TWM642688U - Anti-trap device of punch press - Google Patents

Abstract

The anti-clamping device of the punching machine of this creation includes: a row of tooth seats and a rotating seat, the row of tooth seats is fixedly arranged on the working surface of the punching machine and the rotating seat is arranged on the front side of the slider of the punching machine, and can move up and down with the slider. A gear is pivotally arranged on the rotating seat, and a driving lever is arranged on the gear. The gear holder is arranged on the working table of the punch press, and the teeth on the gear holder can be meshed with the gears on the rotating seat. When the rotating seat moves up and down, the gear can be rotated and the driving lever can be driven to swing.

Description

Punch anti-pinch device

This creation is related to the safety protection equipment of the punch processing machine, especially a punch anti-clamping device.

Punch processing machine is a very common processing machine among processing tools. When using a punch processing machine to process materials, the slider of the punch will approach the work table, so that the upper mold and the lower mold can be close to each other to clamp the material. Stamping processing. Therefore, during processing, the operator's hands must completely leave the clamping area where the upper mold and the lower mold are clamped, or preferably leave the work table, so as to avoid public security accidents caused by being pinched by the mold.

The main purpose of this creation is to provide a punch press anti-clamping device with a simple structure but reliable operation, which can effectively reduce the operation risk of the punch press operator and prevent the operator from being pinched by the mold.

In order to achieve the above main purpose, the anti-pinch device of the punch press of this invention includes a row of gear seats and a rotating seat, the row of tooth seats is fixed on the working table of the punch press and the rotating seat is arranged on the front side of the slide block of the punch press, which can be moved along with the The slider moves up and down. A gear is pivotally arranged on the rotating base, and a driving lever is arranged on the gear. The row of gear seats is arranged on the working table of the punch press, and the rows of teeth on the row of gear seats can mesh with the gears on the rotating seat. When the rotating seat moves up and down, the gear can rotate and drive the driving lever to swing.

The rotating seat created by the above-mentioned structure can use the engagement of the gear and the row of teeth to rotate the gear during the downward movement of the slide block of the punching machine, thereby driving the driving lever to swing. The swing of the driving lever can forcefully push the operator's hand out of the clamping area of the mold, so as to effectively reduce the risk of the operator being injured by the mold.

Preferably, the row of teeth includes an adjustment rod, which has a transverse portion and a longitudinal portion, the transverse portion is provided with an elongated hole, and the longitudinal portion is arranged at one end of the transverse portion, so that the longitudinal portion of the longitudinal portion Basically, it can be the same as the axis that the slide block of the punching machine moves up and down.

Preferably, the adjustment rod is arranged on the support rod with a transverse portion, and the length of the adjustment rod extending out of the support rod can be adjusted by using the elongated hole.

Preferably, a soft protective cover is provided on the lever.

1: Punch machine

2: slider

3: Countertop

10: gear seat

11: Pole

12: pole

14: Adjustment lever

141: Horizontal part

142: Longitudinal part

143: Long hole

15: row of teeth

30: rotating seat

31: fixed seat

311: Horizontal part

312: longitudinal part

32: gear

33: Lever

34: Protective sleeve

Figure 1 is a three-dimensional schematic diagram of the creation when it is installed on a punching machine.

Figure 2 is a three-dimensional exploded schematic diagram of this creation.

Fig. 3 is the front view when this creation is installed on a punch press.

Figure 4 is a side view of the invention when it is installed on a punch press.

Fig. 5 is similar to Fig. 3, and it is a schematic diagram of the front side during the creative action.

Fig. 6 is similar to Fig. 4, and it is a schematic side view of this creation action.

The applicant first explains here that throughout the specification, including the embodiments described below and the claims of the scope of the patent application, the nouns related to direction are all represented by the symbols in the drawings. Orientation is the basis. Secondly, in the embodiments and drawings to be described below, the same component numbers represent the same or similar components or their structural features.

Please refer to Fig. 1 to Fig. 4, the anti-clamping device of the punching press of this invention is installed on the general punching machine 1 for use. Basic structures such as block 2 and work surface 3, but these are not the focus of the application for this creation, so the detailed structure of the punch machine platform will not be described in detail here. The anti-clamping device of the punching press of this creation includes: a row of tooth seats 10 and a rotating seat 30, the row of tooth seats 10 are fixedly arranged on the work table 3 of the punch press and the rotating seat 30 is arranged on the front side of the slide block 2 of the punching machine, which can Move the slider up or down.

The row of tooth holders 10 includes: a vertical rod 11 erected on the working table 3 of the punch press.

A rod 12 is arranged at one end of the vertical rod 11 and extends toward the direction of the punch slider 2 . Certainly depending on the size of the punch press and the position of the vertical rod 11 arranged on the worktable 3, the support rod 12 can also have different forms, for example: in the present embodiment, the support rod is L-shaped, by the The upper end of the vertical rod 11 first extends toward the front of the worktable 3 and then turns to the direction of the punch slide 2, but it is not limited thereto. If the position of the upright bar 11 is relatively close to the front edge of the worktable, the support bar 12 can also simply extend laterally toward the direction of the slider 2 .

An adjustment rod 14 is T-shaped, has a transverse portion 141 and a longitudinal portion 142, the transverse portion 141 is provided with an elongated hole 143, and the longitudinal portion 142 is located at one end of the transverse portion 141, so that the longitudinal portion 142 The long axis can basically be the same as that of the punch machine slide block 2 moving up and down Axial. The adjusting rod 14 is disposed on the pole 12 with a transverse portion 141 and the elongated hole 143 on the transverse portion 141 can be used to adjust the length of the adjusting rod 14 extending out of the pole 12 .

A row of teeth 15 is arranged on the longitudinal part 142 of the adjusting rod, and the teeth of the row of teeth 15 are arranged along the long axis of the longitudinal part 142, so that the arrangement direction of the teeth can be the same as that of the punch machine slide block 2 to move up and down axis. The adjustment rod 14 can use the elongated hole 143 to adjust the length of the adjustment rod 14 extending out of the support rod 12 to adjust the position of the row of teeth 15 approaching or away from the slider 2 of the punch press. Such a design enables the creation to be installed on punch machines of different sizes for use.

The rotating base 30 includes: a fixing base 31, which is used to be installed on the front side of the slider 2 of the punching machine, so that the operator can face the fixing base 31 when operating the punching machine. The fixing seat 31 has a transverse portion 311 and a longitudinal portion 312 , and the fixing seat 31 is fixed on the front side of the punch slider 2 by the transverse portion 311 .

A gear 32 is pivotally arranged on the fixed base, the gear 32 can rotate relative to the fixed base 31 and the gear 32 engages with the teeth of the row of teeth 15 . In this embodiment, the gear 32 is pivotally mounted on the longitudinal portion 312 of the fixing base.

A driving rod 33 is arranged on one end of the gear 32 and protrudes out of the gear 32 at the other end. When the gear 32 rotates, the driving rod 33 will swing with the rotation of the gear 32 . Multiple screw holes can also be set on the lever, and the length of the lever protruding from the gear can be adjusted by using the locking position of the screw holes and the gear, so as to adapt to machines of various sizes, but the method of adjusting the length It is not limited to this.

According to the structure of the aforementioned invention, when the installation is completed, the row of gear holders 10 will be fixed on the work table 3 of the punch press. It is engaged with the teeth of the row of teeth 15, as shown in Figures 1 to 4.

At this time, the slide block 2 of the punch press is at the top dead center position, and the driving lever 33 protrudes from one side of the gear 32, and when the slide block 2 moves toward the worktable surface 3, the slide block 2 , the gear 32 will start to rotate and bring the lever 33 to swing counterclockwise, as shown in FIG. 5 and FIG. 6 . In this way, if the hand of the operator has not left the clamping area between the upper mold and the lower mold when the slider 2 moves down, the driving lever 33 will move down with the gear 32 and swing counterclockwise Sweep the space between the operator and the clamping area, and if the operator's hand is still in this space, the lever 33 will force the operator's hand out of the clamping area to avoid the operator being pinched by the mold Ensure the operating safety of the operator.

What needs to be further explained is that the rotation direction of the gear 32 and the driving lever 33 will be related to the position of the row of teeth 15. 32, the gear 32 will turn counterclockwise when the slide block 2 moves downward. On the contrary, if the row of teeth 15 is arranged on the left side of the gear 32, the gear 32 will rotate clockwise when the slider 2 moves downward. But no matter whether the gear 32 rotates clockwise or counterclockwise, it can drive the driving lever 33 to swing and forcibly push the operator's hand away from the clamping area, which can also achieve the creation purpose of this creation.

In addition, in order to make the protection effect of the driving lever better, a soft protective cover 34 can be added on the driving lever 33, so that the operator can have a softer feeling when the driving lever is turned.

1: Punch machine

2: slider

3: Countertop

11: Pole

12: pole

14: Adjustment lever

32: gear

33: Lever

Claims (9)

An anti-pinch device for a punch press, which is installed on a general punch machine, and includes: a row of tooth seats and a rotating seat, the row of tooth seats is fixed on the working table of the punch press, and the rotating seat is arranged on the slider of the punch press can move with the slider, where This row of gear holders contains: A vertical pole is set on the working table of the punch press; a rod, which is arranged at one end of the vertical rod and extends towards the direction of the punch slide; An adjusting rod has a transverse part and a longitudinal part, and the longitudinal part is arranged at one end of the transverse part, so that the long axis of the longitudinal part can be basically the same as the axial direction of the slide block of the punching machine moving up and down. the rod is disposed on the strut with a transverse portion; A row of teeth is arranged on the longitudinal part of the adjustment rod, and the teeth of the row of teeth are arranged along the long axis of the longitudinal part, so that the arrangement direction of the teeth can be the same as the axial direction of the vertical movement of the slide block of the punching machine; The swivel seat contains: A fixed seat, which is used to be installed on the front side of the slider of the punching machine, so that the operator can face the fixed seat when operating the punching machine; a gear, pivotally arranged on the fixed seat, the gear can rotate relative to the fixed seat and the gear engages with the teeth of the row of teeth; One end is arranged on the other end of the gear and protrudes out of the gear. When the gear rotates, the driving rod will swing with the rotation of the gear. The anti-pinch device for punching press according to claim 1, wherein the fixing base has a transverse portion and a longitudinal portion, and the fixing base is fixed on the front side of the slide block of the punching machine by the transverse portion. According to claim 1, the anti-clamping device of the punch press, wherein the gear is pivotally arranged on the longitudinal portion of the fixing seat. The anti-pinch device for punching presses as described in Claim 1, wherein the adjustment rod is T-shaped, and the transverse part is provided with a long hole. The anti-pinch device for punching presses as described in Claim 3, wherein the adjustment rod is T-shaped, and the transverse part is provided with an elongated hole. According to claim 1, the anti-trapping device of a punch press, wherein the lever cover is provided with a soft protective cover. According to the anti-clamping device of the punch press as described in Claim 3, wherein the lever cover is provided with a soft protective cover. According to the anti-clamping device of the punch press as described in claim 5, wherein the lever cover is provided with a soft protective cover. According to claim 1, the anti-pinch device for punching presses, wherein the lever can adjust the length of the gear protruding from the gear.

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