CN206046894U - A kind of die cutting device of self-feeding - Google Patents

Abstract

The utility model discloses a kind of die cutting device of self-feeding, including blanking units, also including the pay-off located at blanking units feed side, pay-off includes material feeding seat and drive link, and material feeding seat is provided with drive wheel group；The outer end of drive wheel group is provided with a fork by a single-direction transmission part, and the outer end of fork is connected in the lower end of drive link, the upper end of drive link and the drive plate driving coupling for being fixed on blanking units main shaft outer end；By the transmission of single-direction transmission part, drive wheel group single direction rotation is caused, to drive rod-shaped workpiece synchronization feeding.This utility model drives drive link, then the drive wheel group by single-direction transmission part for pay-off to provide synchronous periodicity power source using the power of punching main shaft simultaneously, is embodied as being punched the purpose for carrying out self-feeding.

Description

A punching equipment with automatic feeding

technical field

The utility model relates to a punching equipment, more specifically an automatic feeding punching equipment.

Background technique

In modern industrial processing, it is often necessary to use punching equipment to punch materials according to a predetermined length. Existing punching equipment often requires manual feeding, and punching can only punch out a section of material at a time, and the work efficiency is not high.

In order to improve efficiency, there are also some automatic punching and feeding equipment, but their cost is very high, and they are usually used for sheet metal parts processing. For punching and feeding rod-shaped workpieces, there is a lack of suitable feeding devices.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a punching equipment with automatic feeding.

In order to achieve the above object, the utility model adopts the following technical solutions: an automatic feeding punching equipment, including a punching device, and also includes a feeding device located on the feeding side of the punching device, and the feeding device includes a feeding seat and The transmission rod is provided with a drive wheel set on the feeding seat; the outer end of the drive wheel set is provided with a swing rod through a one-way transmission member, and the outer end of the swing rod is connected to the lower end of the drive rod. The upper end of the rod is connected to the transmission disc fixed on the outer end of the main shaft of the punching device; wherein, the driving rod is controlled by the synchronous drive of the main shaft of the punching device, and the driving wheel set is driven in one direction through the transmission of the one-way transmission member. Rotate to drive the rod-shaped workpiece to feed synchronously; when the main shaft of the punching device is on the return stroke of punching, the driving wheel set feeds the rod-shaped workpiece to form a working cycle of feeding and punching.

Preferably, the driving wheel set includes: an upper driving wheel and a lower driving wheel distributed up and down, a driving cavity is formed between the upper driving wheel and the lower driving wheel, and the height of the driving cavity is smaller than the processed rod-shaped The diameter of the workpiece is used to form the friction transmission between the driving wheel set and the rod-shaped workpiece; the number of the driving cavity is one to four.

Preferably, it also includes a set of guide wheels positioned at the feeding side of the drive wheel set, the set of guide wheels includes: upper guide wheels and lower guide wheels distributed up and down, the wheel surfaces of the upper guide wheels and the lower guide wheels are provided with There are at least two sets of grooves for straightening rod-shaped workpieces.

Preferably, the punching device includes: a punching table, on which a lower knife mold is arranged, and an upper knife mold is connected to the punching spindle in a crank-and-rod manner, and the feeding device feeds the rod-shaped workpiece Send it to the lower die, and vertically descend from the upper die for punching.

Preferably, the upper die is also provided with a punching edge matching the drive cavity.

Preferably, a supporting column is also fixed on the punching table, and a crankshaft connecting rod mechanism and a punching slider are arranged on the said supporting pillar, and the upper end of the connecting rod of the crankshaft connecting rod mechanism rotates with the crankshaft part of the punching spindle. connection, the lower end of the connecting rod is hingedly connected with the punching slider, the upper die is set at the lower end of a punching slider, and the crankshaft linkage mechanism drives the upper die to move up and down along the punching slider, punching Cut rod-shaped workpieces.

Preferably, the transmission disc is provided with an eccentric universal joint, and the universal joint is coupled with the upper end of the transmission rod.

Preferably, the transmission plate is provided with radially distributed chute, a slider slidingly coupled with the chute, and a handle and a screw for adjusting the radial eccentricity of the slider, and the universal joint The parts are fixed on the slider.

Compared with the prior art, the utility model has the beneficial effects that: the power of the punching main shaft is used to drive the transmission rod at the same time, and then a synchronous periodic power source is provided for the driving wheel set of the feeding device through the one-way transmission part, and the punching machine is realized. The purpose of automatic feeding. The utility model can adopt the existing punch press to be refitted, so as to reduce the purchase cost. A plurality of cavities are arranged between the upper driving wheel and the lower driving wheel, and the upper die is provided with punching edges matching the driving cavities, so that multiple rod-shaped workpieces can be punched simultaneously.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the specific embodiment of a kind of punching equipment of automatic feeding of the utility model;

Fig. 2 is a front partial schematic view (feeding device part) of a specific embodiment of an automatic feeding punching equipment of the present invention.

reference sign

11 Drive rod 5 Slider

12 Drive disc 51 Screw rod

2 one-way drive 52 handle

21 Pendulum 53 Universal joint

3 feeding seat 62 connecting rod

31 Drive wheel set 63 Punching slide

32 guide wheel group 64 upper die

4 Feed tray 65 Punching edge

41 Rod workpiece 6 Crankshaft linkage

82 Lower die 7 Support column

81 punching table

detailed description

In order to fully understand the technical content of the utility model, the technical solutions of the utility model will be further introduced and illustrated below in conjunction with specific examples, but not limited thereto.

In this case, the rod-shaped workpiece 41 can be a series of rod-shaped materials such as copper rods, iron rods, and alloy rods.

As shown in the specific embodiment of Figure 1-2, the utility model is a punching equipment for automatic feeding, which includes a punching device, and also includes a feeder located on the feed side of the punching device (existing punch equipment can be used). device, the feeding device includes a feeding seat 3 and a transmission rod 11, and the feeding seat 3 is provided with a drive wheel set 31; the outer end of the drive wheel set 31 is provided with a swing rod through a one-way transmission part 2, and the outer end of the swing rod 21 is connected At the lower end of the transmission rod 11, the upper end of the transmission rod 11 is in transmission connection with the transmission disc 12 fixed on the outer end of the main shaft of the punching device; wherein, the transmission rod 11 is controlled by the synchronous drive of the main shaft of the punching device, through the one-way transmission part 2 Transmission, so that the driving wheel set 31 rotates in one direction to drive the rod-shaped workpiece 41 to feed synchronously; when the main shaft of the punching device is on the return stroke of punching, the driving wheel set 31 feeds the rod-shaped workpiece 41 to form a working cycle of feeding and punching .

Concretely, the feeding seat 3 is a cavity opened front and back, and the guide wheel group 32 and the driving wheel group 31 are vertically installed in the feeding seat 3, and the driving wheel group 31 and the guiding wheel group 32 are fixed on the left and right side walls by screws. , wherein, the drive wheel set 31 includes an upper drive wheel and a lower drive wheel distributed up and down, a drive cavity is formed between the upper drive wheel and the lower drive wheel, the height of the drive cavity is less than the diameter of the processed rod-shaped workpiece 41, so that Constitute the friction transmission between the drive wheel set 31 and the rod-shaped workpiece 41, the drive cavity can be one, two, three or four, in the present embodiment, preferably two; Guide wheel group 32, guide wheel group 32 comprises: upper guide wheel and lower guide wheel distributed up and down, the wheel surface of upper guide wheel and lower guide wheel is provided with at least two groups of grooves for straightening rod-shaped workpiece, this Two groups are preferred in the embodiment; in addition, the fork 21 is vertically arranged on the rotating shaft at the outer end of the one-way transmission part 2, and the inner end of the two parts of the one-way transmission is provided with the driving wheel group 31 extending on the rotating shaft at the outside of the feeding seat 3. The transmission part 2 can adopt one of the one-way bearing, one-way clutch or ratchet mechanism. The function of using the one-way transmission part 2 is to convert continuous motion into intermittent motion, that is, the one-way transmission part 2 only transmits positive Movement, when the transmission rod 11 is reciprocating, the one-way transmission part 2 drives the driving wheel group 31 to feed intermittently, which can be realized. When the punching device goes up, the driving wheel group 31 carries out feeding. When the punching device goes down, Drive wheel group 31 temporarily stops feeding.

Further, the punching device includes a punching table 81, the punching table 81 is provided with a lower die 82, the punching table 81 is also fixed with a support column 7, and the support column 7 is provided with a crankshaft linkage mechanism 6 and a punching machine. Slider 63, the upper end of the connecting rod 62 of the crankshaft linkage mechanism 6 is rotationally connected with the crankshaft part of the punching main shaft, the lower end of the connecting rod 62 is hingedly connected with the punching slider 63, and the upper die 64 is located at the bottom of the punching slider 63 At the lower end, the upper die 64 is also provided with a punching edge 65 that matches the drive cavity, and the feeding device sends the rod-shaped workpiece 41 to the lower die 82, and the crankshaft linkage mechanism 6 drives the upper die 64 along the punching. The slider 63 moves up and down to punch the rod-shaped workpiece 41 .

Further, the transmission disc 12 is provided with an eccentrically arranged universal joint 53, the universal joint 53 is connected with the upper end of the transmission rod 11, the transmission disc 12 is provided with radially distributed chute, and the slide block slidably connected with the chute 5, and a handle 52 and a screw 51 for adjusting the radial eccentricity of the slider 5, and a universal joint 53 is fixed on the slider 5.

Specifically, according to the required punching length of the rod-shaped workpiece 41, the handle 52 can be adjusted so that the slider 5 is in a proper position and the slider 5 can be fixed on the chute by locking screws.

In other embodiments, the punching station 81 is also provided with a control system for detecting whether the punching device is intact and punching the rod-shaped workpiece 41. The control system includes a microcontroller, an in-position sensor, a punching sensor, a power module, and an alarm. Module, motor drive module, slide travel switch controller, in-position sensor, punching sensor, power supply module, alarm module, motor drive module, slide travel switch controller are respectively electrically connected with the micro-controller, when punching When the equipment is working, the power supply module supplies power to the control system. The in-position sensor checks whether the rod-shaped workpiece 41 is sent to the punching table 81 according to the preset length. The sensor and the punching sensor are connected to the microcontroller, and the microcontroller judges whether the two inspection indicators of the in-position sensor and the punching sensor are normal. If one of the indicators is abnormal, the microcontroller sends an instruction to the control alarm module to issue an alarm. Simultaneously, the motor drive module is controlled to stop working. If the position where the upper die 64 stays is not at the apex when the work is stopped, the microcontroller will send an instruction to the slide travel switch controller to make the upper die return to the apex position from other positions. This micro-controller can timely find incomplete punched rod-shaped workpiece 41 in the punching process of rod-shaped workpiece 41, and remind the staff at the same time, the pass rate of products and the efficiency of equipment work can be greatly improved by this control system.

To sum up, the driving rod 11 is simultaneously driven by the power of the punching spindle, and then the one-way transmission member 2 is used to provide a synchronous periodic power source for the driving wheel set 31 of the feeding device, so as to realize the purpose of automatic feeding for punching. The utility model can adopt the existing punch press to be refitted, so as to reduce the purchase cost. A plurality of cavities are provided between the upper driving wheel and the lower driving wheel, and the upper die 64 is provided with punching edges 65 matching the driving cavities, so that multiple rod-shaped workpieces 41 can be punched simultaneously.

The above only uses examples to further illustrate the technical content of the utility model, so that readers can understand it more easily, but it does not mean that the implementation of the utility model is limited to this, and any technical extension or re-creation done according to the utility model shall be Protected by the utility model. The scope of protection of the utility model shall be determined by the claims.

Claims (8)

1. A punching equipment for automatic feeding, comprising a punching device, characterized in that, it also includes a feeding device located at the feeding side of the punching device, and the feeding device includes a feeding seat and a transmission rod, and the feeding seat There is a driving wheel set; the outer end of the driving wheel set is provided with a swing rod through a one-way transmission part, the outer end of the swing rod is connected to the lower end of the transmission rod, and the upper end of the transmission rod is fixed to the punching rod. The transmission connection of the transmission disc at the outer end of the main shaft of the cutting device; wherein, the transmission rod is controlled by the synchronous drive of the main shaft of the punching device, and through the transmission of the one-way transmission part, the driving wheel set rotates in one direction to drive the rod-shaped workpiece Synchronous feeding; when the main shaft of the punching device is on the return stroke of punching, the driving wheel set feeds the rod-shaped workpiece, forming a working cycle of feeding and punching. 2. A kind of automatic feeding punching equipment according to claim 1, characterized in that, the driving wheel set comprises: an upper driving wheel and a lower driving wheel distributed up and down, and the upper driving wheel and the lower driving wheel The drive cavity is formed between them, and the height of the drive cavity is smaller than the diameter of the rod-shaped workpiece to be processed, so as to form the friction transmission between the drive wheel set and the rod-shaped workpiece; the number of the drive cavity is one to four. 3. A punching equipment with automatic feeding according to claim 1, characterized in that it also includes a guide wheel set located on the feeding side of the drive wheel set, and the guide wheel set includes: upper guide wheels distributed up and down and the lower guide wheel, the wheel surfaces of the upper guide wheel and the lower guide wheel are provided with at least two groups of grooves for straightening the rod-shaped workpiece. 4. A kind of automatic feeding punching equipment according to any one of claims 1 to 3, characterized in that, the punching device comprises: a punching table, the punching table is provided with a lower die, As well as an upper die that is transmission-connected to the punching spindle crank-link, the feeding device sends the rod-shaped workpiece to the lower die, and the upper die descends vertically for punching. 5 . The automatic feeding punching equipment according to claim 4 , wherein the upper die is also provided with a punching edge matching the driving cavity. 6 . 6. A kind of automatic feeding punching equipment according to claim 4, characterized in that, a support column is also fixed on the punching table, and a crankshaft linkage mechanism and a punching slide block are arranged on the support column , the upper end of the connecting rod of the crankshaft linkage mechanism is rotationally connected with the crankshaft of the punching main shaft, and the lower end of the connecting rod is hingedly connected with the punching slider, and the upper die is arranged at the lower end of a punching slider, and the The crankshaft-connecting rod mechanism drives the upper die to move up and down along the punching slider to punch out rod-shaped workpieces. 7 . The punching equipment with automatic feeding according to claim 6 , wherein the transmission plate is provided with an eccentric universal joint, and the universal joint is connected to the upper end of the transmission rod. 8 . 8. A kind of automatic feeding punching equipment according to claim 7, characterized in that, the transmission plate is provided with radially distributed chute, a slide block slidably connected with the chute, and used to adjust the The radial eccentricity of the slider and the handle and screw, and the universal joint is fixed on the slider.