CN210451849U

CN210451849U - Spark forming processing tool clamp for electrode manufacturing

Info

Publication number: CN210451849U
Application number: CN201920900655.2U
Authority: CN
Inventors: 黄伟军
Original assignee: Sailing Technology Co ltd
Current assignee: Sailing Technology Co ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-05-05
Anticipated expiration: 2029-06-14

Abstract

The utility model provides an electrode is made and is used spark forming processing frock clamp belongs to injection mold and makes. The electric spark forming tool clamp solves the problems that an existing electric spark forming tool clamp is low in positioning accuracy and the like. This electrode manufacturing is with electric spark shaping processing frock clamp, including the work chuck, set up the electrode holder seat that is used for pressing from both sides tight electrode tip on the work chuck, the bellied location platform that makes progress has on the work chuck, the upper surface center department of location platform offers and is used for the blind rivet to penetrate the centre bore of locking, be provided with a plurality of locating piece and a plurality of position sleeve on the location bench surface, offer the connecting hole that is used for the blind rivet to fix on the bottom face of electrode holder, be provided with constant head tank and reference column on the bottom face of electrode holder seat, the locating piece cooperatees with the constant head tank, the lower extreme of reference column penetrates to in the position. The utility model has the advantages of easy dismounting, accurate positioning and high precision.

Description

Spark forming processing tool clamp for electrode manufacturing

Technical Field

The utility model belongs to the technical field of injection mold makes, a spark forming processing frock clamp for electrode manufacturing is related to.

Background

The electric spark forming processing is an indispensable important processing means for modern die manufacturing, along with the increasing precision and complexity of product dies, the parts of the dies which need the electric spark forming processing are more and more, and the workload of the electric spark electrode design accounts for 20% -40% of the workload of the whole die design. Therefore, the automatic and intelligent design of the electric spark electrode is very important for shortening the design and manufacturing period of the die and improving the design quality.

The automation and intellectualization of the electric spark electrode are usually based on the accuracy of the positioning of the tool fixture, the electric spark electrode in the existing market generally utilizes a blind rivet in the tool fixture to realize the fixed connection of the fixture seat and the working chuck, and the necessary positioning assembly is lacked to improve the positioning accuracy of the fixture seat and the working chuck.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, provide an electrode for manufacturing spark forming processing frock clamp that easy dismounting, location are accurate, the precision is high.

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

the utility model provides an electrode manufacturing is with electric spark shaping processing frock clamp, includes the work chuck, sets up the electrode holder seat that is used for pressing from both sides tight electrode tip on the work chuck, the work chuck on have an bellied location platform that makes progress, the upper surface center department of location platform offers and is used for the blind rivet to penetrate the centre bore of locking, is provided with a plurality of locating piece and a plurality of position sleeve on the location bench surface, the bottom face of electrode holder seat on offer and be used for the fixed connecting hole of blind rivet, the bottom face of electrode holder seat on be provided with constant head tank and reference column, the locating piece cooperatees with the constant head tank, the lower extreme of reference column penetrate to in the position sleeve.

In the spark forming processing tool clamp for manufacturing the electrode, the positioning block and the positioning sleeve are circumferentially and uniformly distributed on the upper surface of the positioning table at intervals by taking the central hole as a center.

In the spark forming and processing tool clamp for manufacturing the electrode, the upper end face of each positioning block is provided with an insert which protrudes upwards and is in a frustum pyramid shape, the insert upwards penetrates into the positioning groove, and the end edge of the insert is clamped on the groove edge of the positioning groove.

In the spark forming tooling fixture for manufacturing the electrode, the positioning column comprises an upper connecting section and a lower connecting section, the upper connecting section is detachably connected with the electrode fixture seat, the bottom end part of the lower connecting section is conical, and when the lower connecting section completely extends into the positioning groove, an air gap is reserved between the lower connecting section and the positioning groove.

In foretell electrode manufacturing uses spark forming tooling fixture, the side tip of work chuck be provided with a plurality of intake ducts, every the one end of intake duct be linked together with the constant head tank of corresponding position department, the other end of intake duct is connected with external pneumatic equipment.

In the spark forming and processing tool clamp for manufacturing the electrode, the air inlet channel is connected with the air outlet channel which is horizontally and transversely arranged, the outlet of the air outlet channel is arranged on the side surface of the positioning table, and the outlet is provided with a detachable sealing element.

In the spark forming processing tool clamp for manufacturing the electrode, the bottom end face of the positioning groove is provided with a downward sunken air groove, and the center of the air groove is provided with an air hole communicated with the air inlet channel.

In the spark forming processing tool clamp for manufacturing the electrode, the cross section of the electrode clamp seat is square, the number of the positioning columns is four, and the four positioning columns are respectively positioned at the end corners of the electrode clamp seat.

In the spark forming tool for manufacturing the electrode, the electrode holder is provided with a downwardly concave placing groove for placing the electrode tip, and the side end of the electrode holder is provided with a bolt hole communicated with the placing groove and used for connecting a fixing bolt.

In the spark forming processing tool clamp for manufacturing the electrode, the connecting hole and the central hole are coaxially arranged.

Compared with the prior art, the utility model has the advantages of:

1. the working chuck is provided with a positioning block and a positioning sleeve, and the positioning block and the positioning sleeve are mounted and positioned with a positioning groove and a positioning column on the electrode clamp seat, so that the positioning precision is improved.

2. Have the bellied arris platform form of being of making progress on the up end of locating piece and insert, insert and upwards penetrate to the constant head tank in, utilize the end limit card of inserting to locate on the groove edge of constant head tank and prevent that locating piece and constant head tank from taking place radial removal, improve the degree of cooperation of locating piece and constant head tank.

3. The upper connecting section of the positioning column is detachably connected with the electrode clamp seat, and the bottom end part of the lower connecting section of the positioning column is conical, so that the positioning column is convenient to disassemble and replace.

4. The cross section of the electrode clamp seat is square, the number of the positioning columns is four, and the four positioning columns are respectively positioned at the end corners of the electrode clamp seat to play a role in stable positioning.

5. Be provided with the intake duct on the work chuck, carry out the clearance of impurity through the intake duct to the constant head tank inside, for connecting of electrode holder seat provide the work guarantee of earlier stage in the installation.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

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

Fig. 2 is a schematic view of the connection of the local structures of the present invention.

Fig. 3 is a top view of the work chuck according to the present invention.

Fig. 4 is a schematic structural diagram of the distribution of the middle air inlet duct of the present invention.

Fig. 5 is a schematic structural view of the electrode holder of the present invention.

In the figure, 1, a work chuck; 2. an electrode holder base; 3. an electrode tip; 4. a positioning table; 5. a central bore; 6. positioning blocks; 7. a positioning sleeve; 8. connecting holes; 9. positioning a groove; 10. a positioning column; 11. an insert; 12. an upper connecting section; 13. a lower connecting section; 14. an air gap; 15. an air inlet channel; 16. an exhaust passage; 17. a seal member; 18. an air tank; 19. air holes; 20. a placement groove; 21. bolt holes.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 to 5, an electric spark forming processing tool clamp for electrode manufacturing, including work chuck 1, set up electrode holder seat 2 that is used for pressing from both sides tight electrode tip 3 on work chuck 1, work chuck 1 is last to have upwards bellied location platform 4, the upper surface center department of location platform 4 offers the centre bore 5 that is used for the blind rivet to penetrate locking, be provided with a plurality of locating piece 6 and a plurality of position sleeve 7 on the location platform 4 upper surface, set up connecting hole 8 that is used for the blind rivet to fix on the bottom face of electrode holder seat 2, be provided with constant head tank 9 and reference column 10 on the bottom face of electrode holder seat 2, locating piece 6 cooperatees with constant head tank 9, the lower extreme of reference column 10 penetrates to in the position sleeve 7.

The spark forming processing tool clamp for manufacturing the electrode comprises a working chuck 1 and an electrode clamp seat 2, in order to improve the positioning accuracy of the working chuck 1 and the electrode clamp seat 2, a positioning block 6 and a positioning sleeve 7 are arranged on the upper surface of a positioning table 4, when the electrode clamp seat 2 is installed and connected with the positioning table 4, a positioning column 10 is inserted into the positioning sleeve 7 of the positioning table 4 to realize the primary positioning of the electrode clamp seat 2 and the positioning table 4, and then the positioning block 6 is matched with a positioning groove 9 to realize the secondary positioning, so that the assembling accuracy is improved.

Referring to fig. 1 and 3, the positioning blocks 6 and the positioning sleeves 7 are circumferentially and uniformly distributed on the upper surface of the positioning table 4 at intervals by taking the central hole 5 as a center, and one positioning sleeve 7 is correspondingly arranged on the side of each positioning block 6, so that when the working chuck 1 and the electrode clamp base 2 are installed in a matched manner, the connection stability and the matching precision can be ensured.

As shown in fig. 2, an upward convex frustum-shaped insert 11 is provided on the upper end surface of each positioning block 6, the insert 11 penetrates into the positioning groove 9 upward, the end edge of the insert 11 is clamped on the groove edge of the positioning groove 9, and the end edges of the inserts 11 are clamped on the groove edge of the positioning groove 9 when being connected, so that the radial deflection of the positioning block 6 relative to the electrode holder 2 is limited, and the degree of fit between the positioning block 6 and the positioning groove 9 is improved.

As preferred, reference column 10 includes linkage segment 12 and lower linkage segment 13, be detachable connections between upper linkage segment 12 and the electrode holder seat 2, can be conventional threaded connection, make things convenient for timely dismouting change of reference column 10, lower linkage segment 13 inserts and is used for the location in the reference column 10, lower linkage segment 13 bottom portion is the toper, and when linkage segment 13 stretches into to constant head tank 9 completely down, leave air gap 14 between lower linkage segment 13 and the constant head tank 9, air gap 14's reservation makes the spliced pole more convenient when installation and dismantlement, the state that prevents to appear air negative leads to electrode holder seat 2 to be difficult to lift off.

As shown in fig. 4, the side end of the work chuck 1 is provided with a plurality of air inlets 15, one end of each air inlet 15 is communicated with the positioning groove 9 at the corresponding position, the other end of the air inlet 15 is connected with an external pneumatic device, the external pneumatic device can be a cylinder known by the technical personnel in the field, and a fan and other conventional products, when the pneumatic device introduces air into the air inlet 15, the air finally flows into the positioning column 10 to play a dust removing role, and the impurities for processing are prevented from falling into the positioning column to influence the normal installation and positioning accuracy.

The air inlet channel 15 is connected with an air outlet channel 16 which is horizontally arranged, the outlet of the air outlet channel 16 is arranged on the side surface of the positioning table 4, a detachable sealing member 17 is arranged on the outlet, the sealing member 17 can be a cock or a bolt which is well known to those skilled in the art, and the air outlet channel 16 is communicated with the air vent channel for timely exhausting and relieving pressure.

Offer the air duct 18 of undercut on the bottom face of constant head tank 9, the center department of air duct 18 offers the gas pocket 19 that is linked together with intake duct 15, and the aperture of gas pocket 19 is less than the aperture of intake duct 15, and when the air extrusion in intake duct 15 passed through gas pocket 19, has higher pressure impulsive force, can help the quick impurity of clearance in the displacement reference column 10.

The cross section of the electrode clamp seat 2 is square, the number of the positioning columns 10 is four, the positioning columns are respectively positioned at the end corners of the electrode clamp seat 2, and the positions at the end corners play a role in stable positioning.

The electrode clamp seat 2 is provided with a downward-recessed placing groove 20 for placing the electrode tip 3, the side end of the electrode clamp seat 2 is provided with a bolt hole 21 communicated with the placing groove 20 and used for connecting a fixing bolt, when the electrode tip 3 is installed on the electrode clamp seat 2, the bottom of the electrode tip 3 is matched with the bottom of the placing groove 20, then the side portion of the electrode tip 3 is attached to the inner end face of the placing groove 20 far away from one side of the bolt hole 21, and finally the electrode tip 3 is fixed through bolts.

In order to ensure the precision of the connecting hole 8 and the central hole 5 when the blind rivet is installed and ensure smooth installation, the connecting hole 8 and the central hole 5 are coaxially arranged.

The utility model discloses a theory of operation does: before work chuck 1 and electrode holder seat 2 are installed and used, utilize pneumatic equipment to inflate the inside impurity of discharge toward reference column 10, then to central hole 5 again, clearance guarantees on locating piece 6 that no impurity remains, when installing electrode holder seat 2, place electrode holder seat 2 perpendicularly, utilize reference column 10 of four extreme angle departments of electrode holder seat 2 to realize with the primary positioning of position sleeve 7, then suitably adjust the position of electrode holder seat 2 again, make 11 cards of inserting on the locating piece 6 go into to realize the secondary positioning in constant head tank 9, place electrode holder seat 2 completely on work chuck 1's locating platform 4 at last, have the connecting hole 8 of seting up with central hole 5 coaxial line on the electrode holder seat 2, the blind rivet of connecting fixedly on the connecting hole 8 can stretch into and lock in central hole 5, accomplish frock clamp's integral erection.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms work chuck 1, electrode holder 2, electrode tip 3, positioning table 4, central hole 5, positioning block 6, positioning sleeve 7, connecting hole 8, positioning groove 9, positioning post 10, insert 11, upper connecting section 12, lower connecting section 13, air gap 14, air inlet channel 15, air outlet channel 16, sealing member 17, air groove 18, air hole 19, placement groove 20, bolt hole 21, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims

1. An electric spark forming processing tool clamp for manufacturing an electrode comprises a working chuck (1), an electrode clamp seat (2) which is arranged on the working chuck (1) and is used for clamping an electrode tip (3), it is characterized in that the working chuck (1) is provided with a positioning table (4) protruding upwards, a center hole (5) for penetration and locking of a blind rivet is arranged at the center of the upper surface of the positioning table (4), a plurality of positioning blocks (6) and a plurality of positioning sleeves (7) are arranged on the upper surface of the positioning table (4), the bottom end surface of the electrode clamp seat (2) is provided with a connecting hole (8) for fixing a blind rivet, the electrode fixture base is characterized in that a positioning groove (9) and a positioning column (10) are arranged on the bottom end face of the electrode fixture base (2), the positioning block (6) is matched with the positioning groove (9), and the lower end of the positioning column (10) penetrates into the positioning sleeve (7).

2. The electric spark forming processing tooling clamp for manufacturing the electrode according to claim 1, wherein the positioning block (6) and the positioning sleeve (7) are circumferentially and uniformly distributed on the upper surface of the positioning table (4) at intervals by taking the central hole (5) as a center.

3. The electric spark forming tool clamp for manufacturing the electrode according to claim 1, wherein an insert (11) which protrudes upwards and is in a frustum pyramid shape is arranged on the upper end surface of each positioning block (6), the insert (11) penetrates upwards into the positioning groove (9), and the end edge of the insert (11) is clamped on the groove edge of the positioning groove (9).

4. The electric spark forming machining tool clamp for manufacturing the electrode according to claim 1, wherein the positioning column (10) comprises an upper connecting section (12) and a lower connecting section (13), the upper connecting section (12) is detachably connected with the electrode clamp seat (2), the bottom end of the lower connecting section (13) is conical, and when the lower connecting section (13) completely extends into the positioning groove (9), an air gap (14) is reserved between the lower connecting section (13) and the positioning groove (9).

5. The electrode manufacturing spark forming tooling fixture as claimed in claim 1, wherein the side end of the working chuck (1) is provided with a plurality of air inlets (15), one end of each air inlet (15) is communicated with a positioning groove (9) at a corresponding position, and the other end of each air inlet (15) is connected with an external pneumatic device.

6. The electric spark forming processing tooling clamp for manufacturing the electrode according to claim 5, wherein the air inlet channel (15) is connected with an air outlet channel (16) horizontally and transversely arranged, the outlet of the air outlet channel (16) is arranged on the side surface of the positioning table (4), and a detachable sealing element (17) is arranged on the outlet.

7. The electric spark forming processing tool clamp for manufacturing the electrode according to claim 5, wherein a downward-recessed air groove (18) is formed in the bottom end face of the positioning groove (9), and an air hole (19) communicated with the air inlet channel (15) is formed in the center of the air groove (18).

8. The electric spark forming processing tooling clamp for manufacturing the electrode according to claim 1, wherein the cross section of the electrode clamp seat (2) is square, the number of the positioning columns (10) is four, and the four positioning columns (10) are respectively positioned at the end corners of the electrode clamp seat (2).

9. The electric spark forming tool clamp for manufacturing the electrode according to claim 1, wherein the electrode clamp seat (2) is provided with a downward-recessed placing groove (20) for placing the electrode tip (3), and the side end of the electrode clamp seat (2) is provided with a bolt hole (21) communicated with the placing groove (20) and used for fixing a bolt.

10. The electric spark forming processing tooling clamp for manufacturing the electrode as claimed in claim 1, wherein the connecting hole (8) is arranged coaxially with the central hole (5).