CN220295730U

CN220295730U - Metal buckle forming equipment

Info

Publication number: CN220295730U
Application number: CN202321523735.3U
Authority: CN
Inventors: 施胜利; 何包来
Original assignee: Ningbo Shengli Fastener Co ltd
Current assignee: Ningbo Shengli Fastener Co ltd
Priority date: 2023-06-15
Filing date: 2023-06-15
Publication date: 2024-01-05
Anticipated expiration: 2033-06-15

Abstract

The application discloses metal buckle former belongs to former technical field for provide one kind and can reduce use cost and make simpler metal buckle former, including the locating part, sliding connection has a pair of pendulum curved pieces on the locating part, the positive fixedly connected with central pin of locating part, a pair of spout about central pin symmetry has been seted up to the locating part, the upper end interval of two spouts is less than the lower extreme interval, pendulum curved pieces is including can slide and pivoted slide shaft for the spout, the rear end of slide shaft extends to the trailing flank of locating part and fixedly connected with crank, the front end of slide shaft extends to the leading flank of locating part and through spacing ring fixedly connected with application of force pole, the embedded groove of backward extension has been seted up to the front end of application of force pole. The utility model discloses a swing piece of design linkage, cooperation central pin for a driver action just can a shaping metal buckle, has reduced metal buckle's manufacturing cost.

Description

Metal buckle forming equipment

Technical Field

The application relates to the technical field of forming equipment, in particular to metal buckle forming equipment.

Background

The buckle structure is a common connection structure, is used for braces or pendants of backpacks, handbag and the like, the buckle is made of plastic, because the use cost of plastic is low and lighter, some uses metal, because the reflectivity of alloy materials is better, the buckle structure is more attractive, the existing metal buckle is generally thicker, but the elastic buckling is realized by an elastic component additionally arranged inside, the internal structure is complex, the manufacture is inconvenient, and the use cost is higher.

Disclosure of Invention

The purpose of the present application is to provide a metal buckle forming device that can reduce the use cost and that is simpler to manufacture.

To achieve the above object, the present application provides a metal buckle forming apparatus: the device comprises a limiting frame, a pair of symmetrical swinging parts are connected onto the limiting frame in a sliding manner, a central stop lever is fixedly connected onto the front surface of the limiting frame, a pair of sliding grooves symmetrical to the central stop lever are formed in the limiting frame, the upper end intervals of the two sliding grooves are smaller than the lower end intervals, the swinging parts comprise sliding shafts which can slide and rotate relative to the sliding grooves, the rear ends of the sliding shafts extend to the rear side surfaces of the limiting frame and are fixedly connected with cranks, the front ends of the sliding shafts extend to the front side surfaces of the limiting frame and are fixedly connected with force application rods through limiting rings, an embedded groove extending backwards is formed in the front ends of the force application rods, a vertical frame is fixedly connected onto the lower portion of the limiting frame, a driver is fixedly connected onto the back surface of the vertical frame, and is suitable for driving the two swinging parts to slide and swing, the two swinging parts keep mirror symmetry in the moving process, and therefore, the metal buckle formed in a bending manner has good symmetry.

Preferably, the driver is a hydraulic cylinder, a cylinder barrel of the hydraulic cylinder is fixedly connected with the vertical frame through a connecting sleeve, and the end parts of the telescopic rods of the hydraulic cylinder drive the two swinging pieces through two connecting rods respectively, so that the two swinging pieces synchronously move oppositely.

Preferably, the movable end of the driver is fixedly connected with a traction handle, the traction handle is rotationally connected with the lower ends of the two connecting rods through a hinge structure, and the upper ends of the connecting rods are rotationally connected with the part, close to the end part, of the crank, so that the connecting rods have swinging degrees of freedom.

As one preferable mode, the crank is provided with a front-back through hinge hole at the end part far away from the sliding shaft, the side surface of the connecting rod close to the upper end is provided with a hinge shaft which is suitable for being matched with the hinge hole to form a revolute pair, and the end part of the hinge shaft penetrates through the hinge hole and is fixedly connected with a limit handle, so that the stability of a transmission structure is ensured, and the crank is not easy to loosen under the condition of larger force application.

Preferably, the limiting frame is provided with a through hole which is communicated from front to back above the central stop lever, the back of the limiting frame is provided with a stripping mechanism, the stripping mechanism comprises a cylinder connected with the limiting frame, a telescopic rod of the cylinder penetrates through the through hole and is fixedly connected with a push handle at the end part, and the push handle is provided with a sleeve hole which is suitable for being sleeved outside the central stop lever and used for stripping a formed metal buckle which is sleeved outside the central stop lever.

As one preferable, the stripping mechanism further comprises an extension plate fixedly connected with the limiting frame, and the extension plate is fixedly connected with the cylinder barrel of the cylinder through a constraint sleeve, so that the stable installation of the cylinder is ensured.

As one preferable mode, the lower end of the stand is provided with a base, a rib plate is fixedly connected between the base and the stand, and the connection strength of the stand and the base is improved.

Preferably, the base is provided with a plurality of connecting piece holes, the stand is provided with a load reducing groove, and the weight of the stand is reduced as much as possible under the condition of ensuring the structural strength.

Compared with the prior art, the beneficial effect of this application lies in:

(1) The metal buckle adopts a metal sheet or a metal strip, has obvious elasticity, does not need to additionally design an elastic component, reduces the structural complexity, and can form a metal buckle by one action of the driver by designing a linked swinging piece and matching with a central stop lever, so that the manufacturing cost of the metal buckle is reduced;

(2) The design structure is simple and compact, the stability is good, the maintenance is convenient, the equipment use cost is low, the equipment is transferred to the product produced by the equipment, the price of the metal buckle is reduced, and the use cost of the metal buckle is further reduced.

Drawings

FIG. 1 is a first perspective view showing the overall structure of the metal buckle forming apparatus;

FIG. 2 is a second perspective view showing the overall structure of the metal buckle forming apparatus;

FIG. 3 is a schematic diagram showing the cooperation between the swing piece and the limiting frame of the metal buckle forming device;

FIG. 4 is a first schematic view of a three-dimensional structure of a swing piece of the metal buckle forming apparatus;

FIG. 5 is a second schematic view of a three-dimensional structure of a swing piece of the metal buckle forming apparatus;

FIG. 6 is a first schematic view of a three-dimensional structure of a limiting frame of the metal buckle forming device;

fig. 7 is a second schematic view of a three-dimensional structure of a limiting frame of the metal buckle forming device;

FIG. 8 is a schematic perspective view of a material supporting structure of the metal buckle forming apparatus;

FIG. 9 is a schematic diagram of a connection structure between a swing member and a driver of the metal buckle forming apparatus;

fig. 10 is a schematic perspective view of a connection between a connecting rod and a driver of the metal buckle forming apparatus.

In the figure: 1. a center stop lever; 2. a swinging piece; 201. a force application rod; 202. an embedding groove; 203. a limiting ring; 204. a crank; 205. a hinge hole; 206. a slide shaft; 3. a base; 4. a vertical frame; 5. a limiting frame; 501. a through hole; 502. a chute; 6. a driver; 601. connecting sleeves; 602. a traction handle; 7. a stripping mechanism; 701. a push handle; 702. trepanning; 703. an extension plate; 704. a constraining sleeve; 705. a cylinder; 8. rib plates; 9. a connecting rod; 901. a hinge shaft; 902. and a limit handle.

Detailed Description

The present application will be further described with reference to the specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present application, it should be noted that, for the azimuth terms such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present application and simplifying the description, and it is not to be construed as limiting the specific protection scope of the present application that the device or element referred to must have a specific azimuth configuration and operation, as indicated or implied.

It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The terms "comprises" and "comprising," along with any variations thereof, in the description and claims of the present application are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

The metal buckle forming device as shown in fig. 1-10 comprises a limit frame 5 for configuring a main forming structure, wherein a pair of symmetrical swinging parts 2 are slidingly connected to the limit frame 5, the symmetrical swinging parts 2 are used for applying bending action to metal sheets or metal strips, the front surface of the limit frame 5 is fixedly connected with a central stop lever 1, the middle part of the metal buckle is formed into a bending shape, the limit frame 5 is provided with a pair of sliding grooves 502 symmetrical relative to the central stop lever 1, the inner wall spacing of the sliding grooves 502 is uniform, the upper end spacing of the two sliding grooves 502 is smaller than the lower end spacing, the swinging parts 2 are similar to a splayed shape, the swinging parts 2 comprise sliding shafts 206 which can slide and rotate relative to the sliding grooves 502, the swinging parts 2 are limited in freedom degree, the rear ends of the sliding shafts 206 extend to the rear side surface of the limit frame 5 and are fixedly connected with a crank 204, the front ends of the sliding shafts 206 extend to the front side surface of the limit frame 5 and are fixedly connected with a force applying rod 201 through a limit ring 203, the crank 204 and the limit ring 203 jointly limit the swinging parts 2 relative to the front and back sides of the limit frame 5, the swing parts 2 are kept in a horizontal state at all the time, the axis of the force applying rod is provided with a backward extending groove 202 for being embedded into the metal sheets or metal strips to receive bending force.

The below fixedly connected with grudging post 4 of spacing 5 for the installation face such as main shaping structural principle ground, the lower extreme of grudging post 4 is provided with base 3 for keep the stability of grudging post 4, a plurality of connecting piece holes have been seted up on the base 3, supply connecting piece such as bolt pass with base 3 and installation face such as ground fixed connection, fixedly connected with floor 8 between base 3 and the grudging post 4, improve the joint strength of grudging post 4 and base 3, the relief groove has been seted up on the grudging post 4, under the condition of guaranteeing structural strength, reduce the consumptive material as far as possible, reduce the dead weight, reach better lightweight, the back fixedly connected with driver 6 of grudging post 4, driver 6 is used for driving two pendulum curved pieces 2 and slides, it is that two pendulum curved pieces 2 remain mirror symmetry throughout in the motion process to be explained specifically: the driver 6 adopts the pneumatic cylinder, the cylinder of pneumatic cylinder passes through adapter sleeve 601 and riser 4 fixed connection, thereby guarantee self stability, the tip of pneumatic cylinder telescopic link passes through two connecting rods 9 respectively and drives two pendulum curved pieces 2, have sufficient degree of freedom when guaranteeing the transmission, the loose end fixedly connected with traction handle 602 of driver 6, traction handle 602 passes through hinge structure and the lower extreme swivelling joint of two connecting rods 9, the upper end of connecting rod 9 is swivelling joint with crank 204 near the position of tip, the crank 204 has offered the hinge hole 205 that link up from front to back in the tip that keeps away from slide shaft 206, the side that connecting rod 9 is close to the upper end has hinge 901, be suitable for and constitute the revolute pair with hinge 205 cooperation, hinge 901's tip passes hinge 205 and fixedly connected with spacing handle 902, pendulum curved piece 2 has both sufficient swivelling and sliding degree of freedom like this, have fine structural stability again.

The limiting frame 5 is provided with a through hole 501 which penetrates through the center stop lever 1 from front to back to give way to other structures, the other structures are the stripping mechanism 7 which is arranged on the back of the limiting frame 5 in the design, the stripping mechanism 7 comprises an air cylinder 705 which is connected with the limiting frame 5, a telescopic rod of the air cylinder 705 penetrates through the through hole 501 and is fixedly connected with a pushing handle 701 at the end part, the pushing handle 701 is provided with a sleeve hole 702 which is suitable for being sleeved outside the center stop lever 1, because a formed metal buckle can be hooped outside the center stop lever 1, the pushing handle 701 can rapidly strip the metal buckle off the center stop lever 1 to realize automatic feeding under the pushing of the air cylinder 705, the stripping mechanism 7 also comprises an extension plate 703 which is fixedly connected with the limiting frame 5, the extension plate 703 is fixedly connected with a cylinder barrel of the air cylinder 705 through a constraint sleeve 704, the air cylinder 705 has the advantages of high reaction speed and low use cost, and certain elasticity when in the force is applied, so the device is more suitable for the function of the stripping mechanism 7 of the device.

Working principle: before use, the two swinging parts 2 are positioned at the lower limit, when in use, the two ends of the metal sheet or metal strip used for forming the metal buckle are flatly clamped into the embedded groove 202 at the end part of the force application rod 201, then the driver 6 is started, the connecting rod 9 applies oblique upward acting force to the crank 204, the crank 204 at the end part of the swinging parts 2 slides upwards and is gradually changed from downward inclination to upward inclination, the middle part of the metal sheet or metal strip cannot be lifted up due to the blocking effect of the central stop rod 1, the two ends of the metal sheet or metal strip are bent, the force generated by the driver 6 of the hydraulic cylinder is larger than the elastic deformation range of the metal sheet or metal strip, the metal sheet or metal strip is subjected to plastic deformation and wrapped outside the central stop rod 1, after the driver 6 removes force, the metal sheet or metal strip is reduced in the wrapping tightness of the central stop rod 1 under the elastic action, and the pushing handle 701 is driven by the cylinder 705, so that the formed metal buckle can be pushed away from the central stop rod 1 to realize blanking.

The foregoing has outlined the basic principles, main features and advantages of the present application. It will be appreciated by persons skilled in the art that the present application is not limited to the embodiments described above, and that the embodiments and descriptions described herein are merely illustrative of the principles of the present application, and that various changes and modifications may be made therein without departing from the spirit and scope of the application, which is defined by the appended claims. The scope of protection of the present application is defined by the appended claims and equivalents thereof.

Claims

1. A metal clip forming apparatus, characterized in that: including spacing (5), sliding connection has symmetrical pendulum curved piece (2) on spacing (5), the front fixedly connected with central pin (1) of spacing (5), a pair of about spout (502) of central pin (1) symmetry are seted up to spacing (5), two the upper end interval of spout (502) is less than the lower extreme interval, pendulum curved piece (2) including can with spout (502) slip and pivoted slide shaft (206), the rear end of slide shaft (206) extends to the trailing flank of spacing (5) and fixedly connected with crank (204), the front end of slide shaft (206) extends to the leading flank of spacing (5) and through spacing ring (203) fixedly connected with application of force pole (201), the embedded groove (202) of backward extension are seted up to the front end of application of force pole (201), the below fixedly connected with grudging post (4) of spacing (5), the back fixedly connected with ware (6) of grudging post (4), it is suitable for two pendulum curved pieces (6) to keep in the mirror image motion in two pendulum curved pieces (2).

2. The metal clip forming apparatus of claim 1, wherein: the driver (6) adopts a hydraulic cylinder, a cylinder barrel of the hydraulic cylinder is fixedly connected with the vertical frame (4) through a connecting sleeve (601), and the end parts of the telescopic rods of the hydraulic cylinder respectively drive the two swinging pieces (2) through two connecting rods (9).

3. The metal clip forming apparatus of claim 2, wherein: the movable end of the driver (6) is fixedly connected with a traction handle (602), the traction handle (602) is rotationally connected with the lower ends of the two connecting rods (9) through a hinge structure, and the upper ends of the connecting rods (9) are rotationally connected with the part, close to the end part, of the crank (204).

4. A metal clip forming apparatus as claimed in claim 3, wherein: the crank (204) is provided with a front-back through hinge hole (205) at the end far away from the sliding shaft (206), the side surface of the connecting rod (9) close to the upper end is provided with a hinge shaft (901) which is suitable for being matched with the hinge hole (205) to form a revolute pair, and the end part of the hinge shaft (901) penetrates through the hinge hole (205) and is fixedly connected with a limiting handle (902).

5. The metal clip forming apparatus of claim 4, wherein: the utility model discloses a center stop lever, including center stop lever (1), locating rack (5) are in through-hole (501) that link up from top to bottom has been seted up to the top of center stop lever (1), the back of locating rack (5) is provided with takes off material mechanism (7), take off material mechanism (7) include with cylinder (705) that locating rack (5) are connected, the telescopic link of cylinder (705) passes through-hole (501) and at tip fixedly connected with push handle (701), push handle (701) have trepanning (702), are suitable for the cover outside center stop lever (1).

6. The metal clip forming apparatus of claim 5, wherein: the stripping mechanism (7) further comprises an extension plate (703) fixedly connected with the limiting frame (5), and the extension plate (703) is fixedly connected with a cylinder barrel of the cylinder (705) through a constraint sleeve (704).

7. The metal clip forming apparatus of any one of claims 1 to 6, wherein: the lower extreme of grudging post (4) is provided with base (3), base (3) with fixedly connected with floor (8) between grudging post (4).

8. The metal clip forming apparatus of claim 7, wherein: a plurality of connecting piece holes are formed in the base (3), and a load reducing groove is formed in the stand (4).