Stationary fixture for metal processing punch press

Abstract

The utility model discloses a fixing clamp for a metal processing punching machine. The fixing clamp comprises a punching machine main body, the clamping assemblies are arranged on the two sides of the punching machine body; the clamping assembly comprises a fixing frame, an electric push rod, a sliding shell, a motor, a rotating rod, a gear, a sliding block, a rack and a pressing plate, the bottom end of the fixing frame is fixedly connected with the side face of the punching machine body, one end of the electric push rod is fixedly connected with one side of the top end of the fixing frame, and the side face of the sliding shell is fixedly connected with the end, away from the fixing frame, of the electric push rod. The motor is fixedly installed on the front face of the sliding shell, one end of the rotating rod is rotationally connected with the interior of the sliding shell, and the other end of the rotating rod is fixedly connected with the output end of the motor. According to the scheme, the punching machine body and the clamping assembly are arranged, through the structure, a workpiece is fixed in the horizontal direction and the vertical direction during clamping, it is guaranteed that the workpiece cannot deviate in any direction in the machining process, and the effect of improving the machining precision is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fixture, more specifically, the utility model relates to a metal processing punch press fixing clamp. BACKGROUND

[0002] Punch press, it is a punch type press, in the national production, the stamping process has the advantages such as material and energy saving, high efficiency, low skill requirement to operator and the product that can be made by various die applications that mechanical processing cannot reach compared to traditional mechanical processing, so its use is more and more extensive, and the stamping production is mainly for sheet material. However, in the process of machining, the material needs to be limited, but most of the existing limiting clamps can only limit the single size of the material, and when facing materials of different sizes, the limiting clamp needs to be replaced, thereby reducing the processing efficiency.

[0003] In order to solve the above problems, the patent document publication number CN216096046U punch limiting clamp, including the workbench, the top outer wall of the workbench is fixedly connected with the fixed plate, the outer wall of the fixed plate is fixedly connected with the motor on one side, the output shaft of the motor is fixedly connected with the gear on one end, by setting the connecting strip, the motor drives the gear to rotate, the gear drives the two clamping blocks to move in opposite directions through the connecting strip, thereby limiting and fixing the material, when facing materials of different sizes, the limiting clamp does not need to be replaced, greatly improving the processing efficiency, simple operation, good fixing effect, convenient to popularize.

[0004] However, when actually used, it still has some shortcomings, such as: the clamp only clamps the workpiece in two horizontal directions when the punch press works, lacks vertical fixation, which may cause the workpiece to shift vertically during machining due to vibration, thereby affecting the machining accuracy.

[0005] Therefore, a metal processing punch press fixing clamp is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0006] In order to overcome the above-mentioned defects of the prior art, the embodiments of the utility model provide a metal processing punch press fixing clamp to solve the problem that the existing clamp only clamps the workpiece in two horizontal directions when the punch press works, lacks vertical fixation, which may cause the workpiece to shift vertically during machining due to vibration, thereby affecting the machining accuracy.

[0007] To solve the above technical problems, the utility model provides the following technical scheme: a metal processing punch press fixing clamp, comprising

[0008] Punch press main body;

[0009] Clamping assembly, clamping assembly is arranged in both sides of punch body;

[0010] The clamping assembly comprises a fixed frame, an electric push rod, a sliding shell, a motor, a rotating rod, a gear, a sliding block, a rack and a pressing plate, the bottom end of the fixed frame is fixedly connected with the side surface of the punch body, one end of the electric push rod is fixedly connected with one side of the top end of the fixed frame, the side surface of the sliding shell is fixedly connected with the end of the electric push rod away from the fixed frame, the motor is fixedly installed on the front surface of the sliding shell, one end of the rotating rod is rotatably connected with the inside of the sliding shell, the other end of the rotating rod is fixedly connected with the output end of the motor, the gear is fixedly installed on the outer surface of the rotating rod, the sliding block is slidably connected with the inside of the sliding shell, the rack is fixedly installed on the side of the sliding block close to the sliding shell, the rack is engaged with the gear, and the pressing plate is fixedly installed on the side of the sliding block away from the sliding shell.

[0011] The blanking assembly is arranged on the back of the punch body.

[0012] The blanking assembly comprises a hollow cylinder, a rough rod, a pulley, a thin rod, a push block, a spring, a hydraulic rod and an inclined block, the outer surface of the hollow cylinder is fixedly connected with the back of the punch body, the rough rod is slidably installed in the inside of the hollow cylinder, the pulley is fixedly installed on one end of the rough rod, one end of the thin rod is fixedly connected with the end of the rough rod away from the pulley, the push block is fixedly installed on the end of the thin rod away from the rough rod, one end of the spring is fixedly connected with the end of the rough rod close to the thin rod, the other end of the spring is fixedly connected with the inner surface of one end of the hollow cylinder, the hydraulic rod is fixedly installed on the back of the punch body, the bottom of the inclined block is fixedly connected with the top end of the hydraulic rod, and the inclined surface of the inclined block is slidably connected with the pulley.

[0013] The rolling belt is installed in front of the punch body.

[0014] The beneficial effects of the above technical scheme of the utility model are as follows:

[0015] In the above scheme, the punch body and the clamping assembly are arranged, the workpiece is placed on the punch body, the electric push rod is started, the electric push rod drives the sliding shell to clamp the two sides of the workpiece, the motor is started, the motor drives the rotating rod to rotate in the inside of the sliding shell, the rotating rod drives the gear to rotate, the gear is engaged with the rack, and the gear rotates to drive the sliding block to slide in the sliding shell, so that the pressing plate tightly presses the top of the workpiece, through the above structure, the workpiece is fixed not only in the horizontal direction but also in the vertical direction during clamping, so that the workpiece does not deviate in any direction during the machining process, and the machining precision is improved.

[0016] The workpiece is fixed by the clamping assembly after the workpiece processing is finished, the hydraulic rod is started at this time, the inclined block is driven by the hydraulic rod to move upwards, the pulley slides on the inclined surface of the inclined block and makes the thick rod slide to the inside of the hollow cylinder, the thin rod is driven to slide, the push block pushes the workpiece to the rolling belt, the spring is in the contraction state at this time, the workpiece is pushed out, the hydraulic rod is controlled to drive the inclined block to descend, the thick rod, the thin rod and the push block return to the initial position under the spring rebound force, the next round of processing can be carried out at this time, the workpiece is quickly unloaded after the workpiece is processed through the above structure, the unloading time is saved, and the processing efficiency is significantly improved during continuous processing. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the utility model;

[0018] Figure 2 It is a clamping assembly structure schematic view of the utility model;

[0019] Figure 3 It is a rotating rod, gear, sliding block and rack structure schematic view of the utility model;

[0020] Figure 4 It is a unloading assembly structure schematic view of the utility model.

[0021] [REFERENCE SIGNS]

[0022] 1, punch main body;

[0023] 2, clamping assembly; 21, fixed frame; 22, electric push rod; 23, sliding shell; 24, motor; 25, rotating rod; 26, gear; 27, sliding block; 28, rack; 29, pressing plate;

[0024] 3, unloading assembly; 31, hollow cylinder; 32, thick rod; 33, pulley; 34, thin rod; 35, push block; 36, spring; 37, hydraulic rod; 38, inclined block;

[0025] 4, rolling belt. DETAILED DESCRIPTION

[0026] In order to make the technical problems, technical schemes and advantages to be solved by the utility model more clear, specific embodiments will be described in detail below with reference to the drawings.

[0027] As shown in the accompanying drawings Figure 1 to the accompanying drawings Figure 4 The embodiment of the utility model provides a metal processing punch fixed clamp, which comprises

[0028] Punch main body 1;

[0029] Clamping assembly 2, clamping assembly 2 is arranged at both sides of punch main body 1;

[0030] The clamping assembly 2 comprises a fixed frame 21, an electric push rod 22, a sliding shell 23, a motor 24, a rotating rod 25, a gear 26, a sliding block 27, a rack 28, and a pressing plate 29. The bottom end of the fixed frame 21 is fixedly connected with the side surface of the punch main body 1. One end of the electric push rod 22 is fixedly connected with one side of the top end of the fixed frame 21. The side surface of the sliding shell 23 is fixedly connected with the end of the electric push rod 22 away from the fixed frame 21. The motor 24 is fixedly installed on the front surface of the sliding shell 23. One end of the rotating rod 25 is rotatably connected with the inside of the sliding shell 23. The other end of the rotating rod 25 is fixedly connected with the output end of the motor 24. The gear 26 is fixedly installed on the outer surface of the rotating rod 25. The sliding block 27 is slidably connected with the inside of the sliding shell 23. The rack 28 is fixedly installed on the side of the sliding block 27 close to the sliding shell 23. The rack 28 is engaged with the gear 26. The pressing plate 29 is fixedly installed on the side of the sliding block 27 away from the sliding shell 23.

[0031] The blanking assembly 3 is further included, which is arranged on the back surface of the punch main body 1.

[0032] The blanking assembly 3 comprises a hollow cylinder 31, a thick rod 32, a pulley 33, a thin rod 34, a push block 35, a spring 36, a hydraulic rod 37, and an inclined block 38. The outer surface of the hollow cylinder 31 is fixedly connected with the back of the punch main body 1. The thick rod 32 is slidably installed in the inside of the hollow cylinder 31. The pulley 33 is fixedly installed on one end of the thick rod 32. One end of the thin rod 34 is fixedly connected with the end of the thick rod 32 away from the pulley 33. The push block 35 is fixedly installed on the end of the thin rod 34 away from the thick rod 32. One end of the spring 36 is fixedly connected with the end of the thick rod 32 close to the thin rod 34. The other end of the spring 36 is fixedly connected with the inner surface of one end of the hollow cylinder 31. The hydraulic rod 37 is fixedly installed on the back surface of the punch main body 1. The bottom of the inclined block 38 is fixedly connected with the top end of the hydraulic rod 37. The inclined surface of the inclined block 38 is slidably connected with the pulley 33.

[0033] The rolling belt 4 is further included, which is installed in front of the punch main body 1.

[0034] The clamping assembly 2 comprises a fixed frame 21, an electric push rod 22, a sliding shell 23, a motor 24, a rotating rod 25, a gear 26, a sliding block 27, a rack 28, and a pressing plate 29. The bottom end of the fixed frame 21 is fixedly connected with the side surface of the punch main body 1. One end of the electric push rod 22 is fixedly connected with one side of the top end of the fixed frame 21. The side surface of the sliding shell 23 is fixedly connected with the end of the electric push rod 22 away from the fixed frame 21. The motor 24 is fixedly installed on the front surface of the sliding shell 23. One end of the rotating rod 25 is rotatably connected with the inside of the sliding shell 23. The other end of the rotating rod 25 is fixedly connected with the output end of the motor 24. The gear 26 is fixedly installed on the outer surface of the rotating rod 25. The sliding block 27 is slidably connected with the inside of the sliding shell 23. The rack 28 is fixedly installed on the side of the sliding block 27 close to the sliding shell 23. The rack 28 is engaged with the gear 26. The pressing plate 29 is fixedly installed on the side of the sliding block 27 away from the sliding shell 23.

[0035] The working process of the utility model is as follows: after the workpiece is placed on the punch main body 1, the electric push rod 22 is started, the electric push rod 22 drives the sliding shell 23 to clamp the two sides of the workpiece, then the motor 24 is started, the motor 24 drives the rotating rod 25 to rotate inside the sliding shell 23, the rotating rod 25 drives the gear 26 to rotate, since the gear 26 meshes with the rack 28, the gear 26 rotates and drives the sliding block 27 to slide in the sliding shell 23 through the rack 28, so that the pressing plate 29 compresses the top of the workpiece;

[0036] After the workpiece processing is finished, the workpiece is fixed by the clamping assembly 2, at this time the hydraulic rod 37 is started, the hydraulic rod 37 drives the inclined block 38 to move upwards, at this time the pulley 33 slides on the inclined surface of the inclined block 38 and makes the thick rod 32 slide to the inside of the hollow cylinder 31, then drives the thin rod 34 to slide, so that the push block 35 pushes the workpiece to the rolling belt 4, at this time the spring 36 is in the contraction state, after the workpiece is pushed out, the hydraulic rod 37 is controlled again to drive the inclined block 38 to descend, under the spring 36 elastic force, the thick rod 32, the thin rod 34 and the push block 35 return to the initial position, at this time the next round of processing can be carried out.

[0037] Finally, several points should be explained: first, in the description of the application, it should be pointed out that, unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0038] Secondly: the utility model discloses the embodiment in the drawing, only relates to the structure involved in the embodiment of the disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0039] Finally: the above only for the preferred embodiment of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A metal working press tooling fixture characterized by, Comprising punch body (1); clamping assembly (2), the clamping assembly (2) is arranged on both sides of punch body (1); The clamping assembly (2) includes a fixed frame (21), an electric push rod (22), a sliding shell (23), a motor (24), a rotating rod (25), a gear (26), a sliding block (27), a rack (28), a pressing plate (29), the bottom end of the fixed frame (21) is fixedly connected with the side surface of punch body (1), one end of the electric push rod (22) is fixedly connected with one side of the top end of the fixed frame (21), the side surface of the sliding shell (23) is fixedly connected with the end of the electric push rod (22) away from the fixed frame (21), the motor (24) is fixedly installed on the front surface of the sliding shell (23), one end of the rotating rod (25) is rotatably connected with the inside of the sliding shell (23), the other end of the rotating rod (25) is fixedly connected with the output end of the motor (24), the gear (26) is fixedly installed on the outer surface of the rotating rod (25), the sliding block (27) is slidably connected with the inside of the sliding shell (23), the rack (28) is fixedly installed on the side of the sliding block (27) close to the sliding shell (23), the rack (28) is engaged with the gear (26), and the pressing plate (29) is fixedly installed on the side of the sliding block (27) away from the sliding shell (23).

2. The metal working press tool holder of claim 1, wherein, It also includes a blanking assembly (3), which is arranged on the back of the punch body (1).

3. The metal working press tool holder of claim 2, wherein, The blanking assembly (3) includes a hollow cylinder (31), a thick rod (32), a pulley (33), a thin rod (34), a push block (35), a spring (36), a hydraulic rod (37), and an inclined block (38), the outer surface of the hollow cylinder (31) is fixedly connected with the back of the punch body (1), the thick rod (32) is slidably installed in the inside of the hollow cylinder (31), the pulley (33) is fixedly installed on one end of the thick rod (32), one end of the thin rod (34) is fixedly connected with the end of the thick rod (32) away from the pulley (33), the push block (35) is fixedly installed on the end of the thin rod (34) away from the thick rod (32), one end of the spring (36) is fixedly connected with the end of the thick rod (32) close to the thin rod (34), the other end of the spring (36) is fixedly connected with the inner surface of one end of the hollow cylinder (31), the hydraulic rod (37) is fixedly installed on the back of the punch body (1), the bottom of the inclined block (38) is fixedly connected with the top end of the hydraulic rod (37), and the inclined surface of the inclined block (38) is slidably connected with the pulley (33).

4. The metal working press tool holder of claim 1, wherein, It also includes a rolling belt (4) installed in front of the punch body (1).

Images