CN218799677U

CN218799677U - Clamp for electric spark machining of die

Info

Publication number: CN218799677U
Application number: CN202223524547.0U
Authority: CN
Inventors: 常弟官
Original assignee: CHANGSHU JINGGONG MOULD MANUFACTURING CO LTD
Current assignee: CHANGSHU JINGGONG MOULD MANUFACTURING CO LTD
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-04-07
Anticipated expiration: 2032-12-28

Abstract

The application discloses anchor clamps for mould electrosparking relates to the technical field of anchor clamps. A fixture for electric spark machining of a die comprises a lifting piece, wherein a fixed block is arranged at the output end of the lifting piece, and the lifting piece is used for driving the fixed block to reciprocate along the vertical direction; the top of the fixed block is provided with an installation pit, a rotating mechanism is installed in the installation pit, the output end of the rotating mechanism is provided with a turntable, and the rotating mechanism is used for driving the turntable to rotate; the top of the turntable is also provided with a clamping mechanism for clamping the semi-cylindrical clamp. This application can be convenient for clip and rotate the anchor clamps of semicircle column shape.

Description

Clamp for electric spark machining of die

Technical Field

The application relates to the field of clamps, in particular to a clamp for electric spark machining of a die.

Background

At present, in order to ensure the integral molding of a glass bottle, a mold molding method is generally adopted to manufacture the glass bottle, after the manufacture is finished, the glass bottle product can be taken out on the basis of not damaging the glass bottle as much as possible, the mold with the glass bottle product is generally fixed on a clamp, then the glass bottle is demoulded by adopting an electric spark machining mode, wherein pulse spark discharge is carried out on different positions of a contact part of the glass bottle and the mold by using a tool electrode in the electric spark machining, in order to facilitate the electric spark machining of different positions of the clamp by a worker, the worker needs to continuously rotate the clamp by using a tool, the glass bottle clamp is generally semi-cylindrical and has higher temperature, the worker is harder to take up the semi-cylindrical clamp with higher temperature by using the tool, so that the subsequent rotation of the clamp is more laborious, and the working efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In order to be convenient for rotating the clamp, the application provides a clamp for electric spark machining of a die.

The application provides a mould is anchor clamps for electrosparking adopts following technical scheme:

a fixture for electric spark machining of a die comprises a lifting piece, wherein a fixed block is arranged at the output end of the lifting piece, and the lifting piece is used for driving the fixed block to reciprocate along the vertical direction; the top of the fixed block is provided with an installation pit, a rotating mechanism is installed in the installation pit, the output end of the rotating mechanism is provided with a turntable, and the rotating mechanism is used for driving the turntable to rotate; and the top of the turntable is also provided with a clamping mechanism for clamping the semi-cylindrical clamp.

Through adopting above-mentioned technical scheme, can place anchor clamps on fixture by the centre gripping, then can drive anchor clamps through drive slewing mechanism and rotate.

In a specific embodiment, the rotating mechanism comprises a worm wheel and a worm, the worm wheel and the worm are both installed in the installation pit, the worm wheel and the worm are matched, a driving piece used for driving the worm to rotate is arranged at the end part of the worm, the worm wheel and the turntable can synchronously rotate, and the driving piece is used for driving the worm to rotate so as to drive the turntable to rotate.

Through adopting above-mentioned technical scheme, the drive driving piece can make the worm rotate, makes the worm wheel rotate then, and the worm wheel rotates and will drive the carousel and rotate, and the carousel rotates and can drive the mould rotation by fixture centre gripping.

In a specific possible embodiment, a special-shaped shielding plate with an outer square and an inner circle is arranged on the side wall of the mounting pit, the inner wall surface of the special-shaped shielding plate is attached to the side wall of the turntable, and the outer wall surface of the special-shaped shielding plate is attached to the side wall surface of the mounting pit.

By adopting the technical scheme, the special-shaped shielding plate is arranged in the pit, and the special-shaped shielding plate is attached to the rotary disc to seal the pit, so that sparks can be prevented from falling on the worm wheel or the worm during electric spark machining as much as possible.

In a specific embodiment, a sealing member is provided between the shaped shielding plate and the rotating disc and between the mounting pit and the rotating disc.

By adopting the technical scheme, the sealing element can further reduce the possibility that sparks contact with the worm wheel or worm, and can prevent water from entering the pit.

In a specific implementation mode, the clamping mechanism comprises two clamping assemblies with the same structure, and the two clamping assemblies are arranged on the upper end face of the rotary table and are symmetrically distributed; the central zone of carousel up end is for pressing from both sides tight region, each clamping component all includes the opening orientation the fixed section of thick bamboo in tight region, each all slide in the fixed section of thick bamboo and be equipped with the sliding block, each the sliding block with correspond all be equipped with compression spring between the fixed section of thick bamboo, compression spring is used for making the sliding block is towards keeping away from reset after pressing from both sides the regional direction motion of clamp, each the sliding block is close to the one end in tight region all is equipped with the riser.

Through adopting above-mentioned technical scheme, can put into the clamp region with anchor clamps and make the lateral wall of anchor clamps and the tip of riser offset, compression spring can contract under the counterbalance force, takes off anchor clamps and can make the sliding block reset.

In a particular possible embodiment, each of the risers has an arcuate face at an end proximate the clamping area.

Through adopting above-mentioned technical scheme, semi-cylindrical mould can be laminated as far as possible to the arcwall face, makes the riser to the tight stability of clamp of mould as far as possible.

In a specific embodiment, a rubber pad is arranged on each arc-shaped surface.

Through adopting above-mentioned technical scheme, the rubber pad can make the riser protect the structure of mould when pressing from both sides tight to the mould.

In a specific possible embodiment, the lifting member is a scissor lift table.

Through adopting above-mentioned technical scheme, cut formula elevating platform and can adjust anchor clamps height in vertical direction.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the clamp can be placed on the clamping mechanism to be clamped, and then the rotating mechanism is driven to drive the clamp to rotate;

2. the special-shaped shielding plate is arranged in the pit, and the special-shaped shielding plate is attached to the rotary disc to seal the pit, so that sparks drop on the worm wheel or worm during electric spark machining as much as possible, and the possibility that water contacts the worm wheel or worm can be reduced by arranging the sealing piece;

3. can put into clamping area with anchor clamps and make the lateral wall of anchor clamps offset with the arcwall face of riser, compression spring can contract under the counterbalance force, takes away anchor clamps and can make the sliding block reset.

Drawings

Fig. 1 is a schematic view of an overall structure of a die electric discharge machining jig according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of a structure for mounting the structures in the pit.

Fig. 3 is a schematic structural view for embodying the clamping assembly.

Description of reference numerals: 1. a lifting member; 2. a fixed block; 21. installing a pit; 211. a special-shaped shielding plate; 212. a seal member; 3. a rotating mechanism; 31. a turntable; 32. a worm; 33. a supporting seat; 34. a drive member; 35. a rotating shaft; 36. a worm gear; 4. a clamping mechanism; 41. a clamping assembly; 411. a fixed cylinder; 412. a slider; 413. a compression spring; 414. a vertical plate; 415. an arc-shaped surface; 416. a rubber pad; 42. a clamping area.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses a fixture for electric spark machining of a die. Referring to fig. 1 and 2, the mold electrical discharge machining fixture includes a lifting member 1, the lifting member 1 is a scissor-type lifting table, and the scissor-type lifting table is not described herein again for the prior art, a fixed block 2 is installed at the top of the lifting member 1, an installation pit 21 is formed at the top of the fixed block 2, a rotating mechanism 3 is installed in the installation pit 21, a rotating disc 31 is installed at an output end of the rotating mechanism 3, an upper end surface of the rotating disc 31 is higher than an upper end surface of the fixed block 2, and the rotating mechanism 3 is used for driving the rotating disc 31 to rotate horizontally; the upper end surface of the rotary table 31 is provided with a plurality of clamping mechanisms 4 for clamping the semi-cylindrical clamps.

Referring to fig. 2, the rotating mechanism 3 includes a worm 32, two supporting seats 33 for mounting the worm 32 are installed at the bottom of the mounting pit 21, the worm 32 is rotatably installed on the supporting seats 33, a bearing is installed at the joint of the worm 32 and the supporting seats 33, a driving piece 34 for driving the worm 32 is installed at the end of the worm 32, the driving piece 34 is a servo motor, a vertical rotating shaft 35 is further rotatably installed in the mounting pit 21, a cylindrical roller bearing is installed at the joint of the mounting pit 21 and the rotating shaft 35, a worm wheel 36 is fixedly installed on the circumferential side wall of the rotating shaft 35, the worm wheel 36 is matched with the worm 32, the turntable 31 is fixedly installed at the top of the rotating shaft 35, and the driving piece 34 is used for driving the worm 32 to rotate so as to drive the worm wheel 36 to rotate, so that the turntable 31 rotates.

Referring to fig. 1 and 2, a special-shaped shielding plate 211 which is square outside and round inside is further mounted on the side wall of the mounting pit 21, the inner wall surface of the special-shaped shielding plate 211 is attached to the side wall of the rotating disc 31, the outer wall surface of the special-shaped shielding plate 211 is attached to the side wall surface of the mounting pit 21, sealing members 212 are arranged between the special-shaped shielding plate 211 and the rotating disc 31 and between the mounting pit 21 and the rotating disc 31, the sealing members 212 are rubber sealing rings, and the special-shaped shielding plate 211 and the sealing members 212 are used for reducing the possibility that sparks generated in water or electric spark machining contact with the worm wheel 36 and the worm 32.

Referring to fig. 1, the clamping mechanism 4 includes two clamping assemblies 41 with the same structure, and the two clamping assemblies 41 are disposed on the upper end surface of the turntable 31 and symmetrically distributed; the central area of the upper end face of the turntable 31 is a clamping area 42 for placing a semi-cylindrical mold, and in conjunction with fig. 3, one of the clamping assemblies 41 is taken as an example: the clamping assembly 41 comprises a fixed barrel 411 with an opening facing the clamping area 42, sliding blocks 412 are arranged in the fixed barrel 411, the sliding blocks 412 can slide in the fixed barrel 411, compression springs 413 are arranged in the fixed barrel 411, one ends of the compression springs 413 are fixedly connected with one ends, far away from the clamping area 42, of the sliding blocks 412, the other ends of the compression springs 413 are fixedly connected with the inner side wall of the fixed barrel 411, the compression springs 413 are used for enabling the sliding blocks 412 to reset after moving towards the direction far away from the clamping area 42, vertical plates 414 are arranged at the ends, close to the clamping area 42, of the sliding blocks 412, arc-shaped surfaces 415 are arranged at the ends, close to the clamping area 42, of the vertical plates 414, rubber pads 416 are arranged on the arc-shaped surfaces 415, the arc-shaped surfaces 415 can be attached to semi-cylindrical mold side walls as far as possible during clamping, and the rubber pads 416 are used for preventing structures on the surfaces of the molds from being damaged during clamping.

The implementation principle of the fixture for electric spark machining of the die in the embodiment of the application is as follows: place half-cylindrical anchor clamps between two risers 414 at first for arcwall face 415 on two risers 414 presss from both sides half-cylindrical anchor clamps lateral wall tightly, then starts lifter 1 and adjusts half-cylindrical anchor clamps height, treats that half-cylindrical anchor clamps adjust suitable high back, starts driving piece 34 and drives worm 32 and rotate, makes worm wheel 36 rotate then, thereby makes carousel 31 rotate in order to drive half-cylindrical anchor clamps and rotate.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a mould is anchor clamps for spark-erosion machining which characterized in that: the lifting device comprises a lifting piece (1), wherein a fixed block (2) is arranged at the output end of the lifting piece (1), and the lifting piece (1) is used for driving the fixed block (2) to reciprocate along the vertical direction; the top of the fixing block (2) is provided with an installation pit (21), a rotating mechanism (3) is installed in the installation pit (21), the output end of the rotating mechanism (3) is provided with a turntable (31), and the rotating mechanism (3) is used for driving the turntable (31) to rotate; and the top of the turntable (31) is also provided with a clamping mechanism (4) for clamping the semi-cylindrical clamp.

2. The jig for electric discharge machining of a mold according to claim 1, characterized in that: slewing mechanism (3) include worm wheel (36) and worm (32), worm wheel (36) with worm (32) are all installed in installation pit (21), worm wheel (36) with worm (32) cooperate, the tip of worm (32) is equipped with and is used for the drive worm (32) pivoted driving piece (34), worm wheel (36) with carousel (31) can synchronous rotation, driving piece (34) are used for the drive thereby worm (32) rotate drive carousel (31) rotate.

3. The jig for electric discharge machining of a mold according to claim 1, characterized in that: the side wall of the installation pit (21) is provided with a special-shaped shielding plate (211) with an outer square and an inner circle, the inner wall surface of the special-shaped shielding plate (211) is attached to the side wall of the turntable (31), and the outer wall surface of the special-shaped shielding plate (211) is attached to the side wall surface of the installation pit (21).

4. The jig for electric discharge machining of a mold according to claim 3, characterized in that: sealing elements (212) are arranged between the special-shaped shielding plate (211) and the rotary disc (31) and between the mounting concave pit (21) and the rotary disc (31).

5. The jig for electric discharge machining of a mold according to claim 1, characterized in that: the clamping mechanism (4) comprises two clamping assemblies (41) with the same structure, and the two clamping assemblies (41) are arranged on the upper end face of the rotary table (31) and are symmetrically distributed; the central area of carousel (31) up end is clamping area (42), each clamping unit (41) all includes the opening orientation clamping area (42)'s fixed section of thick bamboo (411), each all slide in the fixed section of thick bamboo (411) and be equipped with sliding block (412), each sliding block (412) with correspond all be equipped with compression spring (413) between the fixed section of thick bamboo (411), compression spring (413) are used for making sliding block (412) are kept away from reset after clamping area (42) direction motion, each sliding block (412) are close to clamping area (42)'s one end all is equipped with riser (414).

6. The jig for electric discharge machining of a mold according to claim 5, characterized in that: each riser (414) has an arcuate surface (415) at an end proximate the gripping region (42).

7. The jig for electric discharge machining of a mold according to claim 6, characterized in that: each arc-shaped surface (415) is provided with a rubber pad (416).

8. The jig for electric discharge machining of a mold according to claim 1, characterized in that: the lifting piece (1) is a scissor type lifting platform.