CN215787284U

CN215787284U - Inverted mold jig

Info

Publication number: CN215787284U
Application number: CN202121607474.4U
Authority: CN
Inventors: 潘桦楠
Original assignee: Guangzhou Zhongyu Precision Mould Co ltd
Current assignee: Guangzhou Zhongyu Precision Mould Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-02-11
Anticipated expiration: 2031-07-14

Abstract

The utility model discloses a reverse-buckling type die jig which comprises a copper male and a connecting rod, wherein an imprinted surface of the copper male is provided with a corresponding reverse-buckling structure after being carved and precisely processed so as to be conveniently formed on a workpiece through electric spark processing, one end of the connecting rod is provided with a screw hole, the screw thread can be a blind hole or a through hole with depth, the end surface of the copper male, far away from an imprinted surface, is in sliding connection with one end of the connecting rod, far away from the screw hole, and a limiting piece for limiting the sliding of the copper male is arranged between the connecting rod and the copper male. Through adopting above-mentioned setting, can realize replacing the mode of gluing and install the public installation of copper in the spark machine aircraft nose to make the public installation of copper and dismantle the simple and easy effect of operation.

Description

Inverted mold jig

Technical Field

The utility model relates to the technical field of jig structures, in particular to an inverted mold jig.

Background

The jig, which is also called as a mold or an auxiliary tool, is a tool for carpenters, benches, machines, electric controls and other handcrafts, and is mainly used as a tool for assisting in controlling positions or actions. A spark machine (EDM for short) is a machining device, mainly used for electric spark machining, and widely used in the manufacture of various metal dies and mechanical devices. The working and principle of the method is a special processing method for corroding and removing the conductive material by using the electric corrosion generated during pulse discharge between two electrodes immersed in working liquid. In the electric spark machining, a workpiece is often required to be machined with an inverted buckle, and at present, a copper bush is commonly used as an electric spark machining jig to machine the surface of the workpiece.

In the process of electric spark machining, the copper male jig is installed, generally, the end face, far away from the printing surface, of the copper male is connected with an installation telescopic end of a machine head of a spark machine in a gluing mode, a corresponding workpiece to be machined is arranged on a working platform below the machine head, after the workpiece is leveled through a reference, a conveying pipe is used for continuously spraying working liquid to the surface of the copper male, and then the copper male jig is started to work.

In the above, the copper pin and the machine head of the spark machine are connected by glue, and different shapes and structures, such as the inverse buckle structure, are changed correspondingly. Therefore, the disassembly is difficult, and the copper male machine head and the spark machine head have uneven planes due to offset printing and are difficult to clean after the disassembly.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide the inverted die jig which can realize the function of simply installing and disassembling the copper pin on the machine head of the spark machine by replacing the gluing mode.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a mould tool of back-off formula, includes copper public and connecting rod, the screw has been seted up to the one end of connecting rod, the public terminal surface of keeping away from its seal facet of copper and the one end sliding connection that its screw was kept away from to the connecting rod, the connecting rod with be provided with the locating part between the copper public.

Further, one end, close to the copper bus, of the connecting rod is detachably connected with an extension rod, a straight groove is formed in the outer peripheral face of the tail end, away from the connecting rod, of the extension rod, the straight groove extends along the direction perpendicular to the length direction of the extension rod, the tail end, away from the connecting rod, of the extension rod forms a sliding block through the straight groove, a sliding groove is formed in the end face, away from the printing face of the copper bus, and the sliding block is connected with the sliding groove in a sliding mode.

Further, a working groove penetrates through the outer peripheral surface of the extension rod, the working groove is located between the sliding block and the connecting rod, a connecting hole penetrates through the inner wall of the working groove, the inner wall of the working groove faces the sliding block, the limiting part comprises a tightening bolt in threaded connection with the connecting hole, and a nut of the tightening bolt is located in the working groove.

Furthermore, the two ends of the peripheral surface of the extension rod, which are positioned at the two ends of the working groove along the extension direction, are provided with necking grooves, and the extension direction of the necking grooves is perpendicular to the extension direction of the working groove.

Further, the outer peripheral surface of the nut of the tightening bolt is provided with a plurality of straight holes.

Further, an external thread part is arranged on one side, close to the extension rod, of the outer peripheral surface of the connecting rod, a connecting cap is in threaded connection with the external thread part, a mounting hole for the extension rod to be inserted into penetrates through the inner bottom surface of the connecting cap, and a butting block is fixedly connected to one end, close to the connecting rod, of the extension rod; when the extension rod passes completely the mounting hole, just the connecting rod passes through external screw thread portion with when connecting cap threaded connection, the butt joint piece is located connect in the cap, just the butt joint piece is located connect in the cap the bottom surface with position between the connecting rod.

Further, an anti-collision pad is fixedly connected to the end face, close to the extension rod, of the connecting rod, when the extension rod completely penetrates through the mounting hole and the connecting rod is in threaded connection with the connecting cap through the external thread portion, the abutting block abuts against the anti-collision pad, a plurality of adjusting screws penetrate through the end face threads, far away from the connecting rod, of the connecting cap, and screws of the adjusting screws abut against the abutting block.

Further, the outer peripheral surface of the connecting rod is fixedly connected with a first hexagonal head block, and the outer peripheral surface of the connecting cap is fixedly connected with a second hexagonal head block.

Further, the edge of the orifice of the mounting hole is provided with a chamfer.

Further, the axis of the connecting cap is coaxially arranged with the axes of the connecting rod and the extension rod.

The utility model has the following beneficial effects:

the utility model provides a mould tool of back-off formula, through setting up the screw at the connecting rod, so that with the screw rod threaded connection of connecting rod and spark machine aircraft nose department, the one end through the screw of keeping away from at the connecting rod slides simultaneously and sets up copper public, utilize the locating part between copper public and the connecting rod simultaneously, restrict the public sliding motion of copper, thereby make copper public and connecting rod keep the state of relatively fixed, replace the operation of installing copper public installation on the spark machine aircraft nose through the mode that splices among the prior art from this, and then make copper public installation with dismantle easy and simple to handle, can avoid simultaneously dismantling the condition of copper public back offset printing that flows down at the hookup location, reach the beneficial effect who improves operating efficiency from this.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is one of the overall structural exploded views of the present invention.

Fig. 3 is an exploded view of the whole structure of the present invention.

In the figure: 1. a connecting rod; 11. a screw hole; 12. an external threaded portion; 13. a first hexagonal head block; 14. an anti-collision pad; 2. a connecting cap; 21. a second hexagonal head block; 22. mounting holes; 23. adjusting screws; 3. an extension pole; 31. a butting block; 32. a working groove; 33. a necking groove; 34. connecting holes; 35. a straight groove; 36. a slider; 4. tightly abutting against the bolt; 41. a straight hole; 5. copper alloy; 51. a chute.

Detailed Description

The utility model is described in further detail below with reference to the figures and the specific embodiments. In the present specification, the terms "upper", "inner", "middle", "left", "right" and "one" are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms and the modifications may be regarded as the scope of the present invention without substantial technical changes.

Referring to fig. 1 to 3, a reverse-buckling type mold jig comprises a copper pin 5 and a connecting rod 1, wherein an imprinted surface of the copper pin 5 is provided with a corresponding reverse-buckling structure after being engraved and precisely processed so as to be formed on a workpiece through electric discharge machining, one end of the connecting rod 1 is provided with a screw hole 11, the screw thread can be a blind hole or a through hole with depth, the end surface of the copper pin 5, which is far away from the imprinted surface, is slidably connected with one end of the connecting rod 1, which is far away from the screw hole 11, and a limiting part for limiting the sliding of the copper pin 5 is arranged between the connecting rod 1 and the copper pin 5.

Specifically, through setting up screw 11 at connecting rod 1, so that with the screw rod threaded connection of connecting rod 1 with spark machine aircraft nose department, the one end through screw 11 that keeps away from at connecting rod 1 slides and sets up copper public 5 simultaneously, utilize the locating part between copper public 5 and the connecting rod 1 simultaneously, restrict the male 5's of copper sliding motion, thereby make copper public 5 and connecting rod 1 keep the state of relatively fixed, replace the operation of installing copper public 5 on the spark machine aircraft nose through the mode that splices among the prior art from this, and then make copper public 5's installation and dismantlement easy and simple to handle, can avoid simultaneously dismantling the condition of the public 5 back of copper offset printing that flows down at hookup location, reach the beneficial effect who improves operating efficiency from this.

Referring to fig. 1 to 3, connecting rod 1 is close to the public 5 one end of copper and can be dismantled and be connected with extension rod 3, extension rod 3 has kept away from the terminal outer peripheral face of connecting rod 1 and has seted up two straight flute 35, two straight flute 35 divide and arrange the both sides at extension rod 3 axis, straight flute 35 extends along the 3 pole length directions of perpendicular to extension rod, extension rod 3 keeps away from connecting rod 1 end and forms the slider 36 that is the T shape through two straight flutes 35, the public 5 terminal surface of keeping away from its seal facet of copper has seted up along the horizontal direction and has been link up spout 51, spout 51 is the setting of T shape, spout 51 supplies slider 36 sliding connection.

Concretely, through being close to copper public 5 one end demountable installation extension rod 3 at connecting rod 1 to shorten the interval between the work piece surface of installing copper public 5 and the spark machine work platform work piece on extension rod 3, consequently the displacement stroke that the multi-end aircraft nose that can be good removed at the in-process of processing, thereby improve work efficiency's beneficial effect. In addition, the two opposite sides of the outer peripheral surface of the extension rod 3 are provided with the straight grooves 35 to form the slide blocks 36, so that the slide blocks 36 are in sliding connection with the slide grooves 51 on the copper male 5, and the slide grooves 51 penetrate through the copper male 5 along the horizontal direction, so that the connection between the copper male 5 and the slide blocks 36 on the extension rod 3 is simpler and more convenient.

The peripheral face of extension rod 3 has run through work groove 32, work groove 32 is located between slider 36 and the connecting rod 1, work groove 32 is the setting of class arch shape, the arch opening of work groove 32 sets up towards slider 36, work groove 32 is parallel with the horizontal plane towards the inner wall plane of slider 36, work groove 32 has run through connecting hole 34 towards the inner wall of slider 36, connecting hole 34 sets up with the axis of extension rod 3 is coaxial, the locating part includes the bolt 4 that supports tightly with connecting hole 34 threaded connection, the nut that supports bolt 4 is located work groove 32.

Specifically, set up connecting hole 34 through the inner wall at work groove 32, so that set up connecting hole 34, so as to supply to support tight bolt 4 threaded connection, because work groove 32 is the type arch shape, and the nut that supports tight bolt 4 is located work groove 32, so for the installation that supports tight bolt 4 provides more operating space, thereby it is more convenient to make the installation operation who supports tight bolt 4, be convenient for simultaneously insert through work groove 32 in the hexagonal countersink on the tight bolt 4 nut in the one end that utilizes the hexagonal plate in the arch arc mouth position of work groove 32, and then be convenient for rotate and support tight bolt 4. In a more specific use operation process, when the copper male 5 is in sliding connection with the sliding block 36 of the extension rod 3, the abutting bolt 4 is rotated by the wrench, so that the screw rod of the abutting bolt 4 abuts against the inner bottom surface of the sliding groove 51, and the effect of limiting the sliding connection between the sliding block 36 and the sliding groove 51 is achieved.

The peripheral surface of extension rod 3 is located work groove 32 and has all seted up necking down groove 33 along its extending direction's both ends, and necking down groove 33's extending direction is perpendicular mutually with work groove 32's extending direction. Specifically, the two ends of the working groove 32 in the extending direction are provided with the necking grooves 33, so that the periphery of the nut of the abutting bolt 4 is further close to the inside of the necking grooves 33, the operation of screwing the abutting bolt 4 in a manual mode is further facilitated, and the beneficial effect that the operation can be replaced in the manual operation mode in the process without the auxiliary operation of a wrench is achieved.

The outer peripheral surface of the nut of the tightening bolt 4 is provided with a plurality of straight holes 41 so as to be inserted into the straight holes 41 of the nut of the tightening bolt 4 through a wrench or other rod members, so that the tightening bolt 4 is rotated, and according to the lever principle, the beneficial effect of improving the tightening force between the tightening bolt 4 and the inner bottom surface of the sliding groove 51 is further achieved, so that the beneficial effect of improving the connection stability between the sliding block 36 and the sliding groove 51 is achieved.

Referring to fig. 1 to 3, in order to perform a function of detachably coupling the extension pole 3 with the coupling rod 1. An external thread part 12 is arranged on one side of the outer peripheral surface of the connecting rod 1 close to the extension rod 3, the external thread part 12 is in threaded connection with a connecting cap 2, an installation hole 22 for inserting the extension rod 3 penetrates through the inner bottom surface of the connecting cap 2, the hole shaft of the installation hole 22 is coaxially arranged with the axis of the connecting cap 2, one end of the extension rod 3 close to the connecting rod 1 is fixedly connected with a butting block 31, and the butting block 31 is arranged in a round handle shape; when the extension rod 3 is completely inserted through the mounting hole 22 and the coupler shaft 1 is threadedly coupled to the coupler cap 2 through the male threaded portion 12, the abutment block 31 is located inside the coupler cap 2 and the abutment block 31 is located at a position between the inner bottom surface of the coupler cap 2 and the coupler shaft 1. Meanwhile, the edge of the orifice of the mounting hole 22 is chamfered. Therefore, when the extension pole 3 is inserted into the mounting hole 22, the movement space for inserting the extension pole 3 into the mounting hole 22 can be enlarged, and the operation can be facilitated.

Specifically, by providing the connection cap 2 in threaded connection with the external thread portion 12 of the connection rod 1, and providing the mounting hole 22 on the inner bottom surface of the connection cap 2 for the extension rod 3 to be inserted, when the connection cap 2 is in threaded connection with the external thread portion 12 of the connection rod 1, the abutment block 31 of the extension rod 3 is positioned between the inner bottom surface of the connection cap 2 and the connection rod 1, thereby realizing the detachable mounting function of the extension rod 3.

Connecting rod 1 is close to the terminal surface fixedly connected with crash pad 14 of extension rod 3, passes mounting hole 22 completely when extension rod 3, and connecting rod 1 through external screw thread portion 12 and when connecting cap 2 threaded connection, butt piece 31 offsets tightly with crash pad 14, and connecting cap 2 keeps away from the terminal surface screw thread of connecting rod 1 and link up and have a plurality of adjusting screw 23, and adjusting screw 23's screw rod offsets tightly with butt piece 31.

Specifically, set up crash pad 14 through the terminal surface that is close to extension rod 3 at connecting rod 1, simultaneously when connecting cap 2 and connecting rod 1's external screw thread portion 12 threaded connection to make extension rod 3's butt piece 31 and connecting rod 1's crash pad 14 support each other tightly, so that reduce between connecting rod 1 and the butt piece 31 support each other tightly and the damaged condition appears, reach the beneficial effect who improves connecting rod 1 and extension rod 3 life from this.

Referring to fig. 1 to 3, a first hexagonal head block 13 is fixedly connected to an outer circumferential surface of the connecting rod 1, and a second hexagonal head block 21 is fixedly connected to an outer circumferential surface of the connecting cap 2. Specifically, by arranging the first hexagonal head block 13 and the second hexagonal head block 21, on one hand, the anti-slip function of the surfaces of the connecting rod 1 and the connecting cap 2 can be increased, and on the other hand, the first hexagonal head block 13 and the second hexagonal head block 21 can be screwed in a hand screwing or wrench screwing manner, so that the beneficial effect of facilitating the operation of screwing the connecting cap 2 and the connecting rod 1 is achieved.

The axis of the connecting cap 2 is arranged coaxially with the axis of the connecting rod 1 and the extension rod 3. Thereby make connecting cap 2, connecting

rod

1 and 3 three of extension rod can the concentrated transmission power of direction of transfer, and then reach moment output and concentrate stable beneficial effect.

The embodiments of the present invention are not limited thereto, and according to the above-mentioned contents of the present invention, the present invention can be modified, substituted or combined in other various forms without departing from the basic technical idea of the present invention.

Claims

1. The utility model provides a mould tool of back-off formula which characterized in that: including copper public and connecting rod, the screw has been seted up to the one end of connecting rod, the public terminal surface of keeping away from its seal facet of copper is kept away from the one end sliding connection of its screw with the connecting rod, the connecting rod with be provided with the locating part between the copper public.

2. The reverse-buckling type mold jig according to claim 1, characterized in that: the connecting rod is close to the public one end of copper can be dismantled and be connected with the extension rod, the extension rod is kept away from the outer peripheral face of the end of connecting rod has seted up the straight flute, the straight flute is along the perpendicular to the extension rod length direction extends, the extension rod is kept away from the connecting rod end passes through the straight flute forms the slider, the public terminal surface of keeping away from its seal facet of copper has seted up the spout, the spout supplies slider sliding connection.

3. The reverse-buckling type mold jig according to claim 2, characterized in that: the outer peripheral surface of the extension rod penetrates through a working groove, the working groove is located between the sliding block and the connecting rod, a connecting hole penetrates through the inner wall of the working groove, the inner wall of the working groove faces the sliding block, the limiting part comprises a tightening bolt in threaded connection with the connecting hole, and a nut of the tightening bolt is located in the working groove.

4. The reverse-buckling type mold jig according to claim 3, characterized in that: the peripheral surface of extension rod is located work groove has all seted up the necking down groove along its extending direction's both ends, the extending direction of necking down groove with the extending direction looks vertical of work groove.

5. The reverse-buckling type mold jig according to claim 3, characterized in that: the outer peripheral surface of the nut of the abutting bolt is provided with a plurality of straight holes.

6. The reverse-buckling type mold jig according to claim 2, characterized in that: an external thread part is arranged on one side, close to the extension rod, of the peripheral surface of the connecting rod, a connecting cap is in threaded connection with the external thread part, a mounting hole for the extension rod to be inserted into penetrates through the inner bottom surface of the connecting cap, and a butting block is fixedly connected to one end, close to the connecting rod, of the extension rod; when the extension rod passes completely the mounting hole, just the connecting rod passes through external screw thread portion with when connecting cap threaded connection, the butt joint piece is located connect in the cap, just the butt joint piece is located connect in the cap the bottom surface with position between the connecting rod.

7. The reverse-buckling type mold jig according to claim 6, characterized in that: the connecting rod is close to the terminal surface fixedly connected with crash pad of extension rod, works as the extension rod passes completely the mounting hole, just the connecting rod passes through external screw thread portion with during connecting cap threaded connection, the butt piece with crash pad looks butt tightly, the connecting cap is kept away from the terminal surface screw thread of connecting rod link up has a plurality of adjusting screw, adjusting screw's screw rod with the butt piece looks butt tightly.

8. The reverse-buckling type mold jig according to claim 6, characterized in that: the outer peripheral face of connecting rod fixedly connected with first hexagonal head piece, the outer peripheral face fixedly connected with second hexagonal head piece of connecting cap.

9. The reverse-buckling type mold jig according to claim 6, characterized in that: and a chamfer is formed at the edge of the orifice of the mounting hole.

10. The reverse-buckling type mold jig according to claim 6, characterized in that: the axis of the connecting cap is coaxial with the axes of the connecting rod and the extension rod.