Split type precision punch die

Abstract

The utility model discloses a split type precision punch die, and relates to the technical field of dies. The punch comprises a base, a punch body and a fixing assembly, the upper surface of the base is fixedly connected with a supporting frame, the top end of the supporting frame is fixedly connected with a mounting plate, an air cylinder is mounted on the upper surface of the mounting plate, and the output end of the air cylinder is fixedly connected with a fixing seat. By arranging the fixing base, the fixing rod, the punch body, the connecting base, the mounting hole and the fixing assembly, when the punch needs to be replaced, the fastening nut is rotated firstly to be far away from the fixing base, then the sliding rod is pressed, the connecting spring deforms, the sliding rod slides in the sliding groove, and then the two sets of connecting rods are driven to be far away from the inner wall of the mounting hole through the matched spring; and the threaded rod is moved out of the mounting hole by sliding the connecting plate on the fixing rod, so that the fixing of the connecting seat is relieved, the connecting seat is conveniently taken down, the punch is conveniently cleaned and replaced, the structure is simple, and the operation is convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of molds, in particular to a split precision punch mold. Background Art

[0002] Molds refer to various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods. In short, molds are tools used to make molded objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the object by changing the physical state of the molded material. It is known as the "mother of industry".

[0003] Most of the existing punch dies are of an integrated type, which makes it troublesome to clean the dies and inconvenient to replace the punches, increases the difficulty of operation, and reduces work efficiency. Utility Model Content

[0004] The utility model aims to provide a split precision punch die, which solves the problem that most of the existing punch dies are of an integrated type, which makes it troublesome to clean the die and inconvenient to replace the punch, increases the difficulty of operation and reduces work efficiency.

[0005] In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

[0006] The utility model is a split precision punch mold, comprising a base, a punch body and a fixing assembly, the upper surface of the base is fixedly connected to a support frame, the top of the support frame is fixedly connected to a mounting plate, the upper surface of the mounting plate is mounted with a cylinder, the output end of the cylinder is fixedly connected to a fixing seat, the fixing seat is arranged on the outer side of the mounting plate, one end of the punch body is fixedly connected to a connecting seat, the connecting seat is arranged in the fixing seat and snap-fitted with the fixing seat, a mounting hole is opened inside the connecting seat, fixing holes are opened on both side surfaces of the fixing seat, and the fixing holes are communicated with the mounting holes.

[0007] The fixing assembly comprises a connecting plate, a fastening nut and a sliding rod, and fixing rods are fixedly connected to both sides of the fixing seat, and the connecting plate is provided with two groups, and one end of the two connecting plates is respectively arranged on the peripheral side of the fixing rod and slidably cooperates with it, and the other end of the connecting plate is fixedly connected with a matching block, and a side surface of the matching block is fixedly connected with a threaded rod, one end of the threaded rod passes through the fixing hole and the mounting hole, and a sliding groove is provided inside the threaded rod, and the sliding rod is arranged in the sliding groove and slidably cooperates with it, and one end of the sliding rod passes through the matching block, and a connecting spring is fixedly connected between the peripheral side of the other end of the sliding rod and the inner bottom surface of the sliding groove.

[0008] The fastening nut is arranged on the circumferential side of the threaded rod and is matched with the thread of the threaded rod. One side surface of the fastening nut is in contact with the side surface of the fixing seat.

[0009] Grooves are provided on both sides of one end of the threaded rod, the grooves are connected to the slide slots, a connecting rod is hinged on one side of the groove, the length of the connecting rod matches the length of the groove, and one end of the connecting rod is in contact with the inner wall of the mounting hole.

[0010] A convex block is fixedly connected to one side of the connecting rod, a matching spring is fixed to one end of the convex block, and one end of the matching spring passes through the groove and is fixedly connected to one side of the sliding rod.

[0011] The upper surface of the base is fixedly connected with a lower die seat, and the lower die seat is arranged below the punch body.

[0012] The utility model has the following beneficial effects:

[0013] The utility model provides a fixing seat, a fixing rod, a punch body, a connecting seat, a mounting hole and a fixing assembly. When the punch needs to be replaced, the fastening nut is first rotated to make it away from the fixing seat, and then the sliding rod is pressed to deform the connecting spring, so that the sliding rod slides in the sliding groove, and then the two groups of connecting rods are driven away from the inner wall of the mounting hole and retracted into the groove through the matching spring, and then the connecting plate slides on the fixing rod to move the threaded rod out of the mounting hole, thereby releasing the fixation of the connecting seat, making it easy to remove the connecting seat and clean and replace the punch. The utility model has a simple structure and is easy to operate.

[0014] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 It is a front view of the structure of the utility model;

[0017] Figure 2 for Figure 1 Schematic diagram of the AA section structure;

[0018] Figure 3 for Figure 2 Enlarged view of area B;

[0019] Figure 4 for Figure 2Magnified view of area C.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 1. Base; 101. Support frame; 102. Mounting plate; 103. Cylinder; 104. Lower die seat; 105. Fixed seat; 106. Fixed rod; 2. Punch body; 201. Connecting seat; 202. Mounting hole; 3. Fixed assembly; 301. Connecting plate; 302. Matching block; 303. Threaded rod; 304. Fastening nut; 305. Sliding rod; 306. Sliding groove; 307. Groove; 308. Connecting spring; 309. Connecting rod; 310. Bump; 311. Matching spring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicating directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limitations on the present invention.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] See also Figure 1-Figure 4As shown, the utility model is a split precision punch mold, including a base 1, a punch body 2 and a fixing assembly 3. The upper surface of the base 1 is fixedly connected to a support frame 101, and the top of the support frame 101 is fixedly connected to a mounting plate 102. A cylinder 103 is installed on the upper surface of the mounting plate 102. The output end of the cylinder 103 is fixedly connected to a fixing seat 105, and the fixing seat 105 is arranged on the outer side of the mounting plate 102. One end of the punch body 2 is fixedly connected to a connecting seat 201, and the connecting seat 201 is arranged in the fixing seat 105 and snap-fitted therewith. A mounting hole 202 is opened inside the connecting seat 201, and fixing holes are opened on both sides of the fixing seat 105, and the fixing holes are connected to the mounting holes 202.

[0026] The fixing assembly 3 includes a connecting plate 301, a fastening nut 304 and a sliding rod 305. Both sides of the fixing seat 105 are fixedly connected with the fixing rod 106. Two groups of connecting plates 301 are provided, and one end of the two groups of connecting plates 301 are respectively arranged on the peripheral side of the fixing rod 106 and slidably cooperate with it. The other end of the connecting plate 301 is fixedly connected with a matching block 302, and a threaded rod 303 is fixedly connected to one side of the matching block 302. One end of the threaded rod 303 passes through the fixing hole and the mounting hole 202. A sliding groove 306 is provided inside the threaded rod 303. The sliding rod 305 is arranged in the sliding groove 306 and slidably cooperates with it. One end of the sliding rod 305 passes through the matching block 302, and a connecting spring 308 is fixedly connected between the peripheral side of the other end of the sliding rod 305 and the inner bottom surface of the sliding groove 306.

[0027] The fastening nut 304 is disposed on the circumference of the threaded rod 303 and is threadably matched with the threaded rod 303 . One side surface of the fastening nut 304 is in contact with the side surface of the fixing seat 105 .

[0028] Grooves 307 are provided on both sides of one end of the threaded rod 303 , and the grooves 307 are connected to the slide grooves 306 . A connecting rod 309 is hinged on one side of the groove 307 , and the length of the connecting rod 309 matches the length of the groove 307 . One end of the connecting rod 309 is in contact with the inner wall of the mounting hole 202 .

[0029] A protrusion 310 is fixedly connected to one side of the connecting rod 309 , a matching spring 311 is fixed to one end of the protrusion 310 , and one end of the matching spring 311 passes through the groove 307 and is fixedly connected to one side of the sliding rod 305 .

[0030] A lower die base 104 is fixedly connected to the upper surface of the base 1 , and the lower die base 104 is disposed below the punch body 2 .

[0031] It should be noted that, in actual use, when the punch needs to be replaced, first turn the fastening nut 304 to move it away from the fixing seat 105, then press the slide rod 305, the connecting spring 308 is deformed, and the slide rod 305 slides in the slide groove 306, and then drives the two sets of connecting rods 309 away from the inner wall of the mounting hole 202 through the matching spring 311, and retracts them into the groove 307, and then slides on the fixing rod 106 through the connecting plate 301, and moves the threaded rod 303 out of the mounting hole 202, thereby releasing the fixation of the connecting seat 201, making it easier to remove the connecting seat 201 from the fixing seat 105, and clean and replace the punch body 2; when the punch body 2 needs to be installed back, the connecting seat 201 is snapped into the fixing seat 105. And align the mounting hole 202 with the fixing hole, and then press the slide bar 305 to drive the two groups of connecting rods 309 to be stored in the groove 307, and then move the connecting plate 301 to drive the threaded rod 303 into the fixing hole and the mounting hole 202 through the matching block 302, and then release the slide bar 305. With the cooperation of the connecting spring 308, the slide bar 305 slides and drives the two groups of connecting rods 309 to bounce up, so that one end of the connecting rod 309 is in contact with the inner wall of the mounting hole 202, and the connecting seat 201 is fixed to the fixing seat 105, completing the installation of the punch body 2, and then turn the fastening nut 304 to make one side of it in contact with the surface of the fixing seat 105, further strengthening the fixing effect.

[0032] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A split precision punch die, comprising a base (1), a punch body (2) and a fixing assembly (3), characterized in that: The upper surface of the base (1) is fixedly connected to a support frame (101), the top of the support frame (101) is fixedly connected to a mounting plate (102), the upper surface of the mounting plate (102) is mounted with a cylinder (103), the output end of the cylinder (103) is fixedly connected to a fixing seat (105), the fixing seat (105) is arranged on the outer side of the mounting plate (102), one end of the punch body (2) is fixedly connected to a connecting seat (201), the connecting seat (201) is arranged in the fixing seat (105) and is snap-fitted therewith, a mounting hole (202) is provided inside the connecting seat (201), and fixing holes are provided on both sides of the fixing seat (105), and the fixing holes are connected to the mounting holes (202).

2. A split precision punch die according to claim 1, characterized in that: The fixing assembly (3) comprises a connecting plate (301), a fastening nut (304) and a sliding rod (305); both sides of the fixing seat (105) are fixedly connected to the fixing rod (106); two groups of connecting plates (301) are provided, and one end of the two groups of connecting plates (301) is respectively provided on the peripheral side of the fixing rod (106) and slidably matched therewith; the other end of the connecting plate (301) is fixedly connected to the matching block (302); one side of the matching block (302) A threaded rod (303) is fixedly connected to the surface, one end of the threaded rod (303) passes through the fixing hole and the mounting hole (202), a sliding groove (306) is opened inside the threaded rod (303), the sliding rod (305) is arranged in the sliding groove (306) and slidably cooperates with it, one end of the sliding rod (305) passes through the matching block (302), and a connecting spring (308) is fixedly connected between the peripheral side of the other end of the sliding rod (305) and the inner bottom surface of the sliding groove (306).

3. A split precision punch die according to claim 2, characterized in that: The fastening nut (304) is arranged on the circumferential side of the threaded rod (303) and is threadably matched with the threaded rod. One side surface of the fastening nut (304) is in contact with the side surface of the fixing seat (105).

4. A split precision punch die according to claim 3, characterized in that: Grooves (307) are provided on both sides of one end of the threaded rod (303), the groove (307) is connected to the slide groove (306), a connecting rod (309) is hinged on one side of the groove (307), the length of the connecting rod (309) is adapted to the length of the groove (307), and one end of the connecting rod (309) is in contact with the inner wall of the mounting hole (202).

5. A split precision punch die according to claim 4, characterized in that: A protrusion (310) is fixedly connected to one side of the connecting rod (309), a matching spring (311) is fixed to one end of the protrusion (310), and one end of the matching spring (311) passes through the groove (307) and is fixedly connected to one side of the sliding rod (305).

6. A split precision punch die according to claim 5, characterized in that: A lower die seat (104) is fixedly connected to the upper surface of the base (1), and the lower die seat (104) is arranged below the punch body (2).

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