler is connected with the locking mechanism by using the nut, when the nut is screwed down, the ruler body is locked by the locking mechanism, and the ruler frame cannot move freely, so that the aim of locking is fulfilled; when the nut is loosened, the locking mechanism is disengaged from the ruler body, and the ruler frame moves along the ruler body. In addition, the self-locking nut is an important part in the connection and fixation of the automobile parts and plays a role in connection and fixation. Every part product on a car must guarantee high precision and reliability.

The single-specification mechanical connecting rod type stamping mode adopted in the prior art has large force transmission errors, so that the product precision is insufficient, a large number of unqualified products are easy to generate, the production efficiency is low, and the technical problems of large-batch production, enterprise modernization management requirements and the like are difficult to meet.

Disclosure of Invention

The invention aims to provide a full-automatic flexible stamping device for a self-locking nut, so as to achieve the technical effect of high-efficiency processing of the self-locking nut.

In order to solve the problems, the technical scheme of the invention is as follows:

a full-automatic flexible stamping device of auto-lock nut includes: the device comprises a conveying assembly, a stamping assembly and a collecting assembly;

the stamping assembly is connected with the conveying assembly and is used for receiving a workpiece to be machined of the conveying assembly;

the collecting assembly is connected with the stamping assembly and is used for collecting the machined parts stamped by the stamping assembly;

wherein, punching press subassembly includes: the pushing part, a plurality of stamping parts and the clamping part;

the pushing part is connected with the conveying component and used for pushing the workpiece to be machined on the conveying component into the clamping part, and the clamping part is used for clamping the workpiece to be machined;

a plurality of stamping parts are arranged around the clamping part at equal angular intervals, each stamping part comprises a pneumatic hydraulic cylinder and a punch die, and each pneumatic hydraulic cylinder is used for driving the corresponding punch die to cooperate with the to-be-machined part clamped by the clamping part to stamp.

Further preferably, the device also comprises a clamping base, a plurality of pneumatic and hydraulic cylinder bases and a stamping base;

the clamping base is arranged on the stamping base, is connected with the clamping piece through a bolt and is used for fixing the clamping piece;

the pneumatic-hydraulic cylinder base is arranged on the stamping base, one end of the pneumatic-hydraulic cylinder base is connected with the periphery of the clamping base, and each pneumatic-hydraulic cylinder base is used for fixing a corresponding pneumatic-hydraulic cylinder.

Further preferably, the device also comprises a first supporting component, an upper top plate and a middle plate;

the middle plate is connected with the stamping base and used for supporting the stamping assembly;

the first supporting component is a plurality of first supporting rods, one ends of the first supporting rods are connected with the middle plate, and the other ends of the first supporting rods are connected with the upper top plate.

Wherein, the conveying component comprises a vibrating disk and a conveying belt;

the output end of the vibration disc is connected with the conveying belt, and the conveying belt is used for receiving the workpiece to be machined in the vibration disc and conveying the workpiece to the stamping assembly.

The collecting assembly comprises a collecting groove, the direction of a notch of the collecting groove faces towards the stamping assembly, and the collecting groove is used for collecting a machined part stamped by the stamping assembly.

Further preferably, the collecting assembly further comprises a collecting bottom plate and a second supporting assembly,

the collecting tank is arranged on the collecting bottom plate, and the collecting bottom plate is used for fixing the collecting tank;

the second supporting component is a plurality of second supporting rods, one ends of the second supporting rods are connected with the bottom end of the stamping component, and the other ends of the second supporting rods are connected with the upper end face of the collecting bottom plate.

Further preferably, still include photoelectric sensor and pressure sensor, photoelectric sensor is used for monitoring and control conveying subassembly and punching press subassembly to realize automatic punching press, and pressure sensor is used for monitoring the collection subassembly, and realizes changing the warning.

Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages and positive effects:

1) the invention provides a full-automatic flexible stamping device for a self-locking nut, which can finish the working procedures of workpiece conveying, workpiece positioning, workpiece clamping, part stamping and finished product collection in sequence and realize automatic processing of the self-locking nut;

2) the synchronous punching device can realize synchronous punching with three edges uniformly distributed at 120 degrees and consistent height, so that the self-locking nut can simultaneously punch in multiple directions and with consistent force, the punching error of the three edges of the part is ensured to be within an allowable range, the part processing quality is effectively improved, and the processing time is reduced;

3) the clamping piece is replaceable, the range of the machinable specification of the workpiece to be machined is expanded, the flexibility of equipment machining is improved, and the machining cost is reduced.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.

Fig. 1 is a schematic structural view of a full-automatic flexible stamping device for a self-locking nut according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a punch assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a clamping member according to an embodiment of the invention.

Description of the reference numerals

1: an upper top plate; 2: a first support bar; 3: a second support bar; 4: clamping the base; 5: a gas-liquid cylinder; 6: stamping the base; 7: a middle plate; 8: collecting tank; 9: a collection base plate; 10: a gas-liquid cylinder base; 11: a conveyor belt; 12: a vibrating pan; 13: a pushing member; 14: a punch die; 15: a clamping member.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.

For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".

The following describes a self-locking nut fully-automatic flexible stamping device in detail with reference to the accompanying drawings and specific embodiments. Advantages and features of the present invention will become apparent from the following description and from the claims.

Examples

Referring to fig. 1, the present embodiment provides a full-automatic flexible stamping device for self-locking nuts, including: the device comprises a conveying assembly, a stamping assembly and a collecting assembly;

the stamping assembly is connected with the conveying assembly and is used for receiving a workpiece to be machined of the conveying assembly;

the collecting assembly is connected with the stamping assembly and is used for collecting the machined parts stamped by the stamping assembly;

wherein, punching press subassembly includes: a pushing piece 13, a plurality of stamping pieces and a clamping piece 15;

the pushing part 13 is connected with the conveying component and used for pushing the workpiece to be processed on the conveying component into the clamping part 15, and the clamping part 15 is used for clamping the workpiece to be processed;

the plurality of stamping parts are arranged around the clamping part 15 at equal angular intervals, each stamping part comprises a pneumatic hydraulic cylinder 5 and a punch die 14, and each pneumatic hydraulic cylinder 5 is used for driving the corresponding punch die 14 to cooperate with a workpiece to be machined clamped by the clamping part 15 to stamp.

The present embodiment will now be described in detail based on the processing flow of the workpiece:

referring to fig. 1, the self-locking nut to be processed is stored in a vibrating tray 12 of the conveying assembly, a pulse electromagnet is arranged below a hopper of the vibrating tray 12, the hopper can vibrate in the vertical direction, and the inclined spring piece drives the hopper to do torsional vibration around the vertical axis of the hopper. The self-locking nut in the hopper ascends along the spiral track due to the vibration. During the ascending process, through the screening or posture change of a series of tracks, parts can automatically enter the output end of the vibration disc 12 in a uniform state according to the assembly or processing requirements, the output end of the vibration disc 12 is connected with the conveying belt 11, and the vibration disc 12 automatically, orderly, directionally and neatly arranges the self-locking nuts in a vertical state and accurately conveys the self-locking nuts to the conveying belt 11 through vibration.

With reference to fig. 1 and 2, the conveyor belt 11 conveys the self-locking nuts to be machined from the other end thereof to the punching assembly, the conveyor belt 11 being mounted and fixed on the intermediate plate 7, and the punching assembly likewise being arranged in a central region on this intermediate plate 7. Specifically, the punching assembly includes: pusher 13, several stampings, clamps 15. The pushing member 13 pushes the self-locking nut through the air cylinder, the moving direction of the pushing member 13 is perpendicular to the conveying direction of the conveying belt 11, and the pushing member 13 is controlled by the photoelectric sensor to push the self-locking nut to a specified position, namely, into the clamping member 15. When the photoelectric sensor detects that a workpiece exists, the pushing part 13 works, namely, the self-locking nut is pushed, after the self-locking nut enters the clamping part 15, the photoelectric sensor cannot detect the workpiece, the photoelectric sensor controls the cylinder of the pushing part 15 to contract, and the self-locking nut is automatically pushed into the clamping part 15 from the conveying belt 11 in a circulating reciprocating mode in sequence.

Referring to fig. 3, the holding member 15 is a part holding mold into which the self-locking nut is pushed by the pushing member 13. The clamping piece 15 is installed on the clamping base 4 through a plurality of screws, the clamping piece 15 can be replaced according to the size and the type of a workpiece to be machined, and the three-edge synchronous punching groove suitable for nuts of various specifications is formed, for example, the nuts of M8-M20 can complete the three-edge synchronous punching groove on the stamping equipment, and flexibility of the stamping equipment is achieved. After the self-locking nut is fixed, three stamping parts which are arranged around the clamping piece 15 at equal angular intervals start to work synchronously, and specifically, the three stamping parts are uniformly distributed at intervals of 120 degrees and have consistent center height. Therefore, the periphery of the clamping piece 15 is provided with holes matched with the stamping piece, and the stamping piece is processed into the self-locking nut through the holes of the clamping piece 15. The stamping part comprises pneumatic and hydraulic cylinders 5 and punch dies 14, and each pneumatic and hydraulic cylinder 5 drives the corresponding punch die 14 to cooperate with the punch dies 14 to stamp the workpiece to be machined clamped by the clamping part 15. By replacing the clamping piece 15 and adjusting the total stroke and the force of the pneumatic-hydraulic cylinder 5, the synchronous punching of workpieces with the radius within 50mm, the required punching force within 5000N and three edges uniformly distributed at 120 degrees and the same central height can be realized.

Preferably, for convenience of fixing, the pneumatic/hydraulic cylinder 5 further comprises three pneumatic/hydraulic cylinder bases 10, and the three pneumatic/hydraulic cylinder bases 10 and the clamping base 4 are both arranged on the stamping base 6, the pneumatic/hydraulic cylinder bases 10 and the stamping base 6 are connected through bolts, and the stamping base 6 is fixed on the middle plate 7. Of course, the three cylinder bases 10, the clamp base 4, and the intermediate plate 7 may be integrally provided. In order to match the stamping parts, the three pneumatic-hydraulic cylinder bases 10 are uniformly distributed at intervals of 120 degrees, are distributed on the stamping base 6 in a 120-degree disc type manner, and are arranged in a consistent manner in terms of central height among the three stamping parts, and the three pneumatic-hydraulic cylinder bases 10 are identical in height.

Preferably, the stamping device further comprises a first supporting assembly and an upper top plate 1, wherein the first supporting assembly is a plurality of first supporting rods 2 and is connected with the middle plate 7 and used for supporting the upper top plate 1, the upper top plate 1 and the middle plate 7 form a stamping space, and the stamping assembly is arranged in the stamping space. Wherein, the first supporting rod 2 can be a polished rod.

And then, the self-locking nut falls off from the clamping piece 15 after the machining of the self-locking nut is finished, and falls into a collecting assembly below. Preferably, the stamping part further comprises a blocking part (not marked in the figure), the blocking part is arranged between the clamping part 15 and the clamping base 4, the blocking part is used for supporting the self-locking nut before stamping is finished, in addition, the clamping base 4, the stamping base 6 and the middle plate 7 are provided with through holes penetrating in the same vertical direction, after stamping of the stamping part is finished, the blocking part moves, the self-locking nut falls into the collecting assembly along the through holes, and the processing is finished by relying on the photoelectric sensor. In particular, the collection assembly comprises a collection trough 8, a collection floor 9 and a second support assembly. The second supporting component is a plurality of second supporting rods 3, one ends of the second supporting rods 3 are connected with the middle plate 7, the other ends of the second supporting rods 3 are connected with the collecting bottom plate 9, and a collecting space is formed between the middle plate 7 and the collecting bottom plate 9. The collecting groove 8 is arranged in the collecting space, the direction of the notch faces towards the stamping assembly, and the collecting groove 8 is used for collecting the machined parts stamped by the stamping assembly. The size and shape of the collection trough 8 are not limited here. The collecting tank 8 is also provided with a pressure sensor, and when the weight of the machined part in the collecting tank 8 reaches a certain value, a signal is sent to the upper computer to remind and replace the collecting tank 8.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, it is still within the scope of the present invention if they fall within the scope of the claims of the present invention and their equivalents.