Punching machine with punch convenient to replace

Abstract

The utility model provides a punching machine with a punch convenient to replace, relates to the technical field of machining equipment, and aims to solve the problems that an existing punching device can only be provided with one punch rod each time, so that when the punch rod is replaced, the original punch rod needs to be detached firstly, then the punch rod is replaced and installed, the operation process is very troublesome, and the work efficiency is high. The punching device comprises an installation mechanism. The mounting mechanism comprises a frame body and a connecting plate, and a hydraulic press is arranged at the top of the frame body; the connecting plate is located at the upper end of the inner side of the frame body and fixedly connected with a piston rod at the bottom of the hydraulic press. When the punch rod needs to be replaced, the limiting plates are pulled to the two sides, the inserting rods are separated from the inserting holes, the rotating piece can be rotated, and therefore the punch rod at the lower end position can be converted, through the arrangement, the punch rod can be replaced conveniently, it is not needed to spend time on disassembling the punch rod, and the time used for replacing the punch rod is shortened.

Description

Technical Field

[0001] The utility model belongs to the technical field of processing equipment, and more specifically, relates to a punching machine with a convenient punch replacement. Background Art

[0002] A punch refers to a metal part on a stamping die in a mechanical tool. It is installed on the stamping die to perform continuous blanking, stamping, and breaking operations to separate or plastically deform the processed material, thereby obtaining the required finished product or semi-finished product. In the production process of coal mine fully-mechanized hydraulic support control valves, punching with the help of a punch is an important processing step.

[0003] Based on the existing technology, it is found that the existing punching device has some shortcomings. First, the punching device can only install one punch rod at a time. Therefore, when replacing the punch rod, the original punch rod needs to be removed first and then replaced and installed. This operation process is very troublesome, making the punching device not practical enough; secondly, the punching device may tilt or bend after long-term use. If it cannot be detected in time, it will affect the processing accuracy of the workpiece. Utility Model Content

[0004] In response to the above-mentioned technical problems, the utility model relates to a punching machine that is convenient for replacing punches, so as to solve some shortcomings of the existing punching device. First, the punching device can only install one punch rod at a time. Therefore, when replacing the punch rod, it is necessary to first remove the original punch rod and then replace and install it. This operation process is very troublesome, making the punching device not practical enough; secondly, the punching device may tilt or bend after long-term use. If it cannot be detected in time, it will affect the processing accuracy of the workpiece.

[0005] In a first aspect, the present disclosure provides a punching machine that facilitates the replacement of punches, which is achieved by the following specific technical means:

[0006] A punching machine with convenient punch replacement, comprising:

[0007] Mounting mechanism; the mounting mechanism includes a frame and a connecting plate, and a hydraulic press is provided on the top of the frame; the connecting plate is located at the upper end of the inner side of the frame, and the connecting plate is fixedly connected to the piston rod at the bottom of the hydraulic press; it is characterized in that a detection mechanism is provided on the mounting mechanism, and the lifting plate of the detection mechanism is provided in the interlocking groove in the fixed plate at the lower end of the frame, and the guide rod at the outer end of the lifting plate passes through the fixed plate; the mounting mechanism is provided with a lifting mechanism, and the lifting plate of the lifting mechanism is slidably installed on the frame, and the lifting plate is located at the upper end of the fixed plate, and the two ends of the lifting plate are fixed to the two sides of the connecting plate.

[0008] According to some solutions of the present invention, the installation mechanism includes: a fixing plate and an engaging groove; the fixing plate is fixedly installed below the frame; and the engaging groove is horizontally opened in the middle position of the fixing plate.

[0009] According to some solutions of the present invention, the installation mechanism includes: movable grooves and clamping plates; the movable grooves are symmetrically opened at both ends of the fixed plate; and the clamping plates are installed in each group of movable grooves through screws.

[0010] According to some solutions of the present invention, the detection mechanism includes: a lifting plate and a guide rod; a circular through hole is opened in the middle of the lifting plate; and the guide rod is fixedly installed on both sides of the bottom of the lifting plate.

[0011] According to some schemes of the present invention, the detection mechanism includes: a detection cylinder and a bottom rod; the detection cylinder is arranged in the middle position of the upper end of the lifting plate, and a circular groove is opened at the upper end of the detection cylinder; the bottom rod is fixedly installed at the bottom of the detection cylinder, and the bottom rod is plugged into the circular through hole in the middle of the lifting plate.

[0012] According to some solutions of the present invention, the lifting mechanism includes: a lifting plate and a slide groove; a transverse rectangular through groove is opened inside the lifting plate; and the slide groove is symmetrically opened on both sides of the lifting plate.

[0013] According to some solutions of the present invention, the lifting mechanism includes: a limit plate and an insertion rod; the limit plate is slidably installed in the slide groove through an elastic member; the insertion rod is symmetrically opened on both sides of the limit plate, and the insertion rod extends to the rectangular through groove in the middle position of the lifting plate.

[0014] According to some schemes of the present utility model, the lifting mechanism includes: a rotating part, a socket and a punch rod; the rotating part is rotatably installed in a rectangular through groove in the lifting plate, and a circular groove is provided at the end of the rotating part; the socket is provided on each branch of the rotating part, and the sockets on both sides are plugged into and matched with the insertion rod; the punch rod is plugged into the circular groove at the end of the rotating part, and the punch rod is fixed in the circular groove by a fixing pin.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. In this device, a detection mechanism is set up. A lifting plate is installed in the fitting groove in the fixed plate, so that the guide rod at the lower end of the lifting plate inserts the bottom rod at the lower end of the detection cylinder into the circular through hole in the middle of the lifting plate, so that the detection cylinder is fixed on the lifting plate. When in use, the lifting plate is moved upward to bring the detection cylinder closer. During the movement, it is observed whether the bottom of the punch rod can be inserted into the vertically installed detection cylinder. If it can be inserted, it proves that the punch rod is not tilted and has good straightness. If it cannot be inserted, it proves that the punch rod is bent or tilted.

[0017] 2. In this device, a lifting mechanism is provided, and a cross-shaped rotating part is rotatably installed inside the lifting plate, and a punch rod is installed in the circular groove of each branch of the rotating part and fixed by a fixing pin. Limit plates are movably installed on both sides of the lifting plate so that the insertion rod on the limit plate is plugged into and matched with the socket. When the punch rod needs to be replaced, the limit plates are pulled to both sides to disengage the insertion rod from the socket. In this way, the rotating part can be rotated to convert the punch rod at the lower end position. Through this arrangement, the punch rod can be easily replaced without spending time disassembling the punch rod, thereby reducing the time used to replace the punch rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Through the following drawings, those skilled in the art will have a better understanding of the present disclosure and will be able to more clearly reflect the advantages of the present disclosure. The drawings described here are only for illustrative purposes of selected embodiments, not all possible implementation methods and are not intended to limit the scope of the present disclosure.

[0019] In the attached figure:

[0020] Figure 1 It is a three-dimensional structural diagram of the utility model.

[0021] Figure 2 It is a schematic diagram of the split structure of the utility model.

[0022] Figure 3 It is a schematic diagram of the connection structure of the installation mechanism and the detection mechanism of the utility model.

[0023] Figure 4 It is a schematic diagram of the three-dimensional structure of the installation mechanism of the utility model.

[0024] Figure 5 It is a schematic cross-sectional structural diagram of the lifting mechanism of the utility model.

[0025] Figure 6 The utility model is Figure 5 Lead to the schematic diagram of the enlarged structure of part A.

[0026] In the figure, the corresponding relationship between the component names and the drawing numbers is as follows:

[0027] 1. Installation mechanism;

[0028] 101, frame; 1011, connecting plate;

[0029] 102, fixing plate; 1021, fitting groove;

[0030] 103, movable groove; 1031, splint;

[0031] 2. Testing agency;

[0032] 201, lifting plate; 2011, guide rod;

[0033] 202, detection tube; 2021, bottom rod;

[0034] 3. Lifting mechanism;

[0035] 301. Lifting plate; 3011. Chute;

[0036] 302, limit plate; 3021, plug rod;

[0037] 303, rotating part; 3031, socket; 3032, punch rod. DETAILED DESCRIPTION

[0038] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the described embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0039] Example 1: As shown in the attached Figure 1 To the attached Figure 6 As shown:

[0040] The utility model provides a punching machine that is convenient for replacing punches, comprising: a mounting mechanism 1; the mounting mechanism 1 comprises a frame 101 and a connecting plate 1011, and a hydraulic pressure is provided on the top of the frame 101; the connecting plate 1011 is located at the upper end of the inner side of the frame 101, and the connecting plate 1011 is fixedly connected to the piston rod at the bottom of the hydraulic pressure; a detection mechanism 2 is provided on the mounting mechanism 1, and a lifting plate 201 of the detection mechanism 2 is located in an engaging groove 1021 in a fixed plate 102 at the lower end of the frame 101, and a guide rod 2011 at the outer end of the lifting plate 201 passes through the fixed plate 102; a lifting mechanism 3 is provided on the mounting mechanism 1, and a lifting plate 301 of the lifting mechanism 3 is slidably mounted on the frame 101, and the lifting plate 301 is located at the upper end of the fixed plate 102, and both ends of the lifting plate 301 are fixed to both sides of the connecting plate 1011.

[0041] In the embodiment of the present disclosure, Figure 4As shown, the mounting mechanism 1 includes: a fixed plate 102 and an engaging groove 1021; the fixed plate 102 is fixedly installed at the bottom of the frame 101; the engaging groove 1021 is horizontally opened in the middle position of the fixed plate 102; a movable groove 103 and a clamping plate 1031; the movable groove 103 is symmetrically opened at both ends of the fixed plate 102; the clamping plate 1031 is installed in each group of movable grooves 103 by screws; a rectangular fixed plate 102 is provided, and the lifting plate 201 can be installed on the fixed plate 102; a rectangular engaging groove 1021 is provided, and the lifting plate 201 can be movably installed to the inside of the fixed plate 102 through the engaging groove 1021; a rectangular movable groove 103 is provided, and the clamping plate 1031 can be movably installed to the inside of the fixed plate 102 through the movable groove 103; a rectangular clamping plate 1031 that can be adjusted separately is provided, and the workpiece can be fixed by the practical clamping plate 1031.

[0042] As the second embodiment of the present application, based on the first embodiment, as Figure 3 As shown, the detection mechanism 2 includes: a lifting plate 201 and a guide rod 2011; a circular through hole is opened in the middle of the lifting plate 201; the guide rod 2011 is fixedly installed on both sides of the bottom of the lifting plate 201; a detection cylinder 202 and a bottom rod 2021; the detection cylinder 202 is arranged in the middle position of the upper end of the lifting plate 201, and a circular groove is opened at the upper end of the detection cylinder 202; the bottom rod 2021 is fixedly installed at the bottom of the detection cylinder 202, and the bottom rod 2021 is plugged into the circular through hole in the middle of the lifting plate 201.

[0043] In this application, a lifting plate 201 is provided, and a detection cylinder 202 can be provided on the lifting plate 201; a cylindrical guide rod 2011 is provided, so that the lifting plate 201 can slide on the fixed plate 102 along the guide rod 2011; a cylindrical detection cylinder 202 is provided, and the straightness of the punch rod 3032 is expanded by inserting the punch rod 3032 into the detection cylinder 202; a cylindrical bottom rod 2021 is provided, and the detection cylinder 202 can be fixed on the lifting plate 201 by plugging the bottom rod 2021 into the circular through hole in the middle of the lifting plate 201.

[0044] As the third embodiment of the present application, based on the first embodiment, Figure 5 and 6As shown, the lifting mechanism 3 includes: a lifting plate 301 and a slide 3011; a transverse rectangular through-slot is formed inside the lifting plate 301; the slide 3011 is symmetrically provided on both sides of the lifting plate 301; a limit plate 302 and an insertion rod 3021; the limit plate 302 is slidably mounted in the slide 3011 via an elastic member; the insertion rod 3021 is symmetrically provided on both sides of the limit plate 302 and extends into the rectangular through-slot in the middle of the lifting plate 301; Rotating member 303, socket 3031 and punch rod 3032; the rotating member 303 is rotatably installed in the rectangular through slot in the lifting plate 301, and a circular slot is provided at the end of the rotating member 303; the socket 3031 is provided on each branch of the rotating member 303, and the sockets 3031 on both sides are plugged into and matched with the insertion rod 3021; the punch rod 3032 is plugged into the circular slot at the end of the rotating member 303, and the punch rod 3032 is fixed in the circular slot by a fixing pin.

[0045] The present application sets a rectangular lifting plate 301, so that the rotating part 303 can be movably installed in the lifting plate 301; sets a rectangular slide 3011, so that the limit plate 302 can be movably installed to the inner sides of the lifting plate 301 through the slide 3011; sets a cylindrical insertion rod 3021, and the rotating part 303 can be fixed inside the lifting plate 301 by plugging the insertion rod 3021 into the socket 3031; sets a cross-shaped rotating part 303, and the punch rod 3032 can be installed in the circular groove at the end of the rotating part 303; sets a circular socket 3031, and the rotating part 303 can be fixed inside the lifting plate 301 by plugging the socket 3031 on the branch of the rotating part 303 into the insertion rod 3021; sets a cylindrical punch rod 3032, and the workpiece can be punched by the punch rod 3032.

[0046] The specific usage and function of this embodiment are as follows:

[0047] In the present utility model, Figure 1-6As shown, the lifting plate 301 is slidably installed on the frame 101, the rotating part 303 is rotated and installed in the lifting plate 301, the punch rod 3032 is inserted into the circular groove at the end of the rotating part 303 and fixed by the fixing pin, and then the punch rod 3032 to be used is rotated to the bottom end, and the insertion rod 3021 on the limit plate 302 is inserted into the insertion hole 3031 to fix the rotating part 303 inside the lifting plate 301, and the lifting plate 201 is inserted into the fixed plate 102 through the guide rod 2011, and then the lifting plate 201 is placed on the fixed plate 102. Insert the detection cylinder 202, pull the lifting plate 201 upwards, and observe whether the punch rod 3032 can be inserted into the detection cylinder 202. If it cannot be inserted, the punch rod 3032 needs to be adjusted. If it can be inserted, it can be used for processing. Install the clamping plates 1031 at both ends of the fixed plate 102 through screws, place the workpiece between the two sets of clamping plates 1031, and then turn the screw to fix the workpiece with the clamping plates 1031. Finally, push the lifting plate 301 downward through the hydraulic device, and make the punch rod 3032 complete the punching process of the workpiece.

[0048] The foregoing disclosure provides illustration and description, but is not intended to be exhaustive or to limit the embodiments to the precise form disclosed. Modifications and variations are possible in light of the above disclosure or may be acquired from practice of the embodiments.

[0049] Even though particular combinations of features are recited in the claims or disclosed in the specification, these combinations are not intended to limit the disclosure of the various embodiments. In fact, many of these features can be combined in ways not specifically recited in the claims and / or disclosed in the specification. Although each dependent claim listed below may directly depend on only one claim, the disclosure of the various embodiments includes each dependent claim in combination with every other claim in the claim set.

Claims

1. A punching machine with convenient punch replacement, comprising: The mounting mechanism (1) comprises a frame (101) and a connecting plate (1011), and a hydraulic press is provided on the top of the frame (101); the connecting plate (1011) is located at the upper end of the inner side of the frame (101), and the connecting plate (1011) is fixedly connected to the piston rod at the bottom of the hydraulic press; the mounting mechanism (1) is characterized in that a detection mechanism (2) is provided on the mounting mechanism (1), and a lifting plate (201) of the detection mechanism (2) is provided on the frame (101). The guide rod (2011) at the outer end of the lifting plate (201) penetrates the fixed plate (102); the installation mechanism (1) is provided with a lifting mechanism (3), and the lifting plate (301) of the lifting mechanism (3) is slidably installed on the frame (101), and the lifting plate (301) is located at the upper end of the fixed plate (102), and the two ends of the lifting plate (301) are fixed to the two sides of the connecting plate (1011).

2. A punching machine with convenient punch replacement according to claim 1, characterized in that: The mounting mechanism (1) comprises: a fixing plate (102) and an engaging groove (1021); the fixing plate (102) is fixedly mounted below the frame (101); and the engaging groove (1021) is transversely opened in the middle of the fixing plate (102).

3. A punching machine with convenient punch replacement according to claim 2, characterized in that: The mounting mechanism (1) comprises: movable grooves (103) and clamping plates (1031); the movable grooves (103) are symmetrically arranged at both ends of the fixed plate (102); and the clamping plates (1031) are mounted in each set of movable grooves (103) via screws.

4. A punching machine with convenient punch replacement according to claim 1, characterized in that: The detection mechanism (2) comprises: a lifting plate (201) and a guide rod (2011); a circular through hole is provided in the middle of the lifting plate (201); and the guide rod (2011) is fixedly mounted on both sides of the bottom of the lifting plate (201).

5. A punching machine with convenient punch replacement according to claim 4, characterized in that: The detection mechanism (2) comprises: a detection cylinder (202) and a bottom rod (2021); the detection cylinder (202) is arranged at the middle position of the upper end of the lifting plate (201), and a circular groove is opened at the upper end of the detection cylinder (202); the bottom rod (2021) is fixedly installed at the bottom of the detection cylinder (202), and the bottom rod (2021) is plugged into the circular through hole in the middle of the lifting plate (201).

6. A punching machine with convenient punch replacement according to claim 1, characterized in that: The lifting mechanism (3) comprises: a lifting plate (301) and a slide groove (3011); a transversely opened rectangular through groove is provided inside the lifting plate (301); and the slide groove (3011) is symmetrically opened on both sides of the lifting plate (301).

7. A punching machine with convenient punch replacement according to claim 6, characterized in that: The lifting mechanism (3) comprises: a limit plate (302) and an insertion rod (3021); the limit plate (302) is slidably installed in a slide groove (3011) via an elastic member; the insertion rod (3021) is symmetrically arranged on both sides of the limit plate (302), and the insertion rod (3021) extends into a rectangular through groove in the middle of the lifting plate (301).

8. A punching machine with convenient punch replacement according to claim 7, characterized in that: The lifting mechanism (3) comprises: a rotating member (303), a socket (3031) and a punch rod (3032); the rotating member (303) is rotatably mounted in a rectangular through slot in the lifting plate (301), and a circular slot is provided at the end of the rotating member (303); the socket (3031) is provided on each branch of the rotating member (303), and the sockets (3031) on both sides are plugged into and matched with the plug rod (3021); the punch rod (3032) is plugged into the circular slot at the end of the rotating member (303), and the punch rod (3032) is fixed in the circular slot by a fixing pin.

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