CN210755467U - Light and handy type accurate ejector pin cutting machine - Google Patents

Abstract

The utility model discloses a light and handy type accurate ejector pin cutting machine, including hand-held type cutting machine, cutting machine support, open type micrometer, pressure handle and base, hand-held type cutting machine one side is equipped with the screw thread blind hole, cutting machine support one side is equipped with the stationary blade, stationary blade quantity is two, the stationary blade is equipped with the through-hole, the through-hole with screw thread blind hole bore size is unanimous, the through-hole position with screw thread blind hole position corresponds, hand-held type cutting machine one side through hexagon bolt with fixed connection can be dismantled to the cutting machine support, hexagon bolt's external screw thread with the internal thread looks adaptation of screw thread blind hole. The cutting speed of round rod parts, particularly the ejector rods of the die, is remarkably improved, the die is easy to machine and manufacture, the structure is simple, the round rod parts can be reliably and fixedly clamped for radial cutting, the axial size precision of the cut ejector rods can be effectively controlled, and the die is light, easy to use, convenient to carry and capable of being assembled, disassembled and installed.

Description

Light and handy type accurate ejector pin cutting machine

Technical Field

The utility model relates to a cutting machine tool field, in particular to accurate ejector pin cutting machine of light and handy type.

Background

In the production and processing of plastic molds, a mold bench worker needs to spend a long time to cut and grind the ejector rod, and the grinding needs to be repeatedly measured in the process so as to control the axial dimension precision. Because the production of the die is generally a single piece, the condition of batch production rarely exists, and the production and processing efficiency of the die is difficult to improve by adopting a batch part production process method.

At present, a plurality of cutting tools are used for various small metal cutting machines, an ejector rod of a die is generally made of high-carbon steel and manganese steel, the ejector rod is high in hardness, and after the cutting machine is used for cutting, a grinding wheel is used for grinding to control the precision. However, at present, the ejector rod needs to be repeatedly measured in real time during processing so as to control the axial dimension error, and because the mode that a plurality of ejector rods with different dimensions are arranged in one set of die is extremely time-consuming, a new process method or a new tool is needed so as to improve the processing efficiency of the ejector rod.

Therefore, a light precise mandril cutting machine is provided.

Disclosure of Invention

The utility model discloses a main aim at provides a light and handy accurate ejector pin cutting machine, on hand-held type cutting machine was fixed in the cutting machine support through hexagon bolt, be equipped with stop gear such as stay bolt on the cutting machine support simultaneously, can withstand the cutting machine side and make the rotatory degree of freedom of control hand-held type cutting machine, realize the rigidity of hand-held type cutting machine.

The cutting machine support is the core of this innovation work, is used for installing fixed clamp and open type micrometer on its bottom base, and open type micrometer lays on leveling the weight, fixes in the base through hex bolts on, realizes the rigidity, must guarantee during nevertheless the installation that its tail end central axis is parallel with keeping silent of base facial make-up clamp. The hand handle is fixed on the fixing frame of the cutting machine, the hand handle can be pressed down through external force when the cutting machine works, the cutting machine support is moved downwards to a part to be cut, and the cutting machine support can be reset through the spring after cutting is completed.

And finally, the cutting blade of the light precise ejector rod cutting machine for completing assembly is vertical to the jaw of the clamp of the base. When the cutting pliers work, the ejector rods are clamped at two ends of the jaw of the clamping pliers to form line contact, and the natural cutting blade is also perpendicular to the ejector rod to be cut. The opening type micrometer can rotatably push the ejector rod to finely adjust the ejector rod to move forwards in the parallel direction of the jaw, the precise cutting of the ejector rod is finally completed, when the cutting machining is carried out, the ejector rod to be cut is clamped into the jaw of the clamping pliers, the tail end of the ejector rod is in surface contact with the front ejector column of the opening type micrometer, the ejector rod is horizontally arranged and fixed, the hand pressing handle is pressed downwards to complete cutting reset, the ejector rod after the first cutting is taken down to be measured, the difference value between the ejector rod and the actually required size is measured, the ejector rod is installed on the clamping pliers and is pre-clamped, the front ejector column of the opening type micrometer is rotated forwards, the forwards moving size is equal to the difference value measured above, then the jaw is rotationally fastened, the hand pressing handle is pressed downwards again, the cutting process is achieved, and the.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a light and handy precise ejector rod cutting machine comprises a handheld cutting machine, a cutting machine support, two open type micrometers, a pressing handle and a base, wherein a threaded blind hole is formed in one side of the handheld cutting machine, fixing pieces are arranged on one side of the cutting machine support, the number of the fixing pieces is two, through holes are formed in the fixing pieces, the diameter of each through hole is consistent with that of the threaded blind hole, the positions of the through holes correspond to that of the threaded blind hole, one side of the handheld cutting machine is detachably and fixedly connected with the cutting machine support through a hexagon bolt, the external thread of the hexagon bolt is matched with the internal thread of the threaded blind hole, the threaded blind hole is also formed in one side of the cutting machine support, a threaded column is arranged at the bottom of the handheld cutting machine, the external thread of the threaded column is matched with the internal thread of the threaded, the cutting machine is characterized in that the bottom of the cutting machine support is fixedly connected with the base through a movable connecting mechanism, a clamp is fixedly arranged at the top of the base, an open type micrometer is provided with a through hole, the open type micrometer is fixed on the base through a flat cushion block and a hexagon bolt, an elastic piece is further connected between the cutting machine support and the base, and the elastic piece is used for controlling the whole cutting machine support and the handheld cutting machine to be automatically lifted to the highest position after cutting.

Furthermore, the movable connecting mechanism is a movable hinge shaft.

Further, the elastic member is a spring.

Furthermore, the clamp installing clamp is fixedly connected with the base through a bolt.

Further, the cutting machine support is also provided with a limiting rod.

Further, the limiting rod is a long bolt.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the cutting speed of round rod parts, especially the ejector rod of the die, is remarkably improved.

2. The processing and manufacturing are easy, and the structure is simple.

3. The radial cutting of the rod-like part can be reliably and fixedly clamped.

4. The axial size precision of the cut ejector rod can be effectively controlled.

5. Light and easy to use, convenient to carry, can make up dismantlement and installation.

[ description of the drawings ]

Fig. 1 is the utility model relates to a whole explosion schematic diagram of light and handy type accurate ejector pin cutting machine.

Fig. 2 is the utility model relates to a whole mounting structure schematic diagram of accurate ejector pin cutting machine of light and handy type.

Fig. 3 is the utility model relates to an open micrometer structure schematic diagram of accurate ejector pin cutting machine of light and handy type.

Fig. 4 is the utility model relates to a hand-held type cutting machine schematic structure of accurate ejector pin cutting machine of light and handy type.

Fig. 5 is the utility model relates to a light and handy type precision ejector pin cutting machine's pressure handle structure sketch map.

Fig. 6 is the utility model relates to a light and handy type precision ejector pin cutting machine's open type micrometer assembly schematic diagram.

In the figure: 1. a hand-held cutting machine; 2. a cutter holder; 3. an open micrometer; 4. pressing the handle; 5. a threaded blind hole; 6. a fixing sheet; 7. assembling a clamp; 8. a base; 9. a hexagon bolt; 10. a through hole; 11. an elastic member; 12. a movable connecting mechanism; 13. a threaded post; 14. a limiting rod.

[ detailed description ] embodiments

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-6, a light and handy precision ejector rod cutting machine comprises a handheld cutting machine 1, a cutting machine support 2, an open type micrometer 3, a pressing handle 4 and a base 8, wherein a threaded blind hole 5 is formed in one side of the handheld cutting machine 1, a fixing piece 6 is arranged on one side of the cutting machine support 2, the number of the fixing pieces 6 is two, a through hole 10 is formed in each fixing piece 6, the caliber of each through hole 10 is consistent with that of the corresponding threaded blind hole 5, the position of each through hole 10 corresponds to that of the corresponding threaded blind hole 5, one side of the handheld cutting machine 1 is detachably and fixedly connected with the cutting machine support 2 through a hexagonal bolt 9, an external thread of the hexagonal bolt 9 is matched with an internal thread of the corresponding threaded blind hole 5, the threaded blind hole 5 is also formed in one side of the cutting machine support 2, a threaded column 13 is arranged at the bottom of the handheld cutting machine 1, and an external thread of the threaded Screw thread looks adaptation, 2 bottoms of cutting machine support are through swing joint mechanism 12 and 8 fixed connection of base, 8 fixed being equipped with in top of base dress clamp 7, open type micrometer 3 is equipped with through-hole 10, open type micrometer 3 through flat cushion with hexagon bolt 9 is fixed in on the base 8, still be connected with elastic component 11 between cutting machine support 2 and the base 8, elastic component 11 is with control whole cutting machine support 2 and the automatic lifting of hand-held type cutting machine 1 to highest position after the cutting.

Wherein, the movable connecting mechanism 12 is a movable hinge shaft.

Wherein, the elastic member 11 is a spring.

Wherein, the clamp installing clamp 7 is fixedly connected with the base 8 through a bolt.

Wherein, the cutting machine bracket 2 is also provided with a limiting rod 14.

Wherein, the limiting rod 14 is a long bolt.

The utility model relates to a light and handy accurate ejector pin cutting machine.

The working principle is as follows: on hand-held type cutting machine 1 was fixed in cutting machine support 2 through hex bolts 9, be equipped with stop gear such as long bolt simultaneously on cutting machine support 2, can withstand the cutting machine side and make the rotational degree of freedom of control hand-held type cutting machine 1, realize hand-held type cutting machine 1's fixed position.

Cutting machine support 2 is the core of this innovation work, is used for installing fixed clamp 7 and open type micrometer 3 on its bottom base 8, and open type micrometer 3 lays on leveling the weight, is fixed in on base 8 through hex bolts 9, realizes the rigidity, must guarantee during nevertheless the installation that its tail end central axis is parallel with the keeping silent of base 8 facial make-up clamp 7. Hand handle 4 is then through being fixed in on the cutting machine mount, accessible external force pushes down hand handle 4 when the cutting machine during operation, moves cutting machine support 2 down to waiting to cut the part, and after the cutting was accomplished, accessible spring resets cutting machine support 2.

And finally, the cutting blade of the light precise ejector rod cutting machine for completing assembly is vertical to the jaw of the clamping pincers 7 of the base 8. When the cutting tool works, the ejector rods are clamped at the two ends of the jaw of the clamp 7 to form line contact, and the natural cutting blade is also in vertical relation with the ejector rod to be cut. The open type micrometer 3 can rotate to push the ejector rod to finely adjust the ejector rod to move forwards in the direction parallel to the jaw, and finally, the precise cutting of the ejector rod is completed.

During cutting process, the ejector rod to be cut is clamped into the jaw of the clamping jaw 7, the tail end of the ejector rod is in surface contact with the front ejection column of the open type micrometer 3, the ejector rod is horizontally arranged and fixed, the hand pressing handle 4 is pressed down to complete cutting reset, the ejector rod after the first cutting is taken down and measured, the difference between the ejector rod and the actually required size is measured, the ejector rod is installed on the clamping jaw 7 and clamped in advance, the front ejection column of the open type micrometer 3 is rotationally moved forward, the forward movement size is equal to the measured difference, the jaw is rotationally fastened, the hand pressing handle is pressed down again, and the cutting process is achieved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a light and handy type precision ejector pin cutting machine, includes hand-held type cutting machine (1), cutting machine support (2), open type micrometer (3), pressure handle (4) and base (8), its characterized in that: the thread blind hole (5) is arranged on one side of the handheld cutting machine (1), the fixing piece (6) is arranged on one side of the cutting machine support (2), the number of the fixing pieces (6) is two, the fixing piece (6) is provided with a through hole (10), the through hole (10) is consistent with the caliber size of the thread blind hole (5), the position of the through hole (10) corresponds to the position of the thread blind hole (5), one side of the handheld cutting machine (1) is detachably and fixedly connected with the cutting machine support (2) through a hexagon bolt (9), the external thread of the hexagon bolt (9) is matched with the internal thread of the thread blind hole (5), the thread blind hole (5) is also arranged on one side of the cutting machine support (2), the thread column (13) is arranged at the bottom of the handheld cutting machine (1), the external thread of the thread column (13) is matched with the internal thread of the thread column (13) arranged at the bottom of the handheld cutting, cutting machine support (2) bottom is through swing joint mechanism (12) and base (8) fixed connection, base (8) top is fixed to be equipped with and adorns clamp (7), open type micrometer (3) are equipped with through-hole (10), open type micrometer (3) through flat cushion with hexagon socket head cap screw (9) are fixed in on base (8), still be connected with elastic component (11) between cutting machine support (2) and base (8), elastic component (11) are with whole cutting machine support (2) and hand-held type cutting machine (1) automatic lifting to highest position after the control cutting.

2. A lightweight precision jack rod cutter according to claim 1, wherein: the movable connecting mechanism (12) is a movable hinge shaft.

3. A lightweight precision jack rod cutter according to claim 1, wherein: the elastic piece (11) is a spring.

4. A lightweight precision jack rod cutter according to claim 1, wherein: the clamp installing clamp (7) is fixedly connected with the base (8) through a bolt.

5. A lightweight precision jack rod cutter according to claim 1, wherein: the cutting machine support (2) is further provided with a limiting rod (14).

6. A lightweight precision ram cutter as defined in claim 5, wherein: the limiting rod (14) is a long bolt.

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