CN218612093U

CN218612093U - Machining clamp convenient for controlling interelectrode gap

Info

Publication number: CN218612093U
Application number: CN202222947334.2U
Authority: CN
Inventors: 阿达依·谢尔亚孜旦; 陈科嘉
Original assignee: Xinjiang University
Current assignee: Xinjiang University
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-03-14
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses a make things convenient for machining anchor clamps in control interelectrode clearance relates to electrochemical machining technical field, including bottom plate and apron, be provided with positioning mechanism on the bottom plate, the apron passes through positioning mechanism and bottom plate constitution is fixed, install the support on the bottom plate, rotate on the support and install adjusting bolt, be equipped with the sliding sleeve that runs through self in the apron, the bottom mounting of sliding sleeve is equipped with draws the electricity piece, sliding sleeve threaded connection is on adjusting bolt, the upper surface of bottom plate is equipped with the electrolysis trough, be equipped with the mounting groove in the electrolysis trough, the mounting groove is used for installing the work piece. The utility model discloses in, the staff accessible is observed the pointer and is judged the distance of adjusting at the numerical value on the scale mark, has simplified frequent contrast adjustment process, has improved the regulation efficiency in interelectrode clearance, has ensured the accuracy that interelectrode clearance was adjusted simultaneously, has promoted the electrolysis effect.

Description

Machining clamp convenient for controlling interelectrode gap

Technical Field

The utility model relates to an electrochemical machining technical field especially relates to a make things convenient for machining anchor clamps in control interelectrode clearance.

Background

Electrolytic grinding is a composite processing technology for processing by combining the electrolytic action and the mechanical grinding action, and has strong advantages in processing hard-to-grind metal materials with high hardness, high strength, high toughness and high brittleness. With the rapid development of modern industry, high-hardness and high-strength alloy materials as dies and structural parts are widely applied to the processing fields of aviation, aerospace, medicine and the like.

The traditional machining mode easily causes cutter abrasion and has the defect of poor machining precision, the electrolytic grinding has the advantages of high machining precision, strong surface integrity and the like, and the disadvantages of the traditional machining process are obviously improved.

The prior patent (publication number: CN 209532324U) provides a clamp for electrolytic machining, including upper cover plate and lower plate, the upper cover plate passes through the clamping piece with the lower plate and is fixed, be equipped with the first bolt that runs through self in the upper cover plate, the bottom mounting of first bolt is equipped with negative pole electricity-leading piece, the upper surface of lower plate is equipped with the electrolysis trough, be equipped with the mounting groove in the electrolysis trough, the mounting groove is used for installing the work piece, be equipped with the second bolt in the lower plate, the top of second bolt stretches into the mounting groove after passing the lower plate, the top of second bolt is used for supporting the work piece, the utility model discloses can conveniently control the interelectrode clearance between work piece and the negative pole electricity-leading piece, can conveniently make things convenient for the dismouting of work piece in the electrolysis trough to draw clearance between the piece

The above electrolytic machining jig has the following disadvantages when used: the machining fixture has the advantages that scale reference is not provided in the process of adjusting the interelectrode gap, frequent comparison needs to be carried out during adjustment, the time for adjusting the interelectrode gap is prolonged, the accuracy of adjusting the interelectrode gap is reduced, the electrolysis effect is poor, and therefore the machining fixture convenient for controlling the interelectrode gap is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a make things convenient for processing anchor clamps in control interelectrode clearance has solved and has not had the scale reference at adjustment interelectrode clearance in-process, need carry out frequent contrast when leading to the adjustment, has increased interelectrode clearance adjustment time, has reduced the precision of interelectrode clearance adjustment, and then has leaded to the relatively poor technical problem of electrolysis effect.

In order to solve the technical problem, the utility model provides a pair of make things convenient for machining anchor clamps in control interelectrode clearance, including bottom plate and apron, be provided with positioning mechanism on the bottom plate, the apron constitutes fixedly through positioning mechanism and bottom plate, install the support on the bottom plate, it installs adjusting bolt to rotate on the support, be equipped with the sliding sleeve that runs through self in the apron, the bottom mounting of sliding sleeve is equipped with draws the electricity piece, sliding sleeve threaded connection is on adjusting bolt, the upper surface of bottom plate is equipped with the electrolysis trough, be equipped with the mounting groove in the electrolysis trough, the mounting groove is used for installing the work piece, it revolves the twist bolt to be equipped with in the bottom plate, the top of revolving the twist bolt stretches into the mounting groove after passing the bottom plate, the top of revolving the twist bolt is used for supporting the work piece.

Preferably, be connected with the connecting plate on the sliding sleeve, the slider is all installed to the left and right sides of connecting plate, the slider slides and sets up on the support, the front of support is provided with the scale mark, the inboard of slider is provided with the pointer, and the staff accessible is observed the numerical value of pointer on the scale mark and is judged the distance of adjusting for adjust more accurately.

Preferably, the positioning mechanism comprises a hinged support, a limiting plate, a positioning bolt and a pressing plate, the hinged support is installed on the side wall of the upper end of the cover plate, the limiting plate is rotatably installed on the hinged support, the positioning bolt is connected onto the limiting plate, the bottom end of the positioning bolt is connected with the pressing plate, the cover plate can be conveniently and quickly fixed onto the bottom plate, and then a workpiece is clamped inside the electrolytic tank.

Preferably, the bottom surface of clamp plate is provided with the slipmat, the slipmat is the rubber material, increases clamp plate bottom surface frictional force for the bottom plate is fixed more stably with the apron.

Preferably, the adjusting bolt is provided with a bearing, and the adjusting bolt is rotatably connected with the support through the bearing, so that the adjusting bolt is more stably installed.

Preferably, lead electric block top surface and install the pole of leading, it extends to the apron top and is connected with the connection negative pole to lead the pole top, revolve the bottom of twisting the bolt and install the connection positive pole, can connect external power source, conveniently carry out electrochemical machining to the work piece.

Preferably, the top surface of the limiting plate is provided with a threaded through hole, and the positioning bolt is in threaded connection with the inside of the threaded through hole, so that the positioning bolt can be in threaded connection with the limiting plate.

Preferably, the knob is installed on the top end of the adjusting bolt, the knob is fixed with the adjusting bolt through welding, and the adjusting bolt can be driven to rotate through rotating the knob, so that the adjusting bolt can rotate more conveniently.

Compared with the prior art, the utility model provides a pair of make things convenient for processing anchor clamps in control interelectrode clearance has following beneficial effect:

1. the utility model discloses in, can make the sliding sleeve carry out vertical movement through rotatory adjusting bolt, the sliding sleeve drives and draws electric block synchronous motion to make it and work piece contact, because adjusting bolt and sliding sleeve are threaded connection, utilize adjusting bolt to fix the sliding sleeve, and then fix drawing the electric block, guarantee interelectrode clearance invariant, when the interelectrode clearance of co-altitude not is adjusted to needs, the position of sliding sleeve on adjusting bolt is changed to the rotatory positive and negative adjusting bolt of accessible, and then change the distance of drawing electric block lower surface apart from the work piece upper surface, and then change required interelectrode clearance.

2. The utility model discloses in, the sliding sleeve drives the connecting plate at the in-process of vertical migration and removes, and the connecting plate drives the sliding sleeve and removes along support vertical migration, and the sliding sleeve drives the pointer and removes along the scale mark, and the staff accessible is observed the numerical value of pointer on the scale mark and is judged the distance of adjusting, has simplified frequent contrast adjustment process, has improved the regulation efficiency in interelectrode clearance, has ensured the accuracy that interelectrode clearance was adjusted simultaneously, has promoted the electrolysis effect.

Drawings

Fig. 1 is a schematic structural view of a machining jig that facilitates control of interpolar gap;

fig. 2 is a schematic cross-sectional view of a machining jig for conveniently controlling an interelectrode gap;

FIG. 3 is a schematic diagram of a baseplate structure in a machining fixture facilitating control of interpolar gap;

fig. 4 is an enlarged view of a structure at a in fig. 2.

Reference numbers in the figures: 1. a base plate; 2. a cover plate; 3. an electrolytic cell; 4. screwing the bolt; 5. connecting the positive electrode; 6. a support; 7. adjusting the bolt; 8. a sliding sleeve; 9. a lead block; 10. an electricity leading pole; 11. connecting the cathode; 12. a connecting plate; 13. a slider; 14. scale lines; 15. a pointer; 16. hinging seats; 17. a limiting plate; 18. positioning the bolt; 19. and (7) pressing a plate.

Detailed Description

Embodiments of the present invention are described in detail below.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. They may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the first embodiment, as shown in fig. 1 to 4, a machining fixture capable of conveniently controlling an interpolar gap includes a bottom plate 1 and a cover plate 2, a positioning mechanism is disposed on the bottom plate 1, the cover plate 2 is fixed to the bottom plate 1 through the positioning mechanism, a support 6 is mounted on the bottom plate 1, an adjusting bolt 7 is rotatably mounted on the support 6, a sliding sleeve 8 penetrating through the cover plate 2 is disposed in the cover plate 2, a power-guiding block 9 is fixedly disposed at a bottom end of the sliding sleeve 8, the sliding sleeve 8 is in threaded connection with the adjusting bolt 7, an electrolytic tank 3 is disposed on an upper surface of the bottom plate 1, a mounting groove is disposed in the electrolytic tank 3 and used for mounting a workpiece, a screwing bolt 4 is disposed in the bottom plate 1, a top end of the screwing bolt 4 penetrates through the bottom plate 1 and extends into the mounting groove, a top end of the screwing bolt 4 is used for supporting the workpiece, a connecting plate 12 is connected to the sliding sleeve 8, sliders 13 are disposed on left and right sides of the connecting plate 12, the sliders 13 are slidably disposed on the support 6, a scale line 14 is disposed on a front surface of the support 6, a pointer 15 is disposed on an inner side of the slider 13, a worker can judge an adjusted distance by observing a value of the pointer 15 on the scale line 14, so that the worker can adjust more accurately.

Embodiment two, given by fig. 1-4, on the basis of embodiment one, the positioning mechanism includes hinged support 16, limiting plate 17, positioning bolt 18 and clamp plate 19, hinged support 16 is installed on the lateral wall of apron 2 upper end, limiting plate 17 rotates and installs on hinged support 16, be connected with positioning bolt 18 on the limiting plate 17, positioning bolt 18 bottom is connected with clamp plate 19, can be convenient and fast fix apron 2 on bottom plate 1, and then be convenient for with the work piece centre gripping in the inside of electrolysis trough 3, clamp plate 19's bottom surface is provided with the slipmat, the slipmat is the rubber material, increase clamp plate 19 bottom surface frictional force, make bottom plate 1 and apron 2 fixed more stable.

The adjusting bolt 7 is provided with a bearing, and the adjusting bolt 7 is rotatably connected with the bracket 6 through the bearing, so that the adjusting bolt 7 is more stably installed.

The lead pole 10 is installed to 9 top surfaces of lead block, and the lead pole 10 top extends to 2 tops of apron and is connected with and connects negative pole 11, revolves the bottom of twisting bolt 4 and installs and connect anodal 5, can connect external power source, conveniently carries out electrochemical machining to the work piece.

The top surface of the limiting plate 17 is provided with a threaded through hole, and the positioning bolt 18 is in threaded connection with the inside of the threaded through hole, so that the positioning bolt 18 can form threaded connection with the limiting plate 17.

The knob is installed on 7 tops of adjusting bolt, and the knob constitutes fixedly through welding and adjusting bolt 7, can drive adjusting bolt 7 through rotating the knob and rotate for adjusting bolt 7 rotates more conveniently.

The working principle is as follows: a workpiece to be electrolyzed is placed in the mounting groove, the screwing bolt 4 is rotated to enable the top of the screwing bolt 4 to contact the workpiece, the processing surface of the workpiece and the bottom of the electrolytic bath 3 are ensured to be positioned at the same horizontal plane, then, the cover plate 2 is placed on the lower base plate 1 in parallel, the limit plate 17 is rotated to the position above the cover plate 2, the positioning bolt 18 is rotated to push the pressing plate 19 to be tightly abutted to the upper surface of the cover plate 2, so that the base plate 1 and the cover plate 2 are clamped tightly, the sliding sleeve 8 can move vertically by rotating the adjusting bolt 7, the sliding sleeve 8 drives the electric-lead block 9 to move synchronously to make it contact with the workpiece, because the adjusting bolt 7 is in threaded connection with the sliding sleeve 8, the sliding sleeve 8 can be fixed by the adjusting bolt 7, further fixing the leading block 9 to ensure the constant inter-electrode gap, when the inter-electrode gaps with different heights need to be adjusted, the position of the sliding sleeve 8 on the adjusting bolt 7 can be changed by rotating the adjusting bolt 7 in forward and reverse directions, further changing the distance between the lower surface of the electric-guiding block 9 and the upper surface of the workpiece, further changing the needed interpolar gap, the sliding sleeve 8 drives the connecting plate 12 to move in the process of vertical movement, the connecting plate 12 drives the sliding block 13 to vertically move along the bracket 6, the sliding block 13 drives the pointer 15 to move along the scale mark 14, the worker can judge the adjusting distance by observing the numerical value of the pointer 15 on the scale mark 14, simplifying the frequent comparison and adjustment process, improving the adjusting efficiency of the interpolar gap, meanwhile, the precision of the adjustment of the interelectrode gap is ensured, the electrolysis effect is improved, the negative electrode 11 is connected with the negative electrode of the power supply during electrolysis, the positive electrode 5 is connected with the positive electrode of the power supply, the electrochemical machining is carried out after the electrification, and after the electrochemical machining, the bottom plate 1 and the cover plate 2 are disassembled, and then the sliding sleeve 8 is rotated to vertically lift and eject the workpiece.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a make things convenient for processing anchor clamps in control interelectrode clearance, includes bottom plate (1) and apron (2), its characterized in that, be provided with positioning mechanism on bottom plate (1), apron (2) constitute fixedly through positioning mechanism and bottom plate (1), install support (6) on bottom plate (1), rotate on support (6) and install adjusting bolt (7), be equipped with sliding sleeve (8) that run through self in apron (2), the bottom mounting of sliding sleeve (8) is equipped with and draws electric piece (9), sliding sleeve (8) threaded connection is on adjusting bolt (7), the upper surface of bottom plate (1) is equipped with electrolysis trough (3), be equipped with the mounting groove in electrolysis trough (3), the mounting groove is used for installing the work piece, it revolves to be equipped with in bottom plate (1) to revolve twists bolt (4), the top of revolving bolt (4) is twisted and is stretched into in the mounting groove after passing bottom plate (1), the top of revolving bolt (4) is used for supporting the work piece.

2. The machining clamp convenient for controlling the interelectrode gap according to claim 1, wherein a connecting plate (12) is connected to the sliding sleeve (8), sliding blocks (13) are installed on both the left side and the right side of the connecting plate (12), the sliding blocks (13) are slidably arranged on the support (6), scale marks (14) are arranged on the front surface of the support (6), and a pointer (15) is arranged on the inner side of each sliding block (13).

3. The machining clamp convenient for controlling the interelectrode gap according to claim 1, wherein the positioning mechanism comprises a free bearing (16), a limiting plate (17), a positioning bolt (18) and a pressing plate (19), the free bearing (16) is mounted on a side wall of the upper end of the cover plate (2), the limiting plate (17) is rotatably mounted on the free bearing (16), the positioning bolt (18) is connected on the limiting plate (17), and the pressing plate (19) is connected at the bottom end of the positioning bolt (18).

4. The machining clamp convenient for controlling the interelectrode gap according to claim 3, characterized in that the bottom surface of the pressing plate (19) is provided with a non-slip pad, and the non-slip pad is made of rubber.

5. The machining clamp for conveniently controlling the interelectrode gap according to claim 1, characterized in that the adjusting bolt (7) is provided with a bearing, and the adjusting bolt (7) is rotatably connected with the bracket (6) through the bearing.

6. The machining clamp convenient for controlling the interelectrode gap according to claim 1, characterized in that an electrifying rod (10) is installed on the top surface of the electrifying block (9), the top end of the electrifying rod (10) extends above the cover plate (2) and is connected with a connecting negative electrode (11), and a connecting positive electrode (5) is installed at the bottom end of the screwing bolt (4).

7. The machining clamp for conveniently controlling the interelectrode gap according to claim 3, wherein the top surface of the limiting plate (17) is provided with a threaded through hole, and the positioning bolt (18) is screwed inside the threaded through hole.

8. The machining clamp convenient for controlling the interelectrode gap according to claim 1, wherein a knob is mounted at the top end of the adjusting bolt (7), and the knob is fixed with the adjusting bolt (7) through welding.