WO2021017487A1

WO2021017487A1 - Mold frame bending machine

Info

Publication number: WO2021017487A1
Application number: PCT/CN2020/079827
Authority: WO
Inventors: 冯亮; 卫智
Original assignee: 南京涵曦月自动化科技有限公司
Priority date: 2019-07-28
Filing date: 2020-03-18
Publication date: 2021-02-04
Also published as: CN110328263B; CN110328263A

Abstract

Disclosed is a mold frame bending machine, comprising a bending base (1) and a plurality of adjusting mechanisms (14), wherein the front side and the rear side of the top end face of the bending base are respectively vertically provided with a supporting stand column (2); the tip end of a hydraulic cylinder (11) is rotatably provided with an I-shaped wheel (9) in a hinged manner by means of a connecting frame (10); a plurality of sliding blocks (81) are slidably clamped between two annular sliding grooves (91) formed in the inner side of the I-shaped wheel; the outer wall of each sliding block is provided with an adjustment rod (8) in a welded manner in the radial direction of the I-shaped wheel; the outer wall of each adjustment rod is slidably sheathed in a hollow sleeve (13); each adjusting mechanism is located at a position between every two adjacent hollow sleeves; a bending guide rod (5) that is distributed at the front and back is welded to the bottom end of each adjustment rod; the front end and the rear end of the bending guide rod at the far left are rotatably arranged on the right side of the top end face of the bending base by means of a hinge frame (4); the front end and the rear end of the bending guide rod at the far right are respectively provided with a hanging rod (7) in a perpendicular manner; and a rolling guide rod (6) is rotatably arranged between the side walls of the bottom ends of the two hanging rods. The mold frame bending machine facilitates the achievement of the bending operation on mold frames with various bending requirements.

Description

A mould base bending machine

Technical field

The invention relates to the related technical field of mold base bending, in particular to a mold base bending machine.

Background technique

Die base usually refers to the general set of basic parts for cold stamping dies, including upper and lower foundation plates, guide posts, guide sleeves, etc. The special upper and lower convex and concave dies, discharge plates, positioning parts, etc. corresponding to the size and shape of the stamping parts are installed on the base plate of the mold base to form a complete set of cold stamping dies; at present, in order to produce more with different bending angles To meet the production and use needs of different molds, it is necessary to bend the local position of the mold base. However, some bending equipment currently cannot meet the bending needs of the mold base with different bending arcs, and different equipment needs to be used. It is very inconvenient for the mold base to bend, so a mold base bending machine is designed here to solve the above problems.

technical problem

The purpose of the present invention is to provide a mold base bending machine to solve the above-mentioned background art problems.

Technical solutions

In order to achieve the above objective, the present invention provides the following technical solutions: a mold base bending machine, including a bending seat and a plurality of adjustment mechanisms, the top of the bending seat is vertically provided with support columns on both front and rear sides, two Between the top surfaces of the supporting columns, a hydraulic cylinder that can rotate around the middle section of the pin is provided with a hydraulic cylinder that can be rotated around the middle of the pin shaft. The tip of the hydraulic cylinder is hinged with an I-shaped wheel through a connecting frame. The side walls on both sides of the inner side are provided with annular sliding grooves, a number of sliding blocks are slidably clamped between the two annular sliding grooves, and the outer wall of each sliding block is welded and adjusted along the radial direction of the I-shaped wheel. The outer wall of each adjusting rod is slidingly sleeved with a hollow sleeve, each adjusting mechanism is located between two adjacent hollow sleeves, and each adjusting mechanism includes a first adjusting block , The second adjusting block and the tightening bolt, the bottom end of each adjusting rod is welded with a bending guide rod distributed forward and backward, and the front and rear ends of the bending guide rod on the leftmost side are rotated and set in the bending On the right side of the top surface of the bending seat, the front and rear ends of the bending guide rod on the far right side are vertically provided with suspension rods, and a rolling guide rod is arranged between the bottom end side walls of the two suspension rods.

Preferably, the four corners of the bottom end surface of the bending seat are vertically provided with supporting feet, and the sidewalls between two adjacent supporting feet are fixedly welded with reinforcing connecting rods.

Preferably, a tie rod is welded between the top ends of the left end surfaces of the two support columns and the left side of the top surface of the bending seat.

Preferably, each of the first adjusting block and each of the second adjusting blocks are directly opposed to each other up and down, and each is provided with a threaded hole, and each of the tightening bolts rotates and penetrates the first and second adjusting blocks that are facing up and down. Each of the first adjusting block and each second adjusting block is hinged with a hinge rod on both side walls of each of the first adjusting block and each second adjusting block. The hinge rod on the side is hinged with the outer walls of two adjacent hollow sleeves.

Preferably, the bottom end surface of each tightening bolt is provided with a limit block located below the second adjusting block.

Preferably, the vertical height of the leftmost bending guide rod from the top surface of the bending seat is 5-100mm, and the gap between the rightmost bending guide rod and the rolling guide rod is 5-100mm.

Preferably, the specific use steps are:

(A1). Before use, connect the hydraulic cylinder to the external hydraulic system, and then place the mold base to be bent on the top surface of the bending seat, and turn the tip of the mold base to be bent over the leftmost bending rod in turn , And finally pass through between the rightmost bending rod and the rolling guide rod;

(A2). Adjust the gap between the first adjustment block and each second adjustment block by turning the tightening bolts according to the bending arc of the mold base. If the gap between the first adjustment block and each second adjustment block is If the gap between the adjustment rods increases, the gap between the adjustment rods increases, that is, the gap between the two adjacent bending rods is adjusted to increase, and the curvature of the bending rod is increased. The gap between the two second adjusting blocks is reduced, the gap between the adjusting rods is reduced, that is, the gap between the two adjacent bending rods is adjusted to decrease, and the curvature of the bending rod is reduced. To meet the requirements of the bending radian of different mold bases to be bent, the gap between two adjacent adjusting rods is changed, so that the sliding block at the top of each adjusting rod slides along the inner cavity of the annular chute of the I-shaped wheel;

(A3), start the hydraulic cylinder, shrink the hydraulic cylinder to drive the spool to shift to the left, and then the leftmost bending rod rotates around the two front and rear hinged frames, and the rightmost bending rod matches the rolling guide rod. The bending mold base is simply lifted, which is convenient for bending the mold base to be bent with different bending requirements.

Beneficial effect

1. The present invention is a formwork bending machine. By rotating the tightening bolts, the gap between the first adjustment block and each second adjustment block is adjusted, so as to increase the curvature of the bending rod and reduce the bending rod. The curvature of the bending is contracted by the hydraulic cylinder to facilitate the bending operation of the mold base that meets the different bending requirements.

2. In the present invention, the vertical height between the leftmost bending guide rod and the top surface of the bending seat is 5-100mm, and the gap between the rightmost bending guide rod and the rolling guide rod is 5-100mm , This setting is convenient to match the bending operation of the mold base to be bent of different thickness.

3. In the present invention, a limit block is provided to prevent the tightening bolt from detaching from the threaded holes of the first adjusting block and the second adjusting block, which affects the operation.

Description of the drawings

Figure 1 is a schematic diagram of the main structure of the present invention;

Fig. 2 is an enlarged view of the structure at A in Fig. 1 of the present invention;

Figure 3 is a cross-sectional view of the side structure of the spool of the present invention.

In the figure: 1. Bending seat; 2. Supporting column; 3. Supporting foot; 4. Articulating frame; 5. Bending guide rod; 6. Rolling guide rod; 7. Boom rod; 8. Adjusting rod; 81. Sliding block; 9, I-shaped wheel; 91, annular chute; 10, connecting frame; 11, hydraulic cylinder; 12, pin shaft; 13, hollow sleeve; 14, adjusting mechanism; 141, tightening bolt; 142, section One adjustment block; 143, hinge rod; 144, second adjustment block; 145, limit block.

Embodiments of the invention

The embodiments of the present application solve the problems raised in the prior art by providing a mold base bending machine; the following will clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only It is a part of the embodiments of the present invention, not all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Please refer to Figures 1-3. This embodiment provides a formwork bending machine, which includes a bending base 1 and a number of adjustment mechanisms 14. The top end of the bending base 1 is vertically provided with support columns 2 on both front and rear sides. Between the top surfaces of the two supporting columns 2 is provided with a hydraulic cylinder 11 that can rotate around the middle position of the pin 12 through a pin 12, and the tip of the hydraulic cylinder 11 is pivoted and hinged with an spool 9 through a connecting frame 10. The inner side walls of the character wheel 9 are provided with annular sliding grooves 91, a number of sliding blocks 81 are slidably clamped between the two annular sliding grooves 91, and the outer wall of each sliding block 81 is along the diameter of the I-shaped wheel 9 An adjusting rod 8 is welded in the direction, and the outer wall of each adjusting rod 8 is slidably sleeved with a hollow sleeve 13. Each adjusting mechanism 14 is located between two adjacent hollow sleeves 13, and each adjusting mechanism 14 includes There are a first adjustment block 142, a second adjustment block 144 and a tightening bolt 141. The bottom end of each adjustment rod 8 is welded with a bending guide rod 5 distributed forward and backward, and the front and rear ends of the leftmost bending guide rod 5 are welded. It is set on the right side of the top surface of the bending seat 1 by rotating the hinge frame 4, the front and rear ends of the rightmost bending guide rod 5 are vertically provided with suspension rods 7, and the bottom ends of the two suspension rods 7 rotate between the side walls With rolling guide rod 6.

The four corners of the bottom end surface of the bending seat 1 are vertically provided with supporting feet 3, and the sidewalls between two adjacent supporting feet 3 are fixedly welded with reinforcing connecting rods. The supporting feet 3 are used to support the folding The bending seat 1, through the setting of a reinforced connecting rod, is convenient to enhance the support stability.

Tie rods are welded between the top ends of the left end surfaces of the two support columns 2 and the left side of the top surface of the bending base 1. The tie rods are provided to facilitate the stability of the two support columns 2.

Each first adjustment block 142 and each second adjustment block 144 are directly opposite to each other, and each is provided with a threaded hole. Each tightening bolt 141 rotates and penetrates the first and second adjustment blocks 142 and 144 that are directly opposite each other. A threaded hole, the side walls of each first adjusting block 142 and each second adjusting block 144 are hinged with a hinge rod 143, and each first adjusting block 142 and each second adjusting block 144 pass through the left and right sides respectively The hinge rod 143 is hinged to the outer walls of two adjacent hollow sleeves 13.

The bottom end surface of each tightening bolt 141 is provided with a stop block 145 located below the second adjustment block 144. The stop block 145 is provided to prevent the tightening bolt 141 from separating from the first adjustment block 142 and the second adjustment block 144 The threaded holes affect the operation.

The vertical height of the leftmost bending guide rod 5 from the top surface of the bending seat 1 is 5-100mm, and the gap between the rightmost bending guide rod 5 and the rolling guide rod 6 is 5-100mm, which is easy to match. Bending operation of die bases to be bent with different thicknesses.

In the embodiment of the present invention, before use, the hydraulic cylinder 11 is connected to the external hydraulic system, and then the mold base to be bent is placed on the top surface of the bending seat 1, and the tip of the mold base to be bent is sequentially passed around the leftmost The side bending guide rod 5 finally passes through between the rightmost bending guide rod 5 and the rolling guide rod 6; according to the bending radius of the mold base, the tightening bolt 141 is rotated to adjust the first adjustment block 142 and The gap between each second adjustment block 144, if the gap between the first adjustment block 142 and each second adjustment block 144 increases, the gap between the adjustment several adjustment rods 8 increases, that is, the adjustment phase The gap between the two adjacent bending guide rods 5 is increased, and the bending arc of the bending guide rod 5 is increased. If the gap between the first adjustment block 142 and each second adjustment block 144 is reduced, adjust a few The gap between the adjusting rods 8 is reduced, that is, the gap between the two adjacent bending guide rods 5 is adjusted to reduce, and the bending arc of the bending guide rod 5 is reduced to meet the bending arc of different mold bases to be bent When the gap between two adjacent adjustment rods 8 changes, the sliding block 81 at the top of each adjustment rod 8 slides along the inner cavity of the annular chute 91 of the spool 9; the hydraulic cylinder 11 is activated, and the hydraulic The cylinder 11 shrinks and drives the spool 9 to shift to the left, and then the leftmost bending guide rod 5 rotates around the two front and rear hinged frames 4, and the rightmost bending guide rod 5 matches the rolling guide rod 6 and will be bent The tip of the mold base is raised to facilitate bending of the mold base to be bent with different bending requirements.

Among them, the model of the hydraulic cylinder 11 is TF-1066, which can also be set freely according to usage requirements.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "vertical", "upper", "lower", "horizontal" and the like are based on the directions or positional relationships shown in the drawings, and are only for It is convenient to describe and simplify the description of the present invention, rather than indicating or implying that the pointed device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention. In addition, "first", "second", "third", and "fourth" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance.

In the description of the present invention, it should also be noted that the terms "set", "installation", "connected", and "connected" should be interpreted broadly unless otherwise clearly defined and restricted. For example, it can be a fixed connection or a fixed connection. It can be a detachable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, or a connection through an intermediate medium, or a communication between two components. For those of ordinary skill in the art, the specific meaning of the above-mentioned terms in the present invention can be understood according to specific circumstances.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. And variations, the scope of the present invention is defined by the appended claims and their equivalents.

Claims

A formwork bending machine, comprising a bending seat (1) and a plurality of adjustment mechanisms (14), characterized in that: the top end of the bending seat (1) is vertically provided with supporting columns (2) on both front and rear sides. ), between the top surfaces of the two supporting columns (2), a hydraulic cylinder (11) that can rotate around the middle position of the pin (12) is provided with a hydraulic cylinder (11) that can rotate around the middle section of the pin (12). The tip of the) is pivoted and hinged with an I-shaped wheel (9) through the connecting frame (10). The inner side walls of the I-shaped wheel (9) are provided with annular slide grooves (91), and the two annular slide grooves A number of sliding blocks (81) are slidably clamped between (91), and the outer wall of each sliding block (81) is welded with an adjusting rod (8) along the radial direction of the spool (9), each The outer wall of the adjusting rod (8) is slidingly sleeved with a hollow sleeve (13), and each adjusting mechanism (14) is located between two adjacent hollow sleeves (13). The mechanisms (14) all include a first adjustment block (142), a second adjustment block (144) and a tightening bolt (141), and the bottom end of each adjustment rod (8) is welded with front and rear bending Guide rod (5), the front and rear ends of the bending guide rod (5) on the leftmost side are arranged on the right side of the top surface of the bending seat (1) through the hinge bracket (4), and the rightmost bending The front and rear ends of the guide rod (5) are vertically provided with suspension rods (7), and a rolling guide rod (6) is arranged between the bottom end side walls of the two suspension rods (7).
The mold base bending machine according to claim 1, characterized in that: the four corners of the bottom end surface of the bending seat (1) are vertically provided with supporting feet (3), and two adjacent Reinforced connecting rods are fixedly welded on the side walls between the supporting feet (3).
The mold base bending machine according to claim 1, characterized in that: a tie rod is welded between the top of the left end surface of the two supporting columns (2) and the left side of the top surface of the bending seat (1) .
The mold base bending machine according to claim 1, characterized in that: each of the first adjusting block (142) and each of the second adjusting blocks (144) are facing up and down, and both have threaded holes. , Each of the tightening bolts (141) rotates and penetrates the threaded holes of the first adjustment block (142) and the second adjustment block (144) that are directly opposite to each other, each of the first adjustment block (142) and each Both side walls of the second adjusting block (144) are hinged with hinge rods (143), and each of the first adjusting block (142) and each second adjusting block (144) respectively pass through the hinge rods on the left and right sides. (143) is hinged with the outer walls of two adjacent hollow sleeves (13).
The mold base bending machine according to claim 1, characterized in that: the bottom end surface of each tightening bolt (141) is provided with a limit block (145) located below the second adjusting block (144). ).
The mold base bending machine according to claim 1, characterized in that the vertical height of the leftmost bending guide rod (5) from the top surface of the bending seat (1) is 5-100mm, and the maximum The gap between the bending guide rod (5) and the rolling guide rod (6) on the right is 5-100mm.
According to a formwork bending machine according to claim 1, the specific use steps are:

(A1). Before use, connect the hydraulic cylinder (11) with the external hydraulic system, then place the mold base to be bent on the top surface of the bending seat (1), and pass the tip of the mold base to be bent in turn The leftmost bending rod (5) finally passes through between the rightmost bending rod (5) and the rolling guide rod (6);

(A2). Adjust the gap between the first adjustment block (142) and each second adjustment block (144) by turning the tightening bolt (141) according to the bending arc of the mold base. If the first adjustment block If the gap between (142) and each second adjustment block (144) is increased, the gap between the adjustment rods (8) will increase, that is, the gap between two adjacent bending rods (5) will be adjusted. The gap increases, and the bending arc of the bending rod (5) is increased. If the gap between the first adjustment block (142) and each second adjustment block (144) is reduced, then adjust several adjustment rods (8). ) Is reduced, that is, the gap between two adjacent bending rods (5) is adjusted to decrease, and the bending arc of the bending rod (5) is reduced to meet the bending arc of different mold bases to be bent As required, while the gap between two adjacent adjusting rods (8) is changed, the sliding block (81) at the top of each adjusting rod (8) is along the inner cavity of the annular slide (91) of the spool (9) slide;

(A3), start the hydraulic cylinder (11), the hydraulic cylinder 11 is contracted to drive the spool (9) to shift to the left, and then the leftmost bending rod (5) rotates around the front and rear articulated frames (4), The rightmost bending rod (5) matches the rolling guide rod (6) to simply lift the mold base to be bent, which is convenient for bending the mold base to be bent with different bending requirements.