CN212381078U

CN212381078U - Single-slot punching consistency tool for stator punching sheet of conical motor

Info

Publication number: CN212381078U
Application number: CN202021238062.3U
Authority: CN
Inventors: 俞发源; 吴龙顺
Original assignee: NANJING HOISTING MOTOR GENERAL FACTORY
Current assignee: Anhui gold foil Electromechanical Industry Group Co.,Ltd.
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-01-19
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a toper motor stator is towards piece single groove towards uniformity frock, including the die holder, die holder one side be provided with the navigation key, the navigation key be close to work piece one end and be provided with V type key end, V type key end be used for separable embedding V type inslot, V type groove set up the lateral wall at the work piece, V type key end embedding V type inslot time, V type key end and V type groove adaptation. The central shaft of the fixed V-shaped groove die-matching tool groove die-matching fixing plate, the central shaft of the positioning key and the central shaft of the stator groove type center are all on the same straight line, so that the integration of the positioning V-shaped groove die-matching tool on the positioning structure and the positioning method of the original positioning tool is realized. The full-automatic wire embedding technology and process are met, and the product quality is stable.

Description

Single-slot punching consistency tool for stator punching sheet of conical motor

Technical Field

The utility model discloses an automatic rule frock technical field of toper motor stator, specific toper motor stator punching sheet single flute towards uniformity frock that says so.

Background

With the continuous popularization of the wire embedding automation, the cylindrical stator of the compound punching sheet can meet the technical and technological requirements of a full-automatic wire embedding production line. The single-groove punching of the conical motor punching sheet cannot meet the technical and technological requirements of full-automatic wire embedding, and the existing tooling die cannot well ensure the consistency of the punching sheet groove type and the positioning groove.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a toper motor stator is towards piece single groove towards uniformity frock, this kind of frock can match through V type groove on external V type key end and the work piece and is suitable, improves the precision and the stability of work piece installation, can effectively improve towards the uniformity of piece after towards piece work piece installation.

In order to solve the technical problem, the utility model discloses a technical scheme does:

toper motor stator punching sheet list groove towards uniformity frock, its characterized in that: the die comprises a lower die holder, one side of the lower die holder is provided with a positioning key, one end of the positioning key, which is close to a workpiece, is provided with a V-shaped key end, the V-shaped key end is used in a separable embedded V-shaped groove, the V-shaped groove is arranged on the side wall of the workpiece, and when the V-shaped key end is embedded in the V-shaped groove, the V-shaped key end is matched with the V-shaped groove.

The edge of the upper surface of the lower die holder is provided with a V-shaped groove matched die fixing plate, two sides of the V-shaped groove matched die fixing plate are fixedly connected with the lower die holder through rolling guide posts and guide sleeves, the positioning key is embedded into a sliding groove in the upper surface of the V-shaped groove matched die fixing plate, and the positioning key is in interference fit with the sliding groove in the upper surface of the V-shaped groove matched die fixing plate.

The center shaft of the V-shaped groove paired-die fixing plate and the center shaft of the lower die base are located in the same vertical plane, and the center shaft of the positioning key and the center shaft of the V-shaped groove paired-die fixing plate are located in the same vertical plane.

The upper surface of the lower die holder is also fixedly provided with a lower die core, and the central shaft of the lower die core and the central shaft of the lower die holder are positioned in the same vertical plane.

The die comprises a lower die core, a lower die base, a conical pin, a plurality of positioning bolts and a plurality of positioning bolts, wherein the two sides of the lower die core are connected with the lower die base through the conical pin, the edge of the lower die core is connected with the lower die base through the plurality of positioning bolts, the conical pin is used for limiting the relative position between the lower die base and the lower die core, and the positioning bolts are used for realizing the fixed connection between the lower die base and the lower die core.

The lower die core is in interference fit with the stator slot section die, and the center of the stator slot section die is superposed with the center of the lower die core.

The deviation between the center of the stator groove and the central axis of the V-shaped groove is not more than 0.1 mm.

The single-groove punching consistency tool for the stator punching sheet of the conical motor has the following beneficial effects: through increasing outer location V type groove matched mould frock, can carry out spacing once more to the work piece towards the piece in the horizontal plane, guaranteed the precision that the work piece was counterpointed. The V-shaped groove matched die fixing plate is connected with the lower die base through the rolling guide pillar guide sleeve, the rolling guide pillar guide sleeve can guarantee the accuracy of alignment of the V-shaped groove matched die fixing plate, and the connection strength is guaranteed. The center shaft of the fixed V-shaped groove die-matching tool, the center shaft of the positioning key and the center shaft of the stator groove type center are all on the same straight line, so that the integration of the positioning V-shaped groove die-matching tool on the positioning structure and the positioning method of the original positioning tool is realized. The full-automatic wire embedding technology and process are met, and the product quality is stable.

Drawings

Fig. 1 is the utility model discloses the structural schematic diagram of toper motor stator punching sheet single groove towards uniformity frock.

Description of the drawings: 1. a lower die holder; 2. a V-shaped groove matched die fixing plate; 3. a positioning key; 4. a guide pillar and a guide sleeve roll; 5. a V-shaped key end; 6. a V-shaped groove; 7. a lower mold core; 8. a tapered pin; 9. positioning the bolt; 10. a workpiece; 11. and a stator slot die.

Detailed Description

The invention is further described below with reference to the drawings and specific preferred embodiments.

As shown in figure 1, the single-slot punching consistency tool for the stator punching sheet of the conical motor is characterized in that: including

die holder

1, 1 one side of die holder be provided with navigation key 3, navigation key 3 be close to work piece 10 one end and be provided with V type key end 5, V type key end 5 be used for separable embedding V type groove 6 in, V type groove 6 set up the lateral wall at work piece 10, V type key end 5 embedding V type groove 6 in the time, V type key end 5 and V type groove 6 adaptation.

In this embodiment, the edge of the upper surface of the lower die holder 1 is provided with a V-shaped groove paired-die fixing plate 2, two sides of the V-shaped groove paired-die fixing plate 2 are fixedly connected with the lower die holder 1 through rolling guide pillars and guide sleeves 4, the positioning key 3 is embedded into a chute on the upper surface of the V-shaped groove paired-die fixing plate 2, and the positioning key 3 is in interference fit with the chute on the upper surface of the V-shaped groove paired-die fixing plate 2. The central shaft of the V-shaped groove paired-die fixing plate 2 and the central shaft of the lower die holder 1 are positioned in the same vertical plane, and the central shaft of the positioning key 3 and the central shaft of the V-shaped groove paired-die fixing plate 2 are positioned in the same vertical plane.

In this embodiment, the upper surface of the lower die holder 1 is further fixedly provided with a lower die core 7, and a central axis of the lower die core 7 and a central axis of the lower die holder 1 are located on the same vertical plane. The two sides of the lower die core 7 are connected with the lower die base 1 through the conical pins 8, the edge of the lower die core 7 is connected with the lower die base 1 through the positioning bolts 9, the conical pins 8 are used for limiting the relative position between the lower die base 1 and the lower die core 7, and the positioning bolts 9 are used for realizing the fixed connection between the lower die base 1 and the lower die core 7. The lower mold core 7 is in interference fit with the stator slot mold 11, and the center of the stator slot mold 11 is superposed with the center of the lower mold core 7.

When the punching sheet first piece is matched, the lower mold core 7 and the lower mold base 1 are installed in an aligned mode. The lower mold core 7 and the lower mold base 1 are positioned through two conical pins and four bolts, and the center coincidence of the lower mold core 7 and the lower mold base 1 is ensured. Further with the installation of V-arrangement groove opposite mode fixed

plate

2 and 1 counterpoint of die holder, rolling guide pillar guide pin bushing 4 can enough realize accurate counterpoint and can also make the position relatively fixed between V-arrangement groove opposite mode fixed plate 2 and the die holder 1, V-arrangement groove opposite mode fixed plate 2 and die holder 1 pass through the rolling guide pillar guide pin bushing location back, strikes V-arrangement groove opposite mode fixed plate 2 gently, guarantees the coincidence of V-arrangement groove opposite mode fixed plate 2 and die holder 1 center. Further fix the navigation key 3 in the spout of V-arrangement groove to die fixed plate 2 upper surface, because the slight interference fit of navigation key 3 and spout, consequently can adjust the extension length of the V type key end 5 of navigation key 3 as required. And aligning the V-shaped groove 6 of the workpiece 10 with the V-shaped key end 5 on the matched die tool, and adjusting and determining the position of the punching hole positioning disc. And thus, the die matching process of the V-shaped groove of the whole punching piece workpiece is completed.

Furthermore, in the embodiment, the material of the V-groove die-fixing plate 2 and the positioning key 3 is 40Cr and is subjected to heat treatment, and the material of the rolling guide post guide sleeve 4 is GCr15 and is subjected to heat treatment, so that the strength and the service life are ensured.

Furthermore, the deviation between the center of the stator groove and the central axis of the V-shaped groove 6 is not more than 0.1 mm. The alignment precision is satisfied.

Further, the central axis of the V-shaped groove 6 and the central axis of the positioning key 3 both penetrate through the central position of the workpiece 10.

Through three-coordinate detection, under the condition that the deviation between the center of the stator groove type and the center shaft of the V-shaped groove 6 is not more than 0.1mm, the single-groove punching consistency tool for the stator punching sheet of the conical motor can improve the positioning accuracy of a workpiece, meets the requirements of the full-automatic wire embedding technology and process, and is relatively stable in product quality.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.

Claims

1. Toper motor stator punching sheet list groove towards uniformity frock, its characterized in that: including die holder (1), die holder (1) one side be provided with navigation key (3), navigation key (3) be close to work piece (10) one end and be provided with V type key end (5), V type key end (5) be used for separable embedding V type groove (6) in, V type groove (6) set up the lateral wall at work piece (10), V type key end (5) when embedding V type groove (6) in, V type key end (5) and V type groove (6) adaptation.

2. The single-slot punching consistency tool for the stator punching sheet of the conical motor as claimed in claim 1, characterized in that: the die comprises a lower die holder (1) and is characterized in that a V-shaped groove matched die fixing plate (2) is arranged on the edge of the upper surface of the lower die holder (1), two sides of the V-shaped groove matched die fixing plate (2) are fixedly connected with the lower die holder (1) through rolling guide posts and guide sleeves (4), a positioning key (3) is embedded into a sliding groove in the upper surface of the V-shaped groove matched die fixing plate (2), and the positioning key (3) is in interference fit with the sliding groove in the upper surface of the V-shaped groove matched die fixing plate (2.

3. The single-slot punching consistency tool for the stator punching sheet of the conical motor as claimed in claim 2, characterized in that: the center shaft of the V-shaped groove paired-die fixing plate (2) and the center shaft of the lower die holder (1) are located in the same vertical plane, and the center shaft of the positioning key (3) and the center shaft of the V-shaped groove paired-die fixing plate (2) are located in the same vertical plane.

4. The single-slot punching consistency tool for the stator punching sheet of the conical motor as claimed in claim 2, characterized in that: the upper surface of the lower die holder (1) is also fixedly provided with a lower die core (7), and the central shaft of the lower die core (7) and the central shaft of the lower die holder (1) are positioned in the same vertical plane.

5. The single-slot punching consistency tool for the stator punching sheet of the conical motor as claimed in claim 4, wherein the single-slot punching consistency tool comprises: the die comprises a lower die holder (7), a plurality of positioning bolts (9) and a conical pin (8), wherein the two sides of the lower die core (7) are connected with the lower die holder (1) through the conical pin (8), the edge of the lower die core (7) is connected with the lower die holder (1) through the positioning bolts (9), the conical pin (8) is used for limiting the relative position between the lower die holder (1) and the lower die core (7), and the positioning bolts (9) are used for fixedly connecting the lower die holder (1) and the lower die core (7).

6. The single-slot punching consistency tool for the stator punching sheet of the conical motor as claimed in claim 5, wherein the single-slot punching consistency tool comprises: the lower mold core (7) is in interference fit with the stator slot mold (11), and the center of the stator slot mold (11) is superposed with the center of the lower mold core (7).

7. The single-slot punching consistency tool for the stator punching sheet of the conical motor as claimed in claim 6, wherein the single-slot punching consistency tool comprises: the deviation between the center of the stator groove type and the central axis of the V-shaped groove (6) is not more than 0.1 mm.