CN219703176U

CN219703176U - Automatic hole pulling machine

Info

Publication number: CN219703176U
Application number: CN202321276403.XU
Authority: CN
Inventors: 汪仁清; 李显亮; 张家庆
Original assignee: Guangzhou Gongyu Stainless Steel Fluid Equipment Co ltd
Current assignee: Guangzhou Gongyu Stainless Steel Fluid Equipment Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-09-19
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses an automatic hole pulling machine which is characterized by comprising a workbench, a positioning mechanism, a fixing mechanism, an executing mechanism and a control mechanism, wherein the positioning mechanism is arranged on the workbench and is used for supporting and guiding a workpiece, the fixing mechanism is connected with the positioning mechanism and is used for fixedly clamping the workpiece, the executing mechanism comprises a driving assembly arranged on the workbench, a fixing seat connected with the driving assembly, a pair of guide rails arranged on the fixing seat, a fastening seat arranged on the pair of guide rails, a die mounting seat arranged on the fastening seat and a plurality of hole pulling dies arranged on the die mounting seat, and the control mechanism is in communication connection with the fixing mechanism and the executing mechanism so as to realize the control of the movement of the fixing mechanism and the executing mechanism. The automatic hole broaching machine has the advantages that the automatic clamping of workpieces is realized at lower cost, the die switching requirements for different hole broaching calibers can be realized, the workload of operators is reduced, and the intellectualization and automation of the automatic hole broaching machine are realized.

Description

Automatic hole pulling machine

Technical Field

The utility model relates to the field of hole pulling machines, in particular to an automatic hole pulling machine.

Background

With the continuous development of industrial automation and the increase of labor cost, more and more mechanical assembly factories hope to improve the efficiency of pipe broaching through automation equipment, ensure the quality of products and reduce the labor intensity. In the mechanical assembly process, the press-fitting precision of the pipe workpiece is an important process for ensuring the quality after assembly, but the consistency of the product quality is difficult to be ensured to a certain extent by means of manual operation in the actual assembly, so that an automatic hole broaching machine based on a metal pipe is used.

The existing broaching machine is generally operated manually, but the manual operation has the following disadvantages: the time of manual die changing is long, the manual pressing force is difficult to control, the quality of the hole drawing cannot be guaranteed, the operation efficiency is low, and the intelligent degree is low.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an automatic hole pulling machine.

The technical scheme adopted for solving the technical problems is as follows: an automatic broaching machine is constructed, comprising:

a work table;

the positioning mechanism is arranged on the workbench and used for supporting and guiding the workpiece;

the fixing mechanism is connected with the positioning mechanism and used for fixedly clamping the workpiece;

the actuating mechanism comprises a driving assembly arranged on the workbench, a fixed seat connected with the driving assembly, a pair of guide rails arranged on the fixed seat, a fastening seat arranged on the pair of guide rails, a die mounting seat arranged on the fastening seat and a plurality of hole pulling dies arranged on the die mounting seat, wherein the fastening seat is also connected with a driving motor which is used for driving the fastening seat to move, the die mounting seat is provided with a mounting groove for mounting the hole pulling dies, and the hole pulling dies are used for carrying out hole pulling treatment on a workpiece;

and the control mechanism is in communication connection with the fixing mechanism and the executing mechanism so as to control the movement of the fixing mechanism and the executing mechanism.

In some embodiments, the positioning mechanism includes a support rod disposed on the workbench, a positioning seat disposed on the support rod, and a fixture base disposed on the upper side of the actuator and corresponding to the positioning seat, and the fixture base is provided with a positioning through hole through which the hole-pulling die passes.

In some embodiments, a rotator is further mounted on the underside of the clamp base, and the rotator is fixedly connected with the workbench.

In some embodiments, a photoelectric sensor is provided on the clamp base.

In some embodiments, the fixing mechanism comprises a clamping device, a rotary pressing device and a pushing device for pushing materials, wherein the clamping device and the rotary pressing device are arranged on two sides of the retention seat;

and the clamping device is connected with a pressing piece matched with the workpiece in shape.

In some embodiments, the rotary pressing device comprises a pressing cylinder, a guide rod movably connected with the pressing cylinder and a pressing piece fixedly connected with the guide rod.

In some embodiments, the driving assembly comprises a hydraulic cylinder arranged on the workbench, an oil pump connected with the hydraulic cylinder, and a connecting rod in driving connection with the hydraulic cylinder.

In some embodiments, a displacement sensor for detecting the lifting displacement of the connecting rod is arranged on the hydraulic cylinder.

In some embodiments, the control mechanism includes an electric cabinet disposed on the table, a circuit board disposed in the electric cabinet, and an electric motor disposed on the table.

In some embodiments, the electric cabinet is further provided with a control knob, a scram button, a switch button and a buzzer.

The implementation of the utility model has the following beneficial effects: this automatic broaching machine has realized the automatic clamping of work piece through design fixed establishment, and through this driving motor drive mould mount pad removal for the broaching mould realizes automatic switch, can realize the mould switching demand to different broaching bore, has alleviateed operating personnel's work load, simultaneously through control mechanism's control, has realized the intellectuality and the automation of this automatic broaching machine.

Drawings

In order to more clearly illustrate the technical solution of the present utility model, the following description will be given with reference to the accompanying drawings and examples, it being understood that the following drawings only illustrate some examples of the present utility model and should not be construed as limiting the scope, and that other related drawings can be obtained from these drawings by those skilled in the art without the inventive effort. In the accompanying drawings:

FIG. 1 is a schematic perspective view of an automatic broacher in accordance with some embodiments of the present utility model;

FIG. 2 is a schematic view of another directional perspective of an automatic broacher in accordance with some embodiments of the present utility model;

FIG. 3 is a schematic diagram of a rotary downer in some embodiments of the utility model;

fig. 4 is a schematic diagram of an actuator in some embodiments of the utility model.

Detailed Description

For a clearer understanding of technical features, objects and effects of the present utility model, a detailed description of embodiments of the present utility model will be made with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "rear", "upper", "lower", "left", "right", "longitudinal", "transverse", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model, and do not indicate that the apparatus or element to be referred to must have specific directions, and thus should not be construed as limiting the present utility model.

It should also be noted that unless explicitly stated or limited otherwise, terms such as "mounted," "connected," "secured," "disposed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or one or more intervening elements may also be present. The terms "first," "second," "third," and the like are used merely for convenience in describing the present utility model and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," etc. may explicitly or implicitly include one or more such features. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 4, an automatic hole-forming machine according to some embodiments of the present utility model includes a workbench 1, a positioning mechanism 2, a fixing mechanism 3, an actuating mechanism 4 and a control mechanism 5, where the workbench 1 is used for mounting and supporting each part of the automatic hole-forming machine, the positioning mechanism 2 is disposed on the workbench 1 and is used for supporting and guiding a workpiece, the fixing mechanism 3 is connected with the positioning mechanism 2 and is used for fixedly clamping the workpiece, the actuating mechanism 4 includes a driving component 41 disposed on the workbench 1, a fixing seat 42 connected with the driving component 41, a pair of guide rails 43 disposed on the fixing seat 42, a fastening seat 44 disposed on the pair of guide rails 43, a die mounting seat 45 disposed on the fastening seat 44, and a plurality of hole-forming dies 46 disposed on the die mounting seat 45, the driving motor 47 is further connected with the driving seat 44, and the die mounting seat 45 is provided with a mounting groove for mounting the hole-forming die 46, the hole-forming die 46 can be mounted in the mounting groove through a quick joint or a screw or other fastener, the die 46 can be used for forming holes with different diameters depending on the actual situation, and the number of the holes can be set as the die 46. When in use, the hole-drawing die 46 can be installed in the installation groove in advance, and then different hole-drawing dies 46 are used for hole drawing of the workpiece according to the programming of the requirement.

In this embodiment, the workpiece is mainly a metal round tube type workpiece. The control mechanism 5 is in communication connection with the fixing mechanism 3 and the actuating mechanism 4 so as to control the movement of the fixing mechanism 3 and the actuating mechanism 4. It can be appreciated that the automatic hole drawing machine realizes the automatic clamping of workpieces at lower cost by designing the fixing mechanism 3, and drives the die mounting seat 45 to move by the driving motor 47, so that the hole drawing die 46 can realize automatic switching, the die switching requirements for different hole drawing calibers can be realized, the workload of operators is lightened, and meanwhile, the intelligent and automatic functions of the automatic hole drawing machine are realized by the control of the control mechanism 5.

Specifically, the positioning mechanism 2 includes a support rod 21 disposed on the workbench 1, a retention seat 22 disposed on the support rod 21, and a fixture base 23 disposed on the upper side of the actuator 4 and corresponding to the retention seat 22, wherein the fixture base 23 is provided with a positioning through hole 231 through which the broaching mold 46 passes. The supporting rod 21 is vertically arranged with the workbench 1, the retaining seat 22 is used for positioning and supporting a workpiece, the cross section shape of the clamp base 23 is matched with that of the workpiece, the rotator 24 can be arranged at the lower side of the clamp base 23, the rotator 24 is fixedly connected with the workbench 1, the clamp base 23 can rotate relative to the workbench 1, if other special pipes are processed, the clamp base 23 can be rotated by other auxiliary positioning mechanisms 2, so that the clamp base 23 is conveniently matched with the workbench, the clamp base 23 is detachably connected with the rotator 24, and accordingly the clamp base can be replaced according to the shapes of different workpieces, is easy to maintain and adjust, and the retaining seat 22 can also be replaced according to the specification shapes of different workpieces.

The clamp base 23 is provided with a photoelectric sensor, and the photoelectric sensor can detect the characteristic position of a workpiece so as to judge whether the workpiece is on the clamp base 23, and when the workpiece is on the clamp base 23, the photoelectric sensor can judge whether the workpiece on the clamp base 23 is clamped to a correct position, so that clamping errors are prevented.

The fixing mechanism 3 includes a clamping device 31, a rotary pressing device 32 and a pushing device 33, wherein the clamping device 31 is arranged at two sides of the fixing seat 22, a pressing piece 311 matched with the workpiece in shape is connected to the clamping device 31, and is used for clamping after the workpiece is placed, the rotary pressing device 32 includes a pressing cylinder 321, a guide rod 322 movably connected with the pressing cylinder 321, and a pressing piece 323 fixedly connected with the guide rod 322, when the rotary pressing device 32 needs to clamp the workpiece, the pressing piece 323 moves down along with the guide rod 322 in a rotary manner, and clamps and fixes the workpiece together with the clamping device 31. The pushing device 33 is connected with the retention seat 22, and is used for pushing the workpiece to process the next hole site after the workpiece processes one hole site, so that the working labor intensity of operators is reduced.

The driving unit 41 includes a hydraulic cylinder 411 provided on the table 1, an oil pump 412 connected to the hydraulic cylinder 411, and a connecting rod 413 drivingly connected to the hydraulic cylinder 411. The oil pump 412 is used for providing power for the hydraulic cylinder 411, and the connecting rod 413 is fixedly connected with the fixing base 42, so as to drive the fixing base 42 to perform lifting movement.

Preferably, the hydraulic cylinder 411 is provided with a displacement sensor for detecting the lifting displacement of the connecting rod 413. The displacement sensor transmits the displacement measurement of the connecting rod 413 to the control mechanism 5, so that the control mechanism 5 can control the lifting height of the connecting rod 413 by programming.

Further, the control mechanism 5 includes an electric cabinet 51 disposed on the workbench 1, a circuit board disposed in the electric cabinet 51, and an electric motor 52 disposed on the workbench 1, wherein the electric cabinet 51 is further provided with a control knob 511, a scram button 512, a switch button 513, and a buzzer 514, the control knob 511 can be used for manually controlling the lifting height of the connecting rod 413 under the condition of machine testing or special conditions, the scram button 512 is used for scram of the device, the switch button 513 is used for controlling the opening and closing of the automatic hole pulling machine, and the buzzer 514 is used for giving an alarm under the condition that the work is started when no work piece is present on the positioning mechanism 2 or under other unexpected conditions.

It is to be understood that the above examples only represent preferred embodiments of the present utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that, for a person skilled in the art, the above technical features can be freely combined, and several variations and modifications can be made without departing from the scope of the utility model; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. An automatic broaching machine, comprising:

a work table (1);

the positioning mechanism (2) is arranged on the workbench (1) and is used for supporting and guiding a workpiece;

the fixing mechanism (3) is connected with the positioning mechanism (2) and is used for fixedly clamping the workpiece;

the device comprises an execution mechanism (4), wherein the execution mechanism (4) comprises a driving assembly (41) arranged on a workbench (1), a fixed seat (42) connected with the driving assembly (41), a pair of guide rails (43) arranged on the fixed seat (42), a fastening seat (44) arranged on the pair of guide rails (43), a die mounting seat (45) arranged on the fastening seat (44) and a plurality of broaching dies (46) arranged on the die mounting seat (45), the fastening seat (44) is also connected with a driving motor (47), the driving motor (47) is used for driving the fastening seat (44) to move, a mounting groove for the broaching dies (46) to mount is formed in the die mounting seat (45), and the broaching dies (46) are used for carrying out broaching treatment on a workpiece;

and the control mechanism (5) is in communication connection with the fixing mechanism (3) and the actuating mechanism (4) so as to control the movement of the fixing mechanism (3) and the actuating mechanism (4).

2. The automatic hole pulling machine according to claim 1, wherein the positioning mechanism (2) comprises a supporting rod (21) arranged on the workbench (1), a fixing seat (22) arranged on the supporting rod (21) and a clamp base (23) arranged on the upper side of the actuating mechanism (4) and corresponding to the fixing seat (22), and a positioning through hole (231) for the hole pulling die (46) to pass through is formed in the clamp base (23).

3. Automatic hole pulling machine according to claim 2, characterized in that the lower side of the clamp base (23) is also provided with a rotator (24), the rotator (24) being fixedly connected with the table (1).

4. An automatic hole-pulling machine according to claim 3, characterized in that the clamp base (23) is provided with a photoelectric sensor.

5. The automatic hole pulling machine according to claim 2, characterized in that the fixing mechanism (3) comprises clamping devices (31), a rotary pressing device (32) and a pushing device (33) for pushing materials, which are arranged at two sides of the retention seat (22);

the clamping device (31) is connected with a pressing piece (311) matched with the shape of the workpiece.

6. The automatic hole pulling machine according to claim 5, wherein the rotary pressing device (32) comprises a pressing cylinder (321), a guide rod (322) movably connected with the pressing cylinder (321), and a pressing member (323) fixedly connected with the guide rod (322).

7. The automatic hole pulling machine according to claim 1, characterized in that the driving assembly (41) comprises a hydraulic cylinder (411) arranged on the workbench (1), an oil pump (412) connected with the hydraulic cylinder (411), and a connecting rod (413) in driving connection with the hydraulic cylinder (411).

8. The automatic hole pulling machine according to claim 7, wherein a displacement sensor for detecting the lifting displacement of the connecting rod (413) is provided on the hydraulic cylinder (411).

9. The automatic hole pulling machine according to claim 1, characterized in that the control mechanism (5) comprises an electric cabinet (51) arranged on the workbench (1), a circuit board arranged in the electric cabinet (51) and an electric motor (52) arranged on the workbench (1).

10. The automatic hole pulling machine according to claim 9, wherein the electric control box (51) is further provided with a control knob (511), an emergency stop button (512), a switch button (513) and a buzzer (514).