阅读说明：本技术 一种带状皮革等间距冲孔机 (Equidistant punching machine for belt leather ) 是由 周世荣 于 2019-12-10 设计创作，主要内容包括：本发明公开了一种带状皮革等间距冲孔机,包括台阶底板,台阶底板的左端固定有固定铰接座,固定铰接座上铰接有两个第一短伸缩臂,两个第一短伸缩臂的右侧连接有多个左右方向线性均布的冲孔组件,冲孔组件包括竖直设置的冲头,最右侧的冲孔组件与两个第二短伸缩臂的外端连接,两个第二短伸缩臂的内端铰接在可左右移动的活动铰接座上,台阶底板的后端固定有油缸支架,油缸支架上固定有油缸,油缸的活塞杆上固定有压板,压板位于多个冲孔组件的正上方,台阶底板的前端面用于放置需冲孔的带状皮革。本发明可以一次冲出多个等间距的小孔,且可以通过调节活动铰接座的位置改变相邻两个冲头之间的距离,有效提高了冲孔效率。(The invention discloses a strip leather equidistant punching machine which comprises a step bottom plate, wherein a fixed hinged seat is fixed at the left end of the step bottom plate, two first short telescopic arms are hinged to the fixed hinged seat, a plurality of punching assemblies linearly and uniformly distributed in the left-right direction are connected to the right sides of the two first short telescopic arms, each punching assembly comprises a vertically arranged punch, the rightmost punching assembly is connected with the outer ends of the two second short telescopic arms, the inner ends of the two second short telescopic arms are hinged to a movable hinged seat capable of moving left and right, an oil cylinder support is fixed at the rear end of the step bottom plate, an oil cylinder is fixed on the oil cylinder support, a pressing plate is fixed on a piston rod of the oil cylinder and located right above the plurality of punching assemblies, and the front end face of the step bottom plate is used for placing strip leather needing punching. The punching machine can punch a plurality of small holes at equal intervals at one time, and can change the distance between two adjacent punches by adjusting the position of the movable hinged seat, thereby effectively improving the punching efficiency.)

1. The utility model provides a banded leather equidistant piercing press, includes high step bottom plate (1) in preceding low back, its characterized in that: the left end of the rear end face of the step bottom plate (1) is fixedly provided with a fixed hinged seat (2), the fixed hinged seat (2) is hinged with two first short telescopic arms (3), the right sides of the two first short telescopic arms (3) are provided with a plurality of punching assemblies (4) which are linearly and uniformly distributed in the left-right direction, each punching assembly (4) comprises a vertically arranged punch (41), a round rod (411) is formed at the upper end of each punch (41), each round rod (411) is inserted and sleeved in a core sleeve (42), a top table (43) is fixed at the upper extending end of each round rod (411) penetrating through the core sleeve (42), a pressure spring (44) is arranged between the top table (43) and the upper end face of each core sleeve (42), each pressure spring (44) is sleeved on each round rod (411), each core sleeve (42) is hinged to the middle of the two long telescopic arms (45) which are arranged in a crossed mode, the left ends of the two long telescopic arms (45) of the leftmost punching assembly (4) are respectively hinged to the outer ends of the two first short telescopic, the left ends of two long telescopic arms (45) of a middle punching assembly (4) are hinged with the right ends of two long telescopic arms (45) of a left side punching assembly (4) adjacent to the middle punching assembly, the right ends of two long telescopic arms (45) of the middle punching assembly (4) are hinged with the left ends of two long telescopic arms (45) of a right side punching assembly (4) adjacent to the middle punching assembly, the right ends of two long telescopic arms (45) of the rightmost punching assembly (4) are respectively hinged with the outer ends of two second short telescopic arms (5), the inner ends of the two second short telescopic arms (5) are hinged on a movable hinge seat (6) capable of moving left and right, two bolt through holes (601) are formed in the movable hinge seat (6), a waist-shaped step hole (101) with a large bottom and a small top is formed in the right end of the rear end face of the step bottom plate (1), two bolts (7) are sleeved in the waist-shaped step hole (101), the screw rod section of every bolt (7) passes in a bolt through-hole (601) that corresponds of tip plug bush that waist type step hole (101), and the screw rod section of bolt (7) passes the end spiro union that stretches out of bolt through-hole (601) and has nut (8), the rear end of step bottom plate (1) is fixed with hydro-cylinder support (9), is fixed with hydro-cylinder (10) on hydro-cylinder support (9), is fixed with clamp plate (11) on the piston rod of hydro-cylinder (10), and clamp plate (11) are located the footstock (43) of a plurality of punching assemblies (4) directly over, the preceding terminal surface of step bottom plate (1) is used for placing banded leather (12) that need punch a hole, and banded leather (12) are located drift (41) of a plurality of punching assemblies (4) under.

2. The machine for punching equidistant band leather according to claim 1, characterized in that: a cone part (412) and a chip hole (413) with an opening at the lower side are formed at the lower end of the punch head (41), and a chip outlet hole (414) communicated with the chip hole (413) is formed in the outer wall of the punch head (41).

3. The machine for punching equidistant band leather according to claim 1, characterized in that: a support lug (13) is fixed on the side wall of the oil cylinder support (9), a guide rod (14) is sleeved on the support lug (13), and the lower end of the guide rod (14) is fixed on the pressing plate (11).

4. The machine for punching equidistant band leather according to claim 1, characterized in that: the belt-shaped leather (12) is placed on the nylon plate (15), and the nylon plate (15) is adhered to the front end face of the step bottom plate (1).

5. The machine for punching equidistant band leather according to claim 1, characterized in that: the width of the large-end waist-shaped hole of the waist-shaped step hole (101) is matched with the distance between two symmetrical surfaces of the hexagonal boss of the bolt (7).

The technical field is as follows:

the invention relates to the technical field of punching machines, in particular to a strip-shaped leather equidistant punching machine.

Background art:

at present, the common belt-shaped leather is punched by manual operation, one belt-shaped leather is punched, and the positions of the punched holes are determined by a ruler before punching, so that the punching method is low in efficiency, and the labor intensity of workers is high.

The invention content is as follows:

the invention aims to overcome the defects of the prior art and provides a strip leather equidistant punching machine which can punch a plurality of equidistant small holes at one time, and can change the distance between two adjacent punches by adjusting the position of a movable hinged seat, thereby effectively improving the punching efficiency.

The scheme for solving the technical problems is as follows:

a strip leather equidistant punching machine comprises a step bottom plate with a lower front part and a higher rear part, wherein a fixed hinged seat is fixed at the left end of the rear end face of the step bottom plate, two first short telescopic arms are hinged on the fixed hinged seat, a plurality of punching assemblies linearly and uniformly distributed in the left-right direction are arranged at the right sides of the two first short telescopic arms, each punching assembly comprises a vertically arranged punch, a round rod is formed at the upper end of each punch, the round rod is inserted in a core sleeve, a top table is fixed at the upper extending end of the round rod penetrating through the core sleeve, a pressure spring is arranged between the top table and the upper end face of the core sleeve and sleeved on the round rod, the core sleeve is hinged at the middle part of the two long telescopic arms which are arranged in a crossed manner, the left ends of the two long telescopic arms of the leftmost punching assembly are respectively hinged with the outer ends of the two first short telescopic arms, the left ends of the two long telescopic arms of the middle punching assembly are hinged with the right ends of the two, the right ends of two long telescopic arms of the middle punching assembly are hinged with the left ends of two long telescopic arms of the right punching assembly adjacent to the middle punching assembly, the right ends of two long telescopic arms of the rightmost punching assembly are respectively hinged with the outer ends of two second short telescopic arms, the inner ends of the two second short telescopic arms are hinged on a movable hinge seat capable of moving left and right, two bolt through holes are formed in the movable hinge seat, a waist-shaped step hole with a larger lower end and a smaller upper end is formed in the right end of the rear end face of the step bottom plate, two bolts are sleeved in the waist-shaped step hole, a screw rod section of each bolt penetrates through the end part of the waist-shaped step hole and is inserted in a corresponding bolt through hole, a nut is screwed on an extending end of each bolt, an oil cylinder support is fixed at the rear end of the step bottom plate, an oil cylinder is fixed on the oil cylinder support, and a pressing plate is fixed on a, the pressing plate is located right above the top platforms of the punching assemblies, the front end face of the step bottom plate is used for placing strip leather needing punching, and the strip leather is located right below the punches of the punching assemblies.

The lower end of the punch is formed with a cone part and a chip hole with an opening at the lower side, and the outer wall of the punch is formed with a chip outlet hole communicated with the chip hole.

A support lug is fixed on the side wall of the oil cylinder support, a guide rod is sleeved on the support lug, and the lower end of the guide rod is fixed on the pressing plate.

The strip leather is placed on the nylon plate, and the nylon plate is bonded on the front end face of the step bottom plate.

The width of the large-end waist-shaped hole of the waist-shaped stepped hole is matched with the distance between two symmetrical surfaces of the hexagonal boss of the bolt.

The invention has the following outstanding effects: compared with the prior art, it can once dash out a plurality of equidistant apertures, and can change the distance between two adjacent drifts through the position of adjusting the articulated seat of activity, has effectively improved punching efficiency.

Description of the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view of FIG. 2 taken about A-A;

FIG. 4 is a cross-sectional view of FIG. 2 taken about B-B;

fig. 5 is a cross-sectional view of fig. 2 taken about C-C.

The specific implementation mode is as follows: