Electrode centering mechanism

Abstract

The utility model discloses an electrode centering mechanism, which relates to the technical field of tooling, and comprises a positioning seat for positioning an electrode holder, two opposite sides of the positioning seat are respectively connected with a pushing piece in a sliding manner, and the two pushing pieces are symmetrically arranged; a driving seat is arranged on the same side of the positioning seat and the two pushing pieces, connecting rods are hinged between the driving seat and the two pushing pieces respectively, the moving direction of the driving seat is perpendicular to the sliding direction of the two pushing pieces, and when the driving seat moves away from the positioning seat, the driving seat is driven to move towards the positioning seat. The two pushing pieces move close to the positioning base at the same time and push the copper block on the electrode base to the center position of the electrode base. According to the electrode centering mechanism, rapid centering of the electrode can be achieved, centering and clamping time is shortened, production efficiency is improved, and production cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to tooling technical field, concretely relates to a electrode centering mechanism. BACKGROUND

[0002] The electrode is the necessary element of electric spark processing, and mainly includes an electrode holder and a copper block. Before the electrode is used, the copper block needs to be clamped to the center position of the electrode holder to complete the preparation of the electrode.

[0003] The traditional electrode preparation needs a preparer to first measure the center of the electrode holder with a caliper, then place the copper block at the center position of the electrode holder, and then fix and clamp the placed copper block to the electrode holder. This method has no foolproof measures, requires a high degree of skill of the preparer, and is prone to cause the electrode holder to be misaligned due to measurement errors and human factors, thereby causing the copper block to be misaligned. In addition, this method has a low centering efficiency, which seriously affects the production efficiency. UTILITY MODEL CONTENT

[0004] In view of the above defects in the prior art, the utility model provides a electrode centering mechanism, which can quickly center the electrode, reduce the centering and clamping time, improve the production efficiency, and reduce the production cost.

[0005] To solve the above technical problems, the utility model adopts the technical scheme of:

[0006] A electrode centering mechanism, comprising a positioning seat for positioning an electrode holder, two top pushing pieces are symmetrically arranged on opposite sides of the positioning seat, a driving seat is arranged on the same side of the positioning seat and the two top pushing pieces, a connecting rod is hingedly connected between the driving seat and the two top pushing pieces, the movement direction of the driving seat is perpendicular to the sliding direction of the two top pushing pieces, and when the driving seat moves away from the positioning seat, the two top pushing pieces simultaneously move towards the positioning seat and push a copper block on the electrode holder to the center position of the electrode holder.

[0007] Optionally, the two top pushing pieces are both slidingly arranged on a first sliding rod.

[0008] Optionally, a fixed seat is arranged on each of the opposite sides of the positioning seat, the first sliding rod is fixedly connected between the positioning seat and the fixed seat, or one end of the first sliding rod is connected to one of the fixed seats, and the other end of the first sliding rod passes through the positioning seat and is connected to the other fixed seat.

[0009] Optionally, the pushing member includes a pushing block and a pushing rod disposed on the pushing block, the pushing block being slidably disposed on the first sliding rod; the pushing rod extends toward the direction of the positioning seat and protrudes from the pushing block, the pushing rod being used to push the copper block.

[0010] Optionally, an adjustment structure for adjusting the extension length of the push rod is provided between the push rod and the push block.

[0011] Optionally, each of the two push blocks has a push block groove on the side near the drive seat, and the two connecting rods are respectively hinged in the corresponding push block groove.

[0012] Optionally, the electrode centering mechanism further includes two limiting seats, with a second slide rod disposed between the two limiting seats, and the drive seat slidably disposed on the second slide rod.

[0013] Optionally, the drive seat is provided with a sliding hole, and the second slide rod passes through the sliding hole.

[0014] Optionally, the drive seat is I-shaped, with two drive seat grooves located on both sides of the sliding hole, and the two connecting rods respectively hinged in the two drive seat grooves.

[0015] Optionally, the electrode centering mechanism further includes a base plate, on which the positioning seat, the two fixing seats, and the two limiting seats are all disposed.

[0016] By adopting the above technical solution, the beneficial effects of this utility model are:

[0017] The electrode centering mechanism provided by this utility model drives two pushers to move towards the positioning seat by moving the drive seat away from the positioning seat. With the cooperation of the two pushers, the copper block is quickly pushed to the center position of the electrode seat, thus completing the electrode centering work. Compared with the prior art, the electrode centering mechanism of this utility model has a simple structure and is easy to operate. It achieves rapid electrode centering without the use of calipers, reduces centering and clamping time, improves production efficiency, and reduces production costs. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the electrode separating mechanism of this utility model;

[0019] Figure 2 yes Figure 1 Schematic diagram of the middle drive unit;

[0020] In the figure: 1, positioning seat; 2, pushing piece; 21, pushing block; 22, pushing rod; 3, driving seat; 31, driving seat groove; 32, sliding hole; 4, connecting rod; 5, bottom plate; 6, first sliding rod; 7, fixed seat; 8, adjusting bolt; 9, limiting seat; 10, second sliding rod; 11, electrode seat; 12, copper block. DETAILED DESCRIPTION

[0021] Various exemplary embodiments of the present application will now be described in detail with reference to the figures. It should be noted that the relative arrangements, numerical expressions, and values of the components and steps set forth in these embodiments are not limiting to the scope of the present application unless specifically stated otherwise.

[0022] The following description of at least one exemplary embodiment is, therefore, not to be taken in a limiting sense as the sole exemplary embodiment is merely illustrative of the present application and is not intended to limit the scope of the application to the exact constructional details.

[0023] Techniques, methods, and devices known to those of ordinary skill in the relevant art can not be discussed in detail herein. However, where appropriate, such techniques, methods, and devices can be viewed as part of the specification and can be

[0024] In all of the examples shown and discussed herein, any specific values should be interpreted as illustrative only and not as a limitation on the application. Thus, other examples of the exemplary embodiments can have different values.

[0025] It should be noted that like numbers and letters refer to like items throughout the drawings, and that, once an item is defined in one drawing, it should not require further discussion in subsequent drawings.

[0026] In the prior art, the electrode preparation needs the preparer to first measure the center of the electrode seat with a caliper, then center the electrode seat, then place the copper block at the center of the electrode seat, and then fix and clamp the placed copper block at the center of the electrode seat. This method has no foolproof measures, requires a higher degree of skill of the preparer, and is extremely prone to cause the electrode seat to be misaligned due to measurement errors and human factors, thereby causing the copper block to be misaligned. At the same time, this method has a very low centering efficiency, which seriously affects the production efficiency.

[0027] As Figure 1 and Figure 2To solve the above problems, the electrode centering mechanism provided in the embodiment comprises a positioning seat 1 for positioning the electrode seat 11, and opposite sides of the positioning seat 1 are respectively slidably connected with a pushing piece 2, and the two pushing pieces 2 are symmetrically arranged. One side of the positioning seat 1 and the two pushing pieces 2 is provided with a driving seat 3, and a connecting rod 4 is respectively hinged between the driving seat 3 and the two pushing pieces 2, and the movement direction of the driving seat 3 is perpendicular to the sliding direction of the two pushing pieces 2. When the driving seat 3 moves away from the positioning seat 1, the two pushing pieces 2 simultaneously move towards the positioning seat 1 and push the copper block 12 on the electrode seat 11 to the center position of the electrode seat 11. When the driving seat 3 moves towards the positioning seat 1, the two pushing pieces 2 simultaneously move away from the positioning seat 1.

[0028] The electrode centering mechanism in the embodiment drives the two pushing pieces 2 to simultaneously move towards the positioning seat 1 by the movement of the driving seat 3 away from the positioning seat 1, so that the copper block is quickly pushed to the center position of the electrode seat under the cooperation of the two pushing pieces 2, the centering work of the electrode is completed, the structure is simple, the operation is convenient, the quick centering of the electrode is realized without using a caliper, the centering and clamping time is reduced, the production efficiency is improved, and the production cost is reduced.

[0029] The electrode centering mechanism in the embodiment further comprises a bottom plate 5, the positioning seat 1 is arranged on the bottom plate 5, and the positioning seat 1 is a profiling structure, and the electrode seat 11 can be directly placed into the positioning seat 1. It should be noted that the bottom plate 5 is a steel plate or a plate made of other materials, which is not limited herein, and the bottom plate 5 can also not be arranged and the electrode centering mechanism can be directly arranged on a machining table under the condition that the machining condition permits.

[0030] The two pushing pieces 2 in the embodiment are both slidably arranged on a first sliding rod 6. By arranging the first sliding rod 6, the linearity and stability of the sliding of the pushing piece 2 are improved, the error generated by the centering operation is further reduced, and the accuracy of the centering is improved.

[0031] Specifically, the bottom plate 5 is provided with two fixed seats 7, and the two fixed seats 7 are symmetrically arranged on opposite sides of the positioning seat 1, and the first sliding rod 6 is fixedly connected between the positioning seat 1 and the fixed seat 7.

[0032] It can be understood that a group of first sliding rods 6 are fixedly arranged between the positioning seat 1 and one of the fixed seats 7, and a group of first sliding rods 6 are also fixedly arranged between the positioning seat 1 and the other fixed seat 7, and the two pushing pieces 2 are both provided with through holes, and linear bearings are arranged in the through holes, and the two pushing pieces 2 are slidably arranged on the corresponding first sliding rods 6 through the linear bearings. It should be noted that each group of first sliding rods 6 can be provided with two, three or more, which is specifically arranged according to actual needs, and the embodiment does not limit this.

[0033] In some embodiments, the first slide rod 6 is arranged in such a way that one end of the first slide rod 6 is connected to one of the fixed seats 7, and the other end of the first slide rod 6 is connected to the other fixed seat 7 through the positioning seat 1.

[0034] It can be understood that the positioning seat 1 and the two pushers 2 are both provided with through holes, linear bearings are arranged in the through holes of the two pushers 2, a set of first slide rods 6 are arranged between the two fixed seats 7, one end of the set of first slide rods 6 is fixedly connected to one of the fixed seats 7, the other end of the set of first slide rods 6 is fixedly connected to the other fixed seat 7 through the through hole of the positioning seat 1, and the two pushers 2 are respectively slidably arranged on the corresponding sliding sections of the set of first slide rods 6 through the linear bearings. It should also be noted that each set of first slide rods 6 can be provided with two, three or more, which is specifically arranged according to actual needs, and the present embodiment does not limit this.

[0035] The pusher 2 in the present embodiment includes a push block 21 and a push rod 22 arranged on the push block 21, and the push block 21 is slidably arranged on the first slide rod 6; the push rod 22 extends towards the direction of the positioning seat 1 and protrudes from the push block 21, and the push rod 22 is used to push the copper block 12. The pusher 2 adopts the above-mentioned split structure, which not only facilitates the maintenance and replacement of the push block 21 or the push rod 22, but also can reduce the manufacturing cost.

[0036] In order to adapt to different models of electrode products, the present embodiment is provided between the push rod 22 and the push block 21 adjustment structure for adjusting the length of the push rod 22 protruding.

[0037] Specifically, the adjustment structure includes a locking hole arranged on the push block 21, a plurality of adjustment holes arranged on the push rod 22, and an adjustment bolt 8 threadedly connected through the adjustment holes and the locking hole, and in use, the adjustment bolt 8 is matched with different adjustment holes to adjust the length of the push rod 22 protruding.

[0038] The electrode splitting mechanism in the present embodiment further includes two limiting seats 9, a second slide rod 10 is arranged between the two limiting seats 9, and the driving seat 3 is slidably arranged on the second slide rod 10. By arranging the second slide rod 10, the linearity and stability of the sliding of the driving seat 3 are improved, further reducing the error generated by the splitting operation, and improving the accuracy of the splitting.

[0039] Specifically, two limiting seats 9 are fixedly mounted on the base plate 5. One limiting seat 9 is located close to the positioning seat 1, and the other limiting seat 9 is located away from the positioning seat 1. A set of second sliding rods 10 is provided between the two limiting seats 9. The drive seat 3 is provided with a sliding hole 32, and a linear bearing is provided in the sliding hole. The drive seat 3 is slidably mounted on the set of second sliding rods 10 through the linear bearing. When the drive seat 3 abuts against the limiting seat 9 away from the positioning seat 1, the push rods 22 of the two pushers 2 simultaneously abut against the copper block 12. Similarly, each set of second sliding rods 10 can be provided with two, three, or more rods, depending on actual needs. This embodiment does not impose any restrictions on this.

[0040] In this embodiment, the drive seat 3 is I-shaped, and the two drive seat grooves 31 of the drive seat 3 are located on both sides of the sliding hole 32. The two connecting rods 4 are respectively hinged in the two drive seat grooves 31 of the drive seat 3.

[0041] It is understood that the cross-section of the drive seat 3 is I-shaped, and a connecting post is provided in the drive seat groove 31 of the drive seat 3. The end of the connecting rod 4 extends into the drive seat groove 31 and is hinged to the connecting post. Of course, the specific hinge structure of the connecting rod 4 and the drive seat 3 can also adopt other structures, and this embodiment does not limit this.

[0042] In this embodiment, each of the two push blocks 21 has a push block groove on the side near the drive seat 3, and the two connecting rods 4 are respectively hinged in the corresponding push block groove.

[0043] It is understood that a connecting post is provided in the groove of the push block 21, and the end of the connecting rod 4 extends into the groove of the push block and is hinged to the connecting post. Of course, the specific hinge structure between the connecting rod 4 and the push block 21 can also adopt other structures, and this embodiment does not limit this.

[0044] After the entire electrode centering mechanism is installed, the drive seat 3 can be driven manually or by other drive mechanisms, such as cylinders or hydraulic cylinders.

[0045] When the drive seat 3 is driven away from the positioning seat 1, the two pushers 2 move towards the location of the positioning seat 1 at the same time; when the drive seat 3 abuts against the limiting seat 9 which is away from the positioning seat 1, the two pushers 22 abut against the copper block 12 on the electrode seat 11 at the same time. At this time, the copper block 12 is pushed to the center position of the electrode seat 11 to complete the centering of the electrode; when the drive seat 3 is driven closer to the positioning seat 1, the two pushers 2 move away from the product at the same time.

[0046] This utility model is not limited to the specific embodiments described above. Any modifications made by those skilled in the art based on the above concept without creative effort shall fall within the protection scope of this utility model.

Claims

1. An electrode dividing mechanism characterized by comprising: The device includes a positioning seat for positioning an electrode holder. A pusher is slidably connected to each of the opposite sides of the positioning seat, and the two pushers are symmetrically arranged. A drive seat is provided on the same side of the positioning seat and the two pushers. A connecting rod is hinged between the drive seat and the two pushers, and the movement direction of the drive seat is perpendicular to the sliding direction of the two pushers. When the drive seat moves away from the positioning seat, the two pushers simultaneously move towards the positioning seat and push the copper block on the electrode holder to the center position of the electrode holder.

2. The electrode dividing mechanism according to claim 1, characterized by Both of the aforementioned pushers are slidably mounted on the first slide rod.

3. The electrode dividing mechanism according to claim 2, characterized by A fixed seat is provided on each of the opposite sides of the positioning seat, and the first slide rod is fixedly connected between the positioning seat and the fixed seat; Alternatively, one end of the first slide rod is connected to one of the fixed seats, and the other end of the first slide rod passes through the positioning seat and is connected to the other fixed seat.

4. The electrode dividing mechanism according to claim 2, wherein The pushing component includes a pushing block and a pushing rod disposed on the pushing block. The pushing block is slidably disposed on the first sliding rod. The pushing rod extends toward the direction of the positioning seat and protrudes from the pushing block. The pushing rod is used to push the copper block.

5. The electrode dividing mechanism according to claim 4, wherein An adjustment structure for adjusting the extension length of the push rod is provided between the push rod and the push block.

6. The electrode dividing mechanism according to claim 4, wherein Both of the push blocks have push block grooves on the side near the drive seat, and the two connecting rods are respectively hinged in the corresponding push block grooves.

7. The electrode dividing mechanism according to claim 3, wherein The electrode centering mechanism also includes two limiting seats, and a second sliding rod is provided between the two limiting seats. The drive seat is slidably disposed on the second sliding rod.

8. The centering mechanism of claim 7, wherein, The drive seat is provided with a sliding hole, and the second slide rod passes through the sliding hole.

9. The electrode dividing mechanism according to claim 8, wherein The drive seat is I-shaped, with two drive seat grooves located on both sides of the sliding hole, and the two connecting rods are respectively hinged in the two drive seat grooves.

10. The electrode dividing mechanism according to claim 7, wherein The electrode centering mechanism also includes a base plate, on which the positioning seat, the two fixed seats, and the two limiting seats are all disposed.

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