Rapid positioning tool for pole coil machining

Abstract

The utility model belongs to the field of positioning tools, and particularly relates to a quick positioning tool for pole coil processing, which comprises a base plate, the upper end of the base plate is fixedly connected with a supporting leg, the top of the supporting leg is fixedly connected with a supporting ring, the upper end of the supporting ring is provided with a coil framework, and the inside of the supporting ring is slidably connected with a sliding rod. The tail ends of the sliding rods are fixedly connected with clamping blocks, the clamping blocks make contact with the inner wall of the coil framework, and springs are arranged in the supporting rings. According to the utility model, the supporting ring is arranged, the coil framework can be placed on the supporting ring, the clamping blocks which are elastically supported by the springs are arranged in the supporting ring, the hollow conical surface block which is driven to lift by the motor and the threaded shaft is arranged between the clamping blocks, and the hollow conical surface block can pressurize the clamping blocks from the inner side; therefore, the clamping blocks are used for rapidly clamping and positioning the coil framework from the inner side, and the winding operation on the outer side of the coil framework is not affected.

Description

Technical Field

[0001] The utility model relates to the field of positioning tooling, in particular to a rapid positioning tooling for magnetic pole coil processing. Background Art

[0002] The pole coil is a component used to generate a magnetic field, usually made of a wire wound into a coil shape on the outside of a specific frame. In the production process of the pole coil, a positioning tool is needed to clamp and position it. For example, the invention application patent with application publication number CN104333186A proposes a high-voltage motor pole coil tool and its manufacturing method, which includes a pressure cap, a nut, a flat washer, an upper pressure ring, a stud, a fastening bolt, a side pressure plate, a back plate, a hook, a bottom plate lower pressure ring, and a mold core. The nut, flat washer, and stud form a set of limited compression screw devices. The upper pressure ring is provided with a positioning notch, and the lower pressure ring is provided with a fixing notch and a screw hole. The screw hole and the stud are combined together and fixedly connected with the upper pressure ring by nuts and flat washers.

[0003] Most of the existing positioning tools clamp and position the coil frame from the outside, and in order not to affect the winding of the coil, it is necessary to frequently change the position, which is troublesome. Therefore, it is necessary to improve it. Utility Model Content

[0004] The utility model aims to provide a rapid positioning tool for processing magnetic pole coils, which solves the problem that most of the existing positioning tools clamp and position the coil skeleton from the outside, and in order not to affect the winding of the coil, it needs to be frequently changed, which is quite troublesome.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rapid positioning tool for processing a magnetic pole coil, comprising a chassis, the upper end of the chassis is fixedly connected to a support leg, the top of the support leg is fixedly connected to a support ring, a coil skeleton is placed on the upper end of the support ring, a slide rod is slidably connected to the inside of the support ring, a clamping block is fixedly connected to the end of the slide rod, and the clamping block is in contact with the inner wall of the coil skeleton, a spring is arranged inside the support ring, an electric motor is fixedly installed in the middle part of the upper end of the chassis, a threaded shaft is fixedly connected to the end of the output shaft of the motor, a hollow conical block is threadedly connected to the outer side of the shaft body of the threaded shaft, and the hollow conical block is in contact with the clamping block, and an oil injection mechanism is jointly arranged between the threaded shaft and the hollow conical block.

[0006] Preferably, the number of the supporting legs is four, and the four supporting legs are distributed in a circular array. The arrangement of the supporting legs provides support for the whole.

[0007] Preferably, one end of the spring is fixedly connected to the slide bar, and the other end of the spring is fixedly connected to the inner surface of the support ring. The arrangement of the spring can assist in resetting the clamping block.

[0008] Preferably, a guide frame is fixedly connected to the lower outer side of the hollow cone block, a guide sleeve is slidably sleeved on the outer side of the guide frame, and the guide sleeve is fixedly connected to the chassis. The arrangement of the guide frame and the guide sleeve has a guiding effect on the relative displacement between the threaded shaft and the hollow cone block.

[0009] Preferably, the oil injection mechanism comprises a fixed rod fixedly connected to the top of the threaded shaft, a pressure block is fixedly connected to the top of the fixed rod, a hollow ring is fixedly connected to the inner side of the hollow cone surface block, the fixed rod passes through the hollow ring and is slidably connected to the hollow ring, a sponge block is placed on the upper end of the hollow ring, the sponge block contacts the pressure block, and the sponge block is slidably connected to the fixed rod. Through the setting of the oil injection mechanism, the threaded connection part between the threaded shaft and the hollow cone surface block has the function of automatically filling lubricating oil.

[0010] Preferably, a retaining ring is fixedly connected to the lower section of the rod body of the fixing rod, and the retaining ring is in contact with the hollow ring. The setting of the retaining ring has a blocking effect on the hollow ring.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model provides a support ring on which a coil frame can be placed, and then a clamping block elastically supported by a spring is provided inside the support ring, and then a hollow conical block driven to rise and fall by a motor and a threaded shaft is provided between the clamping blocks. The hollow conical block can pressurize the clamping block from the inside, so that the clamping block can be used to quickly clamp and position the coil frame from the inside without affecting the winding operation outside the coil frame.

[0013] 2. The utility model arranges an oil injection mechanism on the inner side of the threaded shaft and the hollow cone block. When the threaded shaft and the hollow cone block are relatively displaced into place, the sponge block in the oil injection mechanism is squeezed and then releases the lubricating oil, thereby lubricating the threaded connection part of the threaded shaft and the hollow cone block, thereby ensuring that the tooling is smooth and not prone to wear during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0015] Figure 2 For the utility model Figure 1 A three-dimensional diagram of the local structure;

[0016] Figure 3 For the utility model Figure 1A front cross-sectional view of

[0017] Figure 4 For the utility model Figure 3 A-section structure enlarged view.

[0018] In the figure: 1, chassis; 2, support leg; 3, support ring; 4, coil frame; 5, slide rod; 6, clamp block; 7, spring; 8, motor; 9, oil injection mechanism; 10, threaded shaft; 11, hollow cone block; 12, guide frame; 13, guide sleeve; 91, fixing rod; 92, pressure block; 93, retaining ring; 94, hollow ring; 95, sponge block. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 A rapid positioning tool for processing a magnetic pole coil comprises a chassis 1, the upper end of which is fixedly connected with a support leg 2, the number of the support legs 2 is four, and the four support legs 2 are distributed in a circular array. The arrangement of the support legs 2 provides a supporting function for the whole, the top of the support leg 2 is fixedly connected with a support ring 3, the upper end of the support ring 3 is provided with a coil skeleton 4, the interior of the support ring 3 is slidably connected with a slide rod 5, the end of the slide rod 5 is fixedly connected with a clamping block 6, and the clamping block 6 is in contact with the inner wall of the coil skeleton 4, the interior of the support ring 3 is provided with a spring 7, one end of the spring 7 is fixedly connected with the slide rod 5, and the other end of the spring 7 is fixedly connected to the inner surface of the support ring 3. The arrangement of the spring 7 provides an auxiliary reset function for the clamping block 6.

[0021] See also Figure 1-3 The motor 8 is fixedly installed in the middle of the upper end of the chassis 1, and the end of the output shaft of the motor 8 is fixedly connected with a threaded shaft 10, and the outer side of the shaft body of the threaded shaft 10 is connected with a hollow cone surface block 11 through a thread, and the hollow cone surface block 11 is in contact with the clamping block 6, and the outer lower part of the hollow cone surface block 11 is fixedly connected with a guide frame 12, and the outer side of the guide frame 12 is slidably sleeved with a guide sleeve 13, and the guide sleeve 13 is fixedly connected to the chassis 1. The arrangement of the guide frame 12 and the guide sleeve 13 has a guiding effect on the relative displacement between the threaded shaft 10 and the hollow cone surface block 11.

[0022] See also Figure 3-4An oil injection mechanism 9 is provided between the threaded shaft 10 and the hollow cone surface block 11. The oil injection mechanism 9 has the function of automatically filling lubricating oil for the threaded connection part between the threaded shaft 10 and the hollow cone surface block 11. The oil injection mechanism 9 includes a fixed rod 91 fixedly connected to the top of the threaded shaft 10, a pressure block 92 is fixedly connected to the top of the fixed rod 91, a hollow ring 94 is fixedly connected to the inner side of the hollow cone surface block 11, the fixed rod 91 penetrates the hollow ring 94 and is slidably connected to the hollow ring 94, a sponge block 95 is placed on the upper end of the hollow ring 94, the sponge block 95 is in contact with the pressure block 92, and the sponge block 95 is slidably connected to the fixed rod 91. A retaining ring 93 is fixedly connected to the lower section of the rod body of the fixed rod 91, and the retaining ring 93 is in contact with the hollow ring 94. The setting of the retaining ring 93 has a blocking effect on the hollow ring 94.

[0023] The specific implementation process of the utility model is as follows: when in use, first place the coil skeleton 4 on the support ring 3, then start the motor 8, the motor 8 drives the threaded shaft 10 to rotate, and the hollow cone block 11 moves up through the relative threaded movement between the threaded shaft 10, and then the hollow cone block 11 contacts and laterally squeezes the clamping block 6, so that the clamping block 6 clamps and fixes the coil skeleton 4 from the inside, which will not affect the winding operation of the coil skeleton 4. When the winding of the coil skeleton 4 is completed, the motor 8 is reversed, and the threaded shaft 10 and the hollow cone block 11 move toward each other again, and then the sponge block 95 releases lubricating oil under the joint extrusion between the hollow ring 94 and the pressure block 92, thereby lubricating the threaded connection between the threaded shaft 10 and the hollow cone block 11, thereby ensuring smooth use of the tooling and not easy to wear.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rapid positioning tool for magnetic pole coil processing, comprising a chassis (1), characterized in that: The upper end of the chassis (1) is fixedly connected to a support leg (2), the top of the support leg (2) is fixedly connected to a support ring (3), the upper end of the support ring (3) is provided with a coil frame (4), the interior of the support ring (3) is slidably connected to a slide rod (5), the end of the slide rod (5) is fixedly connected to a clamping block (6), and the clamping block (6) is in contact with the inner wall of the coil frame (4), a spring (7) is arranged inside the support ring (3), an electric motor (8) is fixedly installed in the middle of the upper end of the chassis (1), the end of the output shaft of the electric motor (8) is fixedly connected to a threaded shaft (10), the outer side of the shaft body of the threaded shaft (10) is threadedly connected to a hollow conical block (11), and the hollow conical block (11) is in contact with the clamping block (6), and an oil injection mechanism (9) is arranged between the threaded shaft (10) and the hollow conical block (11).

2. The rapid positioning tool for magnetic pole coil processing according to claim 1, characterized in that: The number of the supporting legs (2) is four, and the four supporting legs (2) are distributed in a ring array.

3. The rapid positioning tool for magnetic pole coil processing according to claim 1, characterized in that: One end of the spring (7) is fixedly connected to the slide rod (5), and the other end of the spring (7) is fixedly connected to the inner surface of the support ring (3).

4. The rapid positioning tool for magnetic pole coil processing according to claim 1, characterized in that: A guide frame (12) is fixedly connected to the lower outer portion of the hollow cone block (11), a guide sleeve (13) is slidably sleeved on the outer side of the guide frame (12), and the guide sleeve (13) is fixedly connected to the chassis (1).

5. The rapid positioning tool for magnetic pole coil processing according to claim 1, characterized in that: The oil injection mechanism (9) comprises a fixing rod (91) fixedly connected to the top of the threaded shaft (10); a pressure block (92) is fixedly connected to the top of the fixing rod (91); a hollow ring (94) is fixedly connected to the inner side of the hollow cone surface block (11); the fixing rod (91) passes through the hollow ring (94) and is slidably connected to the hollow ring (94); a sponge block (95) is placed on the upper end of the hollow ring (94); the sponge block (95) is in contact with the pressure block (92); and the sponge block (95) is slidably connected to the fixing rod (91).

6. The rapid positioning tool for magnetic pole coil processing according to claim 5, characterized in that: A retaining ring (93) is fixedly connected to the lower section of the rod body of the fixed rod (91), and the retaining ring (93) is in contact with the hollow ring (94).

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