CN218140030U

CN218140030U - Double-slider press with unbalance loading prevention function

Info

Publication number: CN218140030U
Application number: CN202222371099.9U
Authority: CN
Inventors: 张天伟; 陈勇良; 蔡镇蔚; 杨波
Original assignee: Zhejiang Jinaolan Machine Tool Co ltd
Current assignee: Zhejiang Jinaolan Machine Tool Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-27
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses a double-slider press with prevent unbalance loading function, including base and drive division, be provided with on the base and be used for supporting the side bearer of drive division, be provided with the bent axle in the drive division, bent axle one end is installed the action wheel and is realized power transmission, and another pot head is equipped with the blanking connecting rod, blanking connecting rod bottom is connected with the blanking briquetting, the blanking briquetting pushes down breaks away from the work piece. The utility model provides a double slide press with prevent unbalance loading function can guarantee the precision of pushing down, has promoted the qualification rate of product again to production efficiency has been improved.

Description

Double-slider press with unbalance loading prevention function

Technical Field

The utility model relates to a double slide press with prevent unbalance loading function.

Background

The press machine is a universal press machine with an exquisite structure, has the characteristics of wide application, high production efficiency and the like, and can be widely applied to processes of cutting, punching, blanking, bending, riveting, forming and the like. The metal is processed into parts by applying a strong pressure to the metal blank to cause plastic deformation and fracture of the metal.

The crank press is the most common cold stamping equipment, is used as a working platform of a cold stamping sliding block tool, and has the advantages of simple structure and convenient use. According to different structural forms of the machine body, the crank press can be divided into an open crank press or a closed crank press; according to the difference of the number of the driving connecting rods, the single-point press or the multi-point press can be divided; the press can be divided into a single press or a double press depending on whether the number of the ram is one or two.

At present, a double-point press machine has the problem that due to the fact that a multi-station die has an unbalance loading condition more or less, the unbalance loading can cause the single side of equipment to be stressed too much, the parallelism between a sliding block and a workbench becomes poor, the guide path clearance is uneven, and the guide path working condition and lubrication become poor, so that the service life of the equipment and the quality of a stamping product are influenced. In many cases, the equipment is unbalanced in load, which is caused by the first step of blanking.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to not enough among the prior art, provide a double slide press with prevent unbalance loading function, can guarantee the precision of pushing down, promoted the qualification rate of product again to production efficiency has been improved.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a double-slider press with prevent unbalance loading function, includes base and drive division, be provided with on the base and be used for supporting the side bearer of drive division, be provided with the bent axle in the drive division, bent axle one end is installed the action wheel and is realized power transmission, and another pot head is equipped with the blanking connecting rod, blanking connecting rod bottom is connected with the blanking briquetting, the blanking briquetting pushes down breaks away from the work piece.

In the above technical solution, preferably, the crankshaft is provided with two connecting rod journals at intervals, the connecting rod journals are provided with two sets of connecting rod assemblies, the bottom ends of the connecting rod assemblies are connected with and mounted with sliding blocks, and the sliding blocks process workpieces; the connecting rod assembly is provided with connecting rod covers which are respectively installed on the corresponding connecting rod shaft necks, the connecting rod covers are connected with connecting rods, worm gear boxes are arranged at the bottom ends of the connecting rods, the worm gear boxes and the connecting rods are connected and installed through saw teeth, and the worm gear boxes are installed on the sliding blocks.

In the above technical solution, preferably, one end of the crankshaft is provided with a blanking journal, and the blanking journal is provided with the blanking connecting rod; the sizes, the shapes and the angles of the two connecting rod shaft necks are consistent, and the blanking shaft neck and the connecting rod shaft necks are provided with an angle difference.

In the above technical solution, preferably, a worm is disposed on a side of the worm gear case, and the worm is used for rotating the worm gear case to drive the internal worm gear to rotate, so as to adjust the length of the connecting rod assembly.

In the above technical solution, preferably, the side frame is provided with an opening, a lower portion of the opening communicates with the base, an auxiliary guide rail is provided on a side wall of the opening, and the blanking pressing block moves up and down along the auxiliary guide rail.

In the above technical solution, preferably, the auxiliary guide rail is provided on an outer side wall of the side frame, and the blanking press block moves up and down along the auxiliary guide rail.

In the above technical solution, preferably, the side frames are provided with slide rails on opposite side walls, the slider is provided with moving seats on both sides, and the moving seats are movably arranged on the slide rails.

In the above technical scheme, preferably, the end of the crankshaft is provided with a connecting section, the connecting section is provided with two key grooves, the connecting section is connected with the driving wheel through a key, and the driving wheel is connected with a power source.

Preferably, the power source is an electric motor, the output end of the electric motor is provided with a driving gear, the driving gear is in the shape of a gear, and the driving gear are meshed and connected through a gear or a rack belt.

Preferably, the power source is an electric motor, the output end of the electric motor is provided with a driving chain wheel or a driving belt wheel, and the driving wheel is in transmission connection with the power source through a chain transmission or belt transmission mode.

The utility model provides a double-slider press with an anti-unbalance loading function, which is provided with two sets of connecting rod assemblies, wherein the connecting rod assemblies have an adjusting function and can adjust the length, thereby ensuring the level of the bottom of a slider; the blanking connecting rod is arranged, the blanking connecting rod is driven to press down by the rotation of the crankshaft, and the workpiece is pressed down after the connecting rod assembly finishes working, so that the condition of unbalance loading caused by blanking can be avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be discussed below, it is obvious that the technical solutions described in conjunction with the drawings are only some embodiments of the present invention, and for those skilled in the art, other embodiments and drawings can be obtained according to the embodiments shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a schematic structural diagram of the connecting rod assembly of the present invention.

Fig. 4 is a schematic structural diagram of the crankshaft of the present invention.

Fig. 5 is a schematic side structure diagram of the present invention.

In the figure: the blanking mechanism comprises a base 1, a side frame 2, a rail 21, a driving part 3, a crankshaft 31, a connecting rod journal 311, a connecting section 312, a driving wheel 32, a blanking journal 33, a slide block 4, a moving seat 41, a connecting rod assembly 5, a connecting rod cover 51, a connecting rod 52, a saw tooth 53, a worm gear box 54, a blanking connecting rod 6 and a blanking pressing block 61.

Detailed Description

The technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments described in the present disclosure, all other embodiments obtained by a person skilled in the art without creative efforts are within the scope of the present disclosure.

As shown in fig. 1 to 5, the present embodiment discloses a double-slider press with an unbalanced loading prevention function, which includes a base 1 and a driving portion 3, wherein a side frame 2 for supporting the driving portion 3 is disposed on the base 1, a crankshaft 31 is disposed in the driving portion 3, one end of the crankshaft 31 is mounted with a driving wheel 32 to realize power transmission, and the other end thereof is sleeved with a blanking connecting rod 6, a blanking pressing block 61 is connected to the bottom end of the blanking connecting rod 6, and the blanking pressing block 61 presses down to separate a workpiece.

Two connecting rod shaft necks 311 are arranged on the crankshaft 31 at intervals, two sets of connecting rod assemblies 5 are arranged on the connecting rod shaft necks 311, the bottom ends of the connecting rod assemblies 5 are connected and provided with sliding blocks 4, and the sliding blocks 4 are used for processing workpieces; the connecting rod assembly 5 is provided with connecting rod caps 51 respectively mounted on the corresponding connecting rod journals 311, the connecting rod caps 51 are connected with connecting rods 52, worm gear boxes 54 are arranged at the bottom ends of the connecting rods 52, the worm gear boxes 54 and the connecting rods 52 are connected and mounted through saw teeth 53, and the worm gear boxes 54 are mounted on the sliders 4.

A blanking journal 33 is arranged at one end of the crankshaft 31, and the blanking connecting rod 6 is arranged on the blanking journal 33; the sizes, the shapes and the angles of the two connecting rod shaft journals 311 are consistent, and the blanking shaft journal 33 and the connecting rod shaft journal 311 are provided with an angle difference. By the arrangement, time difference exists between the blanking connecting rod 6 and the connecting rod assembly 5 in the pressing-down process, so that the workpiece pressed by the sliding block 4 can be ensured to be smoothly pressed and separated by the blanking pressing block 61. The blanking operation is still driven by the crankshaft, and the driving wheel are respectively positioned at two ends of the crankshaft 31, so that balance can be kept.

The worm gear box 54 is provided with a worm on the side, and the worm is used for rotating the worm gear box 54 to drive the inner worm gear to rotate, so that the length of the connecting rod assembly 5 is adjusted.

The side frame 2 is provided with an opening, the lower portion of the opening is communicated to the base 1, an auxiliary guide rail is arranged on the side wall of the opening, and the blanking pressing block 61 moves up and down along the auxiliary guide rail.

The outer side wall of the side frame 2 is provided with the auxiliary guide rail, and the blanking pressing block 61 moves up and down along the auxiliary guide rail.

The side frames 2 are provided with slide rails 21 on opposite side walls, the two sides of the slide block 4 are provided with moving seats 41, and the moving seats 41 are movably arranged on the slide rails 21.

The end of the crankshaft 31 is provided with a connecting section 312, the connecting section 312 is provided with two key slots, the connecting section 312 is connected with the driving wheel 32 through a key, and the driving wheel 32 is connected with a power source.

The power source is an electric motor, the output end of the electric motor is provided with a driving gear, the driving wheel 32 is in a gear shape, and the driving wheel and the driving gear are meshed and connected through a gear or a rack belt.

The power source is an electric motor, the output end of the electric motor is provided with a driving chain wheel or a driving belt wheel, and the driving wheel 32 is in transmission connection with the power source in a chain transmission or belt transmission mode.

In addition, can be provided with a plurality of range finding sensor on slider 4 at this device, range finding sensor is used for detecting its distance apart from below base 1 to judge whether the slider is in the horizontality. If it is detected that the state is not horizontal, adjustment is required. The adjustment is performed by respective worm gears. Or other ways can be adopted to detect whether the sliding block is in a horizontal state

The power source is an electric motor, the output end of the electric motor is provided with a driving gear, the driving wheel 32 is in a gear shape, and the driving gear and the driving wheel are in meshed connection through a gear or a rack belt.

Or, the power source is an electric motor, the output end of the electric motor is provided with a driving chain wheel or a driving belt wheel, and the driving wheel 32 is in transmission connection with the power source through chain transmission or belt transmission.

When the device works: the driving wheel drives the crankshaft to rotate, and the connecting rod journal 311 on the crankshaft drives the two connecting rod assemblies 5 to synchronously move. The connecting rod assembly 5 drives the sliding block 4 to process the workpiece. After the slider is machined, the blanking connecting rod presses the workpiece downwards under the action of the crankshaft, so that the workpiece is separated from the slider 4.

The device ensures that the working states of the two connecting rods are always kept by the worm and gear assembly through the double-crank mechanism, keeps the horizontal state of the sliding block 4, and can furthest reduce the influence caused by the machining precision and the assembly process of the crankshaft.

The blanking connecting rod is arranged on the device, the blanking connecting rod is driven to be pressed down by utilizing the rotation of the crankshaft, and the workpiece is pressed down after the connecting rod assembly finishes the work, so that the condition of unbalance loading caused by blanking can be avoided.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive. The scope of the invention is indicated by the appended claims, rather than the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a double slide press with prevent unbalance loading function which characterized in that: including base (1) and drive division (3), be provided with on base (1) and be used for supporting side bearer (2) of drive division (3), be provided with bent axle (31) in drive division (3), action wheel (32) are installed to bent axle (31) one end and are realized power transmission, and another pot head is equipped with blanking connecting rod (6), blanking connecting rod (6) bottom is connected with blanking briquetting (61), blanking briquetting (61) pushes down breaks away from the work piece.

2. The double-slide press with the unbalance loading prevention function according to claim 1, wherein: two connecting rod shaft necks (311) are arranged on the crankshaft (31) at intervals, two sets of connecting rod assemblies (5) are arranged on the connecting rod shaft necks (311), the bottom ends of the connecting rod assemblies (5) are connected and installed with sliding blocks (4), and the sliding blocks (4) are used for machining workpieces; the connecting rod assembly (5) is provided with connecting rod covers (51) which are respectively installed on corresponding connecting rod shaft necks (311), the connecting rod covers (51) are connected with connecting rods (52), worm gear boxes (54) are arranged at the bottom ends of the connecting rods (52), the worm gear boxes (54) are connected and installed with the connecting rods (52) through saw teeth (53), and the worm gear boxes (54) are installed on the sliding blocks (4).

3. The double-slide press with the eccentric load prevention function according to claim 2, characterized in that: a blanking journal (33) is arranged at one end of the crankshaft (31), and the blanking connecting rod (6) is arranged on the blanking journal (33); the sizes, the shapes and the angles of the two connecting rod shaft journals (311) are consistent, and the blanking shaft journal (33) and the connecting rod shaft journal (311) are provided with an angle difference.

4. The double-slide press with the unbalance loading prevention function according to claim 3, wherein: the worm gear box (54) is provided with a worm on the side, and the worm is used for rotating the worm gear box (54) to drive the internal worm gear to rotate, so that the length of the connecting rod assembly (5) is adjusted.

5. The double-slide press with the unbalance loading prevention function according to claim 3, wherein: the side frame (2) is provided with an opening, the lower portion of the opening is communicated to the base (1), an auxiliary guide rail is arranged on the side wall of the opening, and the blanking pressing block (61) moves up and down along the auxiliary guide rail.

6. The double-slide press with the unbalance loading prevention function according to claim 5, wherein: the outer side wall of the side frame (2) is provided with the auxiliary guide rail, and the blanking pressing block (61) moves up and down along the auxiliary guide rail.

7. The double-slide press with the unbalance loading prevention function according to claim 3, wherein: the side frame (2) is provided with slide rail (21) on the lateral wall in opposite directions, slider (4) both sides are provided with and remove seat (41), remove seat (41) activity set up in on slide rail (21).

8. The double-slide press with the unbalance loading prevention function according to claim 1, wherein: the tip of bent axle (31) is provided with linkage segment (312), be provided with two keyways on linkage segment (312), linkage segment (312) have through the key-type connection action wheel (32), action wheel (32) are connected the power supply.

9. The double-ram press with the function of preventing unbalance loading according to claim 8, wherein: the power source is an electric motor, the output end of the electric motor is provided with a driving gear, the driving wheel (32) is in a gear shape, and the driving wheel and the driving gear are meshed and connected through a gear or a rack belt.

10. The double-ram press with the function of preventing unbalance loading according to claim 8, wherein: the power source is an electric motor, the output end of the electric motor is provided with a driving chain wheel or a driving belt wheel, and the driving wheel (32) is in transmission connection with the power source in a chain transmission or belt transmission mode.