CN221458251U - Material collecting device for lead frame film tearing equipment - Google Patents

Abstract

The utility model discloses a receiving device for lead frame film tearing equipment, which comprises a frame, wherein a receiving mechanism is arranged on a workbench on the frame, the receiving mechanism comprises a second feeding component, a receiving component, a pushing component, a horizontal module, a lifting module and a receiving component, the receiving component and the pushing component are arranged in a conveying channel of the second feeding component, a receiving plate of the receiving component receives a lead frame after the film tearing process is finished, the height of the receiving plate is adjusted to enable the lead frame to fall onto the second feeding component to be conveyed forwards, the pushing component horizontally pushes the lead frame conveyed on the second feeding component into a material box, and the material box is controlled by the horizontal module and the lifting module and is placed on the receiving component. According to the utility model, a small-space multifunctional operation is realized in a material collecting manner of the assembly line, the lead frame is stored in the material box again in a non-contact manner, and the next working procedure is carried out.

Description

Material collecting device for lead frame film tearing equipment

Technical Field

The utility model relates to the technical field of improved design of film tearing machines, in particular to a material collecting device for lead frame film tearing equipment.

Background

A layer of film material is usually adhered to the surface of an electronic product, and a fingerprint and other marks can be left on the surface of the product by manually tearing the film. The existing film tearing machine is generally matched with a film tearing module through a mechanical arm to tear films, and products after film tearing are required to be protected in a non-contact mode, so that materials cannot be stored efficiently by a traditional material collecting device, or the problem that secondary pollution is caused by contact with the surfaces of the materials possibly exists.

Among the prior art, the patent of publication number CN114602819A discloses full-automatic dyestripping machine of circuit board, including frame and control panel, be equipped with feed mechanism on the frame, conveying mechanism, dyestripping mechanism and discharge mechanism, feed mechanism, conveying mechanism, dyestripping mechanism and discharge mechanism are by control panel control, conveying mechanism includes by left to right first conveyer belt that sets gradually, conveying roller group and second conveyer belt, feed mechanism sets up in first conveyer belt department, dyestripping mechanism includes dyestripping and lower dyestripping, upward dyestripping and lower dyestripping set up respectively in the upper and lower both ends of conveying roller group, discharge mechanism includes ejection of compact manipulator and ejection of compact conveyer belt, ejection of compact conveyer belt sets up in one side of second conveyer belt side by side, ejection of compact manipulator sets up in the top of ejection of compact conveyer belt and second conveyer belt. The utility model has convenient operation, high automation degree, time saving and labor saving, can effectively improve the production efficiency and can meet the industrial requirements.

In the above technical scheme, the circuit board after finishing tearing the membrane moves to ejection of compact manipulator below along the second conveyer belt, and whether the response is the yields through the optic fibre inductor, the circuit board that detects the yields moves ejection of compact conveyer belt ejection of compact by ejection of compact manipulator, and the circuit board that detects the yields is moved to the yields collection box by ejection of compact manipulator and is retrieved, and after the yields collection box was collected, put into feed mechanism again and tear the membrane. Because the discharging mechanical arm is adopted to move to the discharging conveyor belt for discharging, the problem of storage after the circuit board is torn off is not involved, such as secondary pollution caused by no surface contact and the problem of how to use the storage space.

The application aims to solve one of the problems, and provides a material collecting device for lead frame film tearing equipment.

Disclosure of utility model

The utility model aims to solve the problems in the prior art, and provides a receiving device for a lead frame film tearing device, which realizes small-space multifunctional operation in a pipeline receiving mode, stores a lead frame into a material box again in a non-contact mode, and flows to the next working procedure for use.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a receiving device for lead frame dyestripping equipment, includes the frame, installs receiving mechanism on the workstation in the frame, receiving mechanism include second feeding subassembly, receiving subassembly, pushing away material subassembly, horizontal module, lifting module and receiving subassembly, receiving subassembly and pushing away material subassembly and establish in the conveying channel of second feeding subassembly, receiving subassembly's receiving plate receives the lead frame after the completion of preceding dyestripping process and height-adjusting makes the lead frame fall into the preceding transport on the second feeding subassembly, pushing away the horizontal propelling movement of lead frame that carries on the material subassembly to the magazine in, the magazine passes through horizontal module and lifting module control and puts on receiving subassembly.

Further, the material receiving assembly and the material pushing assembly are arranged between the two groups of belt transmission mechanisms of the second feeding assembly.

Further, the second feeding assembly comprises two support plates arranged side by side, each support plate is provided with a belt and a corresponding transmission mechanism, and the two belts arranged oppositely provide power after being decelerated by one motor.

Further, the material receiving assembly comprises a material receiving plate, wherein the material receiving plate is a straight plate with two protruding ends, and the protrusions are used for bearing the two ends of the lead frame.

Further, a third lifting cylinder is connected below the receiving plate of the receiving assembly, and the height of the receiving plate is adjusted to enable the lead frame to be placed on the belt and conveyed forwards.

Further, the pushing assembly comprises a second horizontal cylinder, and the second horizontal cylinder is arranged on the elastic block seat with oblique elastic force.

Further, the second horizontal cylinder is fixed on the inclined plate, the inclined plate is movably clamped on the spring block seat which is obliquely arranged, a spring is arranged between the inclined plate and the spring block seat, the spring in the spring block seat applies oblique elastic force to the second horizontal cylinder, the spring block seat is fixed on the workbench, and the top height of the second horizontal cylinder does not exceed the height of the belt.

Further, the horizontal module comprises a third horizontal cylinder, a third clamp cylinder is fixed on a telescopic shaft of the third horizontal cylinder, and two clamps of the third clamp cylinder clamp the material box; the lifting module comprises a second motor, the second motor drives a screw rod mechanism after the speed of the second motor is reduced, and a third horizontal cylinder is arranged on a nut seat of the screw rod mechanism.

Further, the material receiving assembly comprises a plurality of layers of synchronous belt transmission mechanisms, and each layer of synchronous belt transmission mechanism is composed of two synchronous belts which are arranged side by side and driven by one motor.

Further, the material receiving assembly comprises a supporting plate and two side plates, wherein the supporting plate is located on the workbench, the side plates are fixed on the supporting plate, the two side plates are respectively provided with a synchronous belt transmission mechanism and are driven after speed reduction through a third motor, a limiting plate and a sensor are arranged on the side portion of the synchronous belt of the side plates, a material box is placed on the synchronous belt and is blocked and limited by the limiting plate, a plurality of clamping grooves are formed in two opposite side walls inside the material box, and a piece of lead frame is stored between the clamping grooves with the same two horizontal heights.

Compared with the prior art, the utility model has the beneficial effects that: through the mode of assembly line material collection, realize the multi-functional operation of little space, store lead frame in the magazine again with non-contact mode, flow to the next process use.

Drawings

FIG. 1 is a schematic diagram of the whole machine of the present utility model;

FIG. 2 is a perspective view of a receiving mechanism of the present utility model;

FIG. 3 is a schematic view of a receiving assembly and a pushing assembly according to the present utility model;

fig. 4 is a schematic view of a receiving assembly according to the present utility model.

In the figure: 1. a frame; 2. a first feed assembly; 3. a film tearing mechanism; 4. a material receiving mechanism; 41. a second feeding assembly; 42. a receiving assembly; 421. a receiving plate; 422. a third lifting cylinder; 43. a pushing component; 431. a second horizontal cylinder; 432. a block seat; 44. a magazine; 45. a horizontal module; 451. a third clip cylinder; 452. a third horizontal cylinder; 46. a lifting module; 461. a second motor; 47. a material receiving assembly; 471. a third motor; 472. a synchronous belt.

Detailed Description

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "fixed," "mounted," "connected," "disposed," and the like are to be construed broadly, e.g., when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements.

The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, the material receiving device for the film tearing equipment of the lead frame comprises a frame 1, wherein a first feeding component 2, a film tearing mechanism 3 and a material receiving mechanism 4 are sequentially arranged on a workbench 11 on the frame 1, as shown in fig. 1, the lead frame after the film pasting process is completed in the previous step is conveyed forwards by the first feeding component 2, a vacuum system is firstly used for adsorbing and conveying a lead frame product by the film tearing mechanism 3, then the angle is automatically swung, a sticky roller with a spring structure is used for rolling a mucous membrane from one corner of the lead frame product, the surface film is torn off, static electricity is removed at the same time, and the lead frame is conveyed to the material receiving mechanism 4 by a clip cylinder after the film is released. For the specific structural design of the receiving mechanism 4, the receiving mechanism 4 includes a second feeding component 41, a receiving component 42, a pushing component 43, a horizontal module 45, a lifting module 46 and a receiving component 47, as shown in fig. 2-4, the receiving component 42 and the pushing component 43 are disposed in a conveying channel of the second feeding component 41, the receiving plate 421 of the receiving component 42 carries a lead frame and lifts and adjusts the height to enable the lead frame to fall onto the second feeding component 41 for forward conveying, the pushing component 43 horizontally pushes the lead frame conveyed on the second feeding component 41 into a material box 44, and the material box 44 is controlled by the horizontal module 45 and the lifting module 46 and placed on the receiving component 47.

Wherein, second feeding assembly 41 includes two extension boards that set up side by side, is equipped with a belt and its corresponding drive mechanism on every extension board, and the power of two belts is all provided through behind the motor deceleration, in addition, still is equipped with the supplementary tensioning force of adjusting of belt tensioning wheel, and two extension boards are installed on workstation 11 and interval between the two is adjustable, if combine the bolt tightening through extension board bottom tape groove to adapt to not unidimensional product and carry, the both ends of product contact the belt respectively, reduce area of contact in order to avoid causing secondary pollution.

Example two

Referring to fig. 1-4, on the basis of the technical solution of the first embodiment, a material receiving device for a film tearing device of a lead frame is provided, as shown in fig. 3, for a specific structural design of a material receiving mechanism 4, a material receiving component 42 and a material pushing component 43 are disposed between two groups of belt transmission mechanisms of a second feeding component 41, specifically, each group of belt transmission mechanisms is composed of a belt, a corresponding belt pulley and a tensioning wheel, and then is driven after being decelerated by a motor. In addition, the third lifting cylinder 422 is connected below the receiving plate 421 of the receiving assembly 42, the height of the receiving plate 421 is adjusted to enable the lead frame to be placed on the two belts for forward conveying, the size of the receiving plate 421 is smaller than the distance between the two belts, the receiving plate 421 is designed into straight plates with two protruding ends, the protrusions are used for bearing the two end portions of the lead frame, and the contact area is reduced so as not to cause secondary pollution.

In addition, the second horizontal cylinder 431 of the pushing component 43 is fixed on the sloping plate, the sloping plate is movably clamped on a spring block seat which is obliquely arranged, a spring is arranged between the sloping plate and the spring block seat, the spring in the spring block seat applies oblique elastic force to the second horizontal cylinder 431, the sloping plate receives spring acting force in an oblique direction, so that the second horizontal cylinder 431 can flexibly work in both horizontal direction and vertical direction, a lead frame which is conveyed forwards is prevented from being damaged by thrust impact of the second horizontal cylinder 431, the spring block seat is fixed on the workbench 11, the top height of the second horizontal cylinder 431 does not exceed the height of a belt, and specifically, the piston shaft of the second horizontal cylinder 431 is arranged at a height which does not exceed the upper surface of the belt, and generally, the top height of the piston shaft is just positioned in a range between the upper surface and the lower surface of the belt.

Example III

Referring to fig. 1-4, on the basis of the technical solution of the second embodiment, a material receiving device for a film tearing device for a lead frame is provided, for the specific structural design of the material receiving mechanism 4, as shown in fig. 2 and 4, the horizontal module 45 includes a third horizontal cylinder 452, a third clip cylinder 451 is fixed on a telescopic shaft of the third horizontal cylinder 452, two clips of the third clip cylinder 451 clamp the material box 44, the lifting module 46 includes a second motor 461, the second motor 461 drives a screw rod mechanism after being decelerated, the third horizontal cylinder 452 is installed on a nut seat of the screw rod mechanism, and the material box 44 can move in the horizontal direction and the vertical direction after being clamped by the clips so as to be placed on the material receiving assembly 47.

In addition, the material receiving assembly 47 comprises a multi-layer synchronous belt 472 transmission mechanism, and each layer of synchronous belt 472 transmission mechanism is composed of two synchronous belts 472 which are arranged side by side and driven by one motor. Specifically, the material receiving component 47 includes backup pad and both sides board, the backup pad is located workstation 11, the curb plate is fixed in the backup pad, install hold-in range 472 drive mechanism and drive after the speed reduction through third motor 471 respectively on the both sides board, locating plate and sensor are installed to hold-in range 472 both sides on the curb plate, magazine 44 is arranged in on the hold-in range 472 and is blockked spacing by the locating plate, the inside relative both sides wall processing of magazine 44 has a plurality of draw-in grooves, deposit a piece lead frame between the draw-in groove that two level are high the same, avoid magazine 44 to contact lead frame's surface and cause secondary pollution. Specifically, the position and the count of the photoelectric sensor sensing material box 44 are further arranged on the side plate, multiple layers can be placed on the side plate, each layer is composed of a motor and two corresponding synchronous belt 472 transmission mechanisms, one layer is placed on the other layer after being filled with the material box 44, and the like, more material boxes 44 and lead frames can be stored in a limited space, the material boxes 44 are sequentially stored on the synchronous belts 472 and are matched with the horizontal module 45 and the lifting module 46 together, and the material boxes 44 can be placed in place in a pipeline mode.

The step of receiving the lead frame after the film tearing process is that in the previous film tearing process, the film tearing mechanism 3 carries the clamped lead frame onto the receiving component 42, and then the lead frame is pushed into the material box 44 to be stored through the pushing component 43, and the material box 44 can be placed in the receiving component 47 through the cooperation of the horizontal module 45 and the lifting module 46. Specifically, the receiving component 42 includes a liftable receiving plate 421, the receiving plate 421 is located in the second feeding component 41, the lead frame is carried to the receiving plate 421 and placed on the receiving plate 421, and the lead frame falls onto a belt of the second feeding component 41 to be supported and conveyed forward after the receiving plate 421 is lowered; the pushing assembly 43 includes a second liftable horizontal cylinder 431, the second horizontal cylinder 431 is elastically installed in the second feeding assembly 41, and the lead frame conveyed by the belt to the magazine 44 is pushed by the piston shaft of the second horizontal cylinder 431 to completely enter the magazine 44 for storage. Further, a third lifting cylinder 422 is connected below the receiving plate 421; the second horizontal cylinder 431 is installed on a spring block seat, and the spring block seat is obliquely arranged and provided with a spring for providing oblique elastic force for the second horizontal cylinder 431; the material box 44 is clamped by two clamps of a third clamp cylinder 451, the third clamp cylinder 451 drives the horizontal module 45 to move horizontally, and the whole horizontal module 45 is driven by the lifting module 46 to move vertically; the receiving assembly 47 includes a timing belt 472 for adjusting the placement position of the magazine 44.

The improvement point of the utility model is that the structural design of the material receiving plate 421, the third horizontal cylinder 452 and the material box 44 reduces the contact area with the lead frame, avoids secondary pollution to the surface of the product which is subjected to the film tearing process, integrates the whole structural design and functions, is small and exquisite, and realizes small-space multifunctional operation.

The utility model relates to various motors and cylinders and digital electronic circuit technology adopted by the motor and cylinders, low-frequency radio communication technology, microcomputer control technology, computer control technology, motor drive control technology, power transmission technology, encoder speed feedback signal detection sensor technology, angle feedback signal detection sensor technology, PID control algorithm and the like which are all the prior art or materials, and the technicians can directly purchase or order from the market according to the required product model and specification.

The electrical components are all electrically connected with an external main controller and 220V commercial power or industrial power, and the main controller can be conventional known equipment with a control function of a computer and the like.

In the foregoing description, only the preferred embodiment of the present utility model is described, but the common general knowledge of the specific structure and characteristics of the present utility model is not described in any detail. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. Accordingly, the present embodiments are to be considered in all respects as illustrative and not restrictive, and any equivalents and modifications thereof according to the technical scheme and the inventive concept thereof, which are within the scope of the present disclosure, are intended to be included in the scope of the present disclosure.

Claims (10)

1. A receiving device for lead frame dyestripping equipment, including frame (1), install receiving mechanism (4) on workstation (11) on frame (1), its characterized in that, receiving mechanism (4) include second pay-off subassembly (41), material receiving subassembly (42), material pushing subassembly (43), horizontal module (45), lifting module (46) and material receiving subassembly (47), material receiving subassembly (42) and material pushing subassembly (43) establish in the conveying channel of second pay-off subassembly (41), material receiving subassembly (42) material receiving plate (421) accept the lead frame after the completion of preceding dyestripping process and height-adjusting makes the lead frame drop into second pay-off subassembly (41) and carry forward, material pushing subassembly (43) are with the lead frame horizontal pushing who carries on second pay-off subassembly (41) to in magazine (44), magazine (44) are through horizontal module (45) and lifting module (46) control and put on material receiving subassembly (47).

2. A receiving device for a film tearing apparatus for lead frame according to claim 1, wherein the receiving component (42) and the pushing component (43) are arranged between two groups of belt transmission mechanisms of the second feeding component (41).

3. A receiving device for a film tearing apparatus for lead frames according to claim 2, characterized in that the second feeding assembly (41) comprises two side by side supporting plates, each supporting plate is provided with a belt and a corresponding transmission mechanism, and the two belts oppositely arranged are powered after being decelerated by a motor.

4. A receiving device for a film tearing apparatus for a lead frame according to claim 2, wherein the receiving assembly (42) comprises a receiving plate (421), and the receiving plate (421) is a straight plate with two protruding ends, and the protruding ends are used for bearing two ends of the lead frame.

5. A receiving device for a film tearing apparatus for a lead frame according to claim 4, wherein a third lifting cylinder (422) is connected below the receiving plate (421), and the height of the receiving plate (421) is adjusted to enable the lead frame to be placed on a belt for forward conveying.

6. A receiving device for a film tearing apparatus for a lead frame according to claim 2, wherein the pushing assembly (43) comprises a second horizontal cylinder (431), and the second horizontal cylinder (431) is mounted on a spring block seat with oblique elastic force.

7. The material collecting device for the lead frame film tearing equipment according to claim 6, wherein the second horizontal cylinder (431) is fixed on the inclined plate, the inclined plate is movably clamped on an inclined elastic block seat, a spring is arranged between the inclined plate and the inclined plate, the spring in the elastic block seat applies oblique elastic force to the second horizontal cylinder (431), the elastic block seat is fixed on the workbench (11), and the top height of the second horizontal cylinder (431) does not exceed the height of the belt.

8. A receiving device for a film tearing device for a lead frame according to claim 2, wherein the horizontal module (45) comprises a third horizontal cylinder (452), a third clip cylinder (451) is fixed on a telescopic shaft of the third horizontal cylinder (452), and two clips of the third clip cylinder (451) clip a material box (44); the lifting module (46) comprises a second motor (461), the second motor (461) drives a screw rod mechanism after the speed is reduced, and a third horizontal cylinder (452) is arranged on a nut seat of the screw rod mechanism.

9. A receiving device for a film tearing apparatus for lead frames according to claim 2, characterized in that the receiving assembly (47) comprises a multi-layer synchronous belt (472) transmission mechanism, and each layer of synchronous belt (472) transmission mechanism is composed of two synchronous belts (472) which are arranged side by side and driven by a motor.

10. The material collecting device for the lead frame film tearing equipment according to claim 9, wherein the material collecting assembly (47) comprises a supporting plate and two side plates, the supporting plate is located on the workbench (11), the side plates are fixed on the supporting plate, a synchronous belt (472) transmission mechanism is respectively installed on the two side plates and driven after the speed is reduced through a third motor (471), a limiting plate and a sensor are installed on the side portion of the synchronous belt (472) of the side plates, the material box (44) is placed on the synchronous belt (472) and blocked and limited by the limiting plate, a plurality of clamping grooves are formed in two opposite side walls inside the material box (44), and a piece of lead frame is stored between the clamping grooves with the same two levels.