CN108705603A - A non-flexible ultrasonic punching unit - Google Patents

Abstract

The invention relates to the technical field of ultrasonic punching units, in particular to a non-flexible ultrasonic punching unit, comprising a connecting frame, an ultrasonic punch and a hydraulic cylinder, the hydraulic cylinder is fixed on the upper end of the connecting frame; Connected with a punch mounting seat, the bottom surface of the punch mounting seat is detachably connected with an ultrasonic punch, and the lower end of the connecting frame is provided with a punch seat that matches the punch; the two sides of the punch mounting seat are respectively provided with guides One end of the guide plate is detachably connected to the punch mounting seat, and the other end of the guide plate is detachably connected to the slider. The two sides of the middle part of the connecting frame are respectively provided with slide rails. In the assembled state, the slider and the slider Rail sliding connection, compared with the existing technology, by setting a guide plate between the punch mounting seat and the connecting frame, it ensures that the axis of the ultrasonic punch coincides with the axis of the hydraulic cylinder, and improves the working stability of the ultrasonic punch. Improve the quality of punching, reduce the scrap rate, and improve work efficiency.

Description

A non-flexible ultrasonic punching unit

technical field

The invention relates to the technical field of ultrasonic punching units, in particular to a non-flexible ultrasonic punching unit.

Background technique

With the development of the automobile industry, bumpers are installed on the front and rear ends of the car. The bumper not only has a decorative function, but more importantly, it can absorb and ease external impact, and has the function of protecting the body and the personal safety of the occupants. The bumper is generally installed There is a radar, which can solve the trouble caused by the driver's front, rear, left, and right visits when parking, reversing, and starting the vehicle, and helps the driver eliminate the defects of blind spots and blurred vision, further improving driving safety.

At present, with the development of the automobile industry, people not only pursue the performance of the automobile, but also pursue the lightweight of the automobile itself. In order to achieve this purpose, the raw materials of the front and rear bumpers of the existing cars are basically transformed from metal materials Lighter plastics, after using plastic bumpers, can effectively reduce the weight of the car, reduce the energy consumption of the car itself, and then achieve the purpose of energy saving and emission reduction. Therefore, the front and rear bumpers of cars currently on the market are extremely large. Some of them are made of plastic. In order to strengthen the structural strength and installation structure of the protective plate, two processes of punching and welding are required in the production process of the bumper.

At present, most of the front and rear bumpers of cars on the market are made of plastic. In order to strengthen the structural strength and installation structure of the protective plate, two processes of punching and welding are required in the production process of the bumper. The processed bumper is first moved to the punching device, and the tow hook hole is processed on the bumper through the punching process, and then the punched bumper is manually transferred to the welding unit, and the bumper with the tow hook hole is processed on it. The final welding process of the bar is performed by welding. This production method has limitations. Specifically, first, the punching device and the welding device are set separately, and the punching device and the welding device correspond to different equipment respectively. In terms of space utilization , The punching device and the welding device need a separate installation space, which takes up a lot of space and wastes resources. Second, at least two workers are required, and the two workers operate the punching device and the welding device respectively. Third, when the semi-finished product During the transfer between the punching device and the welding device, there may be scratches on the semi-finished product, wasting raw materials. Fourth, it takes a lot of time to transfer the semi-finished bumper between the punching device and the welding device , work efficiency is low.

And in the prior art, punching device all comprises punching unit, and its structure of existing punching unit is generally all comparatively complicated, is not convenient for multi-station use, and its punching effect is poor, and scrap rate is high, and work efficiency is high. low.

Contents of the invention

The purpose of the present invention is to provide a non-flexible ultrasonic punching unit for the deficiencies in the prior art, and the problem of low working efficiency can be solved by using the ultrasonic punching unit.

The purpose of the present invention is achieved through the following technical solutions: a non-flexible ultrasonic punching unit, including a connecting frame, an ultrasonic punch and a hydraulic cylinder, the hydraulic cylinder is fixed on the upper end of the connecting frame; Punch mounting seat, the bottom end surface of the punch mounting seat is detachably connected with an ultrasonic punch, the lower end of the connecting frame is provided with a punch seat that matches the punch; the two sides of the punch mounting seat are respectively provided with guide plates, One end of the guide plate is detachably connected to the punch mounting seat, and the other end of the guide plate is detachably connected to the slider. The two sides of the middle part of the connecting frame are respectively provided with slide rails. In the assembled state, the slider and the slide rail slide connect.

Wherein, the bottom end surface of the punch mounting seat is provided with a pressing block, and the pressing block is provided with a through hole for the ultrasonic punch to pass through, and a spring is used to connect the pressing block and the punch mounting seat.

Wherein, the upper end of the punch mounting seat is detachably connected with a guide post, and the two sides of the upper end of the connecting frame are respectively provided with guide blocks, and the guide block is provided with a guide hole for the guide post to pass through, and the guide post is installed away from the punch. One end of the seat is provided with a limit piece.

Wherein, the upper end of the punch installation seat is provided with a heat gun for heating.

Wherein, the lower end of the connecting frame is provided with a discharge guide cylinder, and the discharge guide cylinder communicates with the punch seat.

Wherein, the end of the telescopic rod of the hydraulic cylinder is arranged in a T shape, and the upper end of the punch mounting seat is provided with a T-shaped groove. When assembled, the end of the telescopic rod of the hydraulic cylinder snaps into the T-shaped groove.

Wherein, the connecting frame is a C-shaped connecting frame, and the ultrasonic punch is located at the opening side of the C-shaped arm.

Wherein, the C-shaped connecting frame is provided with a hollow structure, the hollow structure is located at the upper end of the C-shaped connecting frame, and the hollow structure is used for the expansion rod of the hydraulic cylinder to pass through.

Among them, the other side of the C-shaped connecting frame corresponding to the opening side is provided with a fine-tuning mechanism. The fine-tuning mechanism includes a mounting plate and a fine-tuning cylinder. A track assembly for guiding is also provided below.

Wherein, the upper end of the connecting frame is also provided with a booster, and the booster is a gas-liquid booster cylinder with a quick discharge function.

Beneficial effects of the present invention: Compared with the prior art, the non-flexible ultrasonic punching unit of the present application ensures that the axis of the ultrasonic punch and the hydraulic cylinder are aligned by setting a guide plate between the punch mounting seat and the connecting frame. The coincidence of the axes improves the working stability of the ultrasonic punch, improves the quality of punching, reduces the scrap rate, and improves work efficiency.

Description of drawings

The present invention is further described by using the accompanying drawings, but the embodiments in the accompanying drawings do not constitute any limitation to the present invention. For those of ordinary skill in the art, without paying creative work, other embodiments can also be obtained according to the following accompanying drawings Attached picture.

Fig. 1 is a structural schematic diagram of a joint of a non-flexible ultrasonic punching unit in the present invention.

Description of drawings: guide plate 40, connecting frame 41, hydraulic cylinder 42, slide rail 43, ultrasonic punch 44, punch seat 45, pressing block 46, spring 47, punch mounting seat 48, heat gun 49, pressurized Part 50, guide block 51, guide column 52, mounting plate 53, track assembly 54, discharge guide cylinder 55.

Detailed ways

The present invention is further described in conjunction with the following examples.

A specific embodiment of a non-flexible ultrasonic punching unit of the present invention, as shown in Figure 1, includes a connecting frame 41, an ultrasonic punch 44 and a hydraulic cylinder 42, as an improvement, the connecting frame 41 is a C-shaped connecting frame 41 , the ultrasonic punch 44 is located on the opening side of the C-shaped arm, which can effectively balance the C-shaped connecting frame 41, so that the C-shaped connecting frame 41 is placed on the equipment more smoothly, and the hydraulic cylinder 42 is fixed on the upper end of the connecting frame 41, Specifically, the C-shaped connecting frame 41 is provided with a hollow structure, and the hollow structure is located at the upper end of the C-shaped connecting frame 41. The hollow structure is used for the telescopic rod of the hydraulic cylinder 42 to pass through, so that the weight of the punching unit can be effectively reduced and the punching unit can be fully The space is used together with the ground to reduce the volume occupied by the punching unit.

In this embodiment, the end of the telescopic rod of the hydraulic cylinder 42 is clamped with the punch mounting seat 48. Specifically, the end of the telescopic rod of the hydraulic cylinder 42 is arranged in a T shape, and the upper end of the punch mounting seat 48 is provided with a T Type slot, in the assembly situation, the end of the telescopic rod of the hydraulic cylinder 42 snaps into the T-shaped slot. This structure can facilitate maintenance and replace the punch installation, and further improve the working efficiency of the punching unit. Of course, In addition to the structure of the T-shaped groove, it can also be carried out by sphere clamping. The bottom end surface of the punch mounting seat 48 is detachably connected to the ultrasonic punch 44, and the lower end of the connecting frame 41 is provided with a punch that matches the punch. Head seat 45.

As an improvement, guide plates 40 are respectively provided on both sides of the punch mount 48, one end of the guide plate 40 is detachably connected to the punch mount 48, and the other end of the guide plate 40 is detachably connected to the slider. The two sides of the middle part of the connecting frame 41 are respectively provided with slide rails 43. In the assembled state, the slide block and the sliding rails 43 are slidably connected. The plate 40 further ensures that the axis of the ultrasonic punch 44 coincides with the axis of the hydraulic cylinder 42, improves the working stability of the ultrasonic punch 44, improves the quality of punching, reduces the reject rate, and improves work efficiency.

In order to further improve the quality of punching and ensure accurate positioning of the punching, the bottom end surface of the punch mounting seat 48 is provided with a compression block 46, and the compression block 46 is provided with a through hole for the ultrasonic punch 44 to pass through. Adopt spring 47 to connect between 46 and punch mounting seat 48, and spring 47 structure effectively provides a cushioning force, and then avoids punching unit to force excessively and cause damage to product when clamping workpiece.

In order to further improve the working stability of the ultrasonic punch 44, ensure that the axis of the ultrasonic punch 44 coincides with the axis of the hydraulic cylinder 42, the upper end of the punch mounting seat 48 is detachably connected with a guide post 52, and the upper end of the connecting frame 41 Guide blocks 51 are respectively provided on both sides of the two sides, and the guide blocks 51 are provided with guide holes for the guide post 52 to pass through, and the end of the guide post 52 away from the punch mounting seat 48 is provided with a stopper.

In order to facilitate the punching of plastic materials and avoid problems such as deformation of the workpiece after punching, the upper end of the punch mounting seat 48 is provided with a heat gun 49 for heating. In order to facilitate the punched waste to quickly leave the punching unit, the lower end of the connecting frame 41 is provided with a discharge guide cylinder 55, which communicates with the punch seat 45. It should be noted that the punch seat 45 The middle part is hollow setting.

In order to regulate the position of the entire punch unit during use, a fine-tuning mechanism is provided on the other side corresponding to the opening side of the C-shaped connecting frame 41. The fine-tuning mechanism includes a mounting plate 53 and a fine-tuning cylinder, and the telescopic rod of the fine-tuning cylinder It is fixedly connected with the mounting plate 53, and the mounting plate 53 is fixedly connected with the connecting frame 41. A track assembly 54 for guiding is also provided under the mounting plate 53. It should be noted that the track assembly 54 is a conventional transmission structure, which adopts the existing The track assembly 54 structure gets final product.

In order to further improve the working stability of the ultrasonic punch 44 and ensure that the hydraulic cylinder 42 has sufficient driving force, the upper end of the connecting frame 41 is also provided with a booster 50, which is a gas-liquid booster with a quick discharge function. cylinder.

In this embodiment, in order to allow the punching unit to be suitable for the punching process of different products and the processing of different product angles, the closed side of the C-shaped connecting frame 41 of this embodiment (the C-shaped connecting frame 41 and the The other side corresponding to the opening side) can be provided with an inclined surface, which is fixedly connected with the fine-tuning mechanism through the inclined surface, and then when the fine-tuning mechanism is placed horizontally, the punching unit will be inclined due to the existence of this inclined surface, and then it can be applied to oblique In addition, the punching process can also be applied to punching at stations with different slopes by setting the slopes to different slopes to improve the applicability of the application. By setting multiple punching units with different slopes, and then simultaneously Punching different stations of a product further improves the working efficiency of the punching unit of the present application.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting the protection scope of the present invention, although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand , the technical solution of the present invention may be modified or equivalently replaced without departing from the spirit and scope of the technical solution of the present invention.

Claims (10)

1. a kind of non-flexible ultrasonic wave punching unit, it is characterised in that：It is described including link, ultrasonic punch and hydraulic cylinder Hydraulic cylinder is fixed on the upper end of link；The telescopic rod end of the hydraulic cylinder is connected with drift mounting seat, the punch peace The bottom face of dress seat is detachably connected with ultrasonic punch, and the lower end of the link is equipped with the punch coordinated with punch Seat；The both sides of the drift mounting seat are respectively arranged with guide plate, and one end of the guide plate and drift mounting seat are dismountable Connection, the other end of guide plate are removably connect with sliding block, and the two sides in the middle part of the link are respectively arranged with sliding rail, Under assembled state, the sliding block is slidably connected with the sliding rail.

2. a kind of non-flexible ultrasonic wave punching unit according to claim 1, it is characterised in that：The drift mounting seat Bottom face is provided with compact heap, and the compact heap offers the through-hole passed through for ultrasonic punch, and the compact heap is pacified with punch It is connected using spring between dress seat.

3. a kind of non-flexible ultrasonic wave punching unit according to claim 1, it is characterised in that：The drift mounting seat Upper end is detachably connected with guide post, and the both sides of the upper end of the link are respectively arranged with guide pad, the guiding Block offers the pilot hole passed through for the guide post, and the one end of the guide post far from drift mounting seat is equipped with stop nut.

4. a kind of non-flexible ultrasonic wave punching unit according to claim 3, it is characterised in that：The drift mounting seat Upper end is provided with heat gun for heating.

5. a kind of non-flexible ultrasonic wave punching unit according to claim 1, it is characterised in that：The lower end of the link Portion is provided with discharging guide tube, and the discharging guide tube is connected to punch holder.

6. a kind of non-flexible ultrasonic wave punching unit according to claim 1, it is characterised in that：The hydraulic cylinder stretches Boom end t shape is arranged, and the upper end of the drift mounting seat offers T-slot, and in the assembled condition, hydraulic cylinder stretches The end of bar is caught in the T-slot.

7. a kind of non-flexible ultrasonic wave punching unit according to claim 1, it is characterised in that：The link is C-shaped Link, the ultrasonic punch are located at the open side of the C-arm.

8. a kind of non-flexible ultrasonic wave punching unit according to claim 7, it is characterised in that：The C-shaped connection is set up There are engraved structure, the engraved structure to be located at the upper end of the C-shaped link, telescopic rod of the clearance structure for hydraulic cylinder It passes through.

9. a kind of non-flexible ultrasonic wave punching unit according to claim 7, it is characterised in that：The C-shaped link The other side corresponding with open side is provided with micro-adjusting mechanism, and the micro-adjusting mechanism includes mounting plate and fine tuning cylinder, the fine tuning The telescopic rod of cylinder and the mounting plate are affixed, and the mounting plate is fixedly connected with link, and the lower section of the mounting plate is also set It is equipped with the rail assembly for guiding.

10. a kind of non-flexible ultrasonic wave punching unit according to claim 1, it is characterised in that：The link it is upper End is additionally provided with plenum member, and the plenum member is the pneumohydraulic pressure-cylinder with fast row function.