CN215912008U

CN215912008U - Step motor rotor punching clamping tool

Info

Publication number: CN215912008U
Application number: CN202121031356.3U
Authority: CN
Inventors: 董效男
Original assignee: Changzhou Xiehang Motor Co ltd
Current assignee: Changzhou Xiehang Motor Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2022-02-25
Anticipated expiration: 2031-05-14

Abstract

The utility model provides a step motor rotor punching clamping tool, and relates to the technical field of rotor punching tools. This step motor rotor punching clamping frock, comprising a base plate, bottom plate bottom fixedly connected with carriage, the bottom plate top is equipped with locating component, bottom plate top both sides all are equipped with the clamping subassembly, the top subassembly includes two backup pads, two the first expanding spring of the equal fixedly connected with in the relative one side of backup pad, first expanding spring one end fixedly connected with locating plate, this step motor rotor punching clamping frock to make two rotors form the side by side tooth through the lug, play the effect of carrying out the location to the rotor fast, can adjust first rack according to the rotor of different sizes, thereby make the rotor form the side by side tooth fast, avoided manual adjustment, press the pawl after finishing simultaneously, reset fast under the effect of first rack bottom third spring.

Description

Step motor rotor punching clamping tool

Technical Field

The utility model relates to a tool, in particular to a clamping tool for rotor punching of a stepping motor, and belongs to the technical field of rotor punching tools.

Background

When a rotor of the stepping motor is assembled, rotor punching sheets need to be stacked according to requirements, the upper and lower rotor punching sheets generally need to be staggered by half of teeth, and then a rotor shaft coated with glue is pressed into the rotor punching sheets through punching equipment.

The existing tool for positioning the rotor usually causes the rotor to be staggered by installing and disassembling the clamp, and for the rotors with different sizes, the tool needs to be continuously disassembled for positioning, so that the production process is very inconvenient, the tool cannot be quickly adjusted, and the production efficiency is greatly reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to solve the problems that the rotor punching sheet clamping tool for the stepping motor is provided in order to solve the problems that the existing tool for positioning the rotor in the prior art usually causes the rotor to be misplaced by installing and disassembling a clamp, and for the rotors with different sizes, the tool needs to be continuously disassembled for positioning, is very inconvenient in production process, cannot be quickly adjusted, and greatly reduces the production efficiency.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a stepping motor rotor punching sheet clamping tool comprises a bottom plate, wherein a connecting frame is fixedly connected to the bottom of the bottom plate, a positioning assembly is arranged at the top of the bottom plate, and clamping assemblies are arranged on two sides of the top of the bottom plate;

the top component comprises two support plates, a first extension spring is fixedly connected to one opposite side of each support plate, a positioning plate is fixedly connected to one end of each first extension spring, a first spring is sleeved on the outer side of each first extension spring, each first extension spring is fixedly connected between the support plates and the positioning plate, a groove is formed in the top of each positioning plate, a first rack is arranged in each groove and is in sliding connection with the positioning plate, one of the first racks is fixedly connected with a lug, the other one of the first racks is fixedly connected with two lugs, the bottom of each first rack is fixedly connected with a second extension rod, the second extension rod is fixedly connected with the positioning plate, the other side of each first rack is provided with a pawl, the pawl is in contact with the first rack, and the bottom of each first rack is fixedly connected with a fourth spring, and both sides of the fourth spring are rotatably connected with connecting plates which are fixedly connected to the tops of the positioning plates.

Preferably, the outer side of the second telescopic rod is sleeved with a third spring, the third spring is fixedly connected between the first rack and the positioning plate, the top of the first rack is fixedly connected with a pull rod, and after the first rack is positioned, the third spring is convenient to reset automatically under the pulling of the third spring.

Preferably, the clamping subassembly includes two dwangs, the dwang runs through the bottom plate and extends to inside the carriage, the equal first gear of fixedly connected with in dwang both ends, the meshing of first gear one side is connected with the second rack.

Preferably, second rack one end fixedly connected with splint, second rack other end fixedly connected with third telescopic link, third telescopic link one end fixed connection riser, riser fixedly connected with bottom plate top is favorable to going on further fixedly to the work piece through the clamping subassembly, guarantees positioning accuracy.

Preferably, the limiting plate is sleeved on the outer side of the second rack, the top of the bottom plate is fixedly connected with the limiting plate, and the second spring is fixedly connected between the second rack and the vertical plate, so that the second rack and the first gear can be meshed all the time.

Preferably, the bottom plate bottom is rotated and is connected with the montant, montant bottom fixedly connected with toothed disc, toothed disc is connected with the meshing of the first gear that sets up in the inside of carriage.

Preferably, the worm wheel is fixedly connected to the outer side of the vertical rod, the worm is meshed with one side of the worm wheel and connected with the worm, the worm penetrates through the connecting frame and is connected with the connecting frame in a rotating mode, the workpiece is rapidly clamped through rotating the worm, the worm is meshed with the worm wheel to achieve a locking effect, and the clamping stability is guaranteed.

The utility model provides a clamping tool for rotor punching sheets of a stepping motor, which has the following beneficial effects:

1. this step motor rotor punching clamping frock to make two rotors form the side set through the lug, play the effect of carrying out the location fast to the rotor, can adjust first rack according to the rotor of the size of difference, thereby make the rotor form the side set fast, avoided manual adjustment, press the pawl simultaneously after the end, reset fast under the effect of first rack bottom third spring.

2. This step motor rotor punching sheet clamping frock is through rotating the worm to make the worm wheel rotate, thereby drive the worm wheel through the montant and rotate the first gear that makes the dwang both ends, thereby the first gear on dwang top promotes the second rack and makes splint carry out the quick fixation to two rotors, has realized the precision positioning of stator and rotor punching sheet, the subsequent continuation processing of being convenient for.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a first rack of the present invention;

FIG. 3 is a partial schematic view of a positioning plate according to the present invention;

figure 4 is a schematic view of the worm gear of the present invention.

In the figure: 1. a base plate; 2. a support plate; 3. a first extension spring; 4. positioning a plate; 5. a groove; 6. a first rack; 7. a bump; 8. a second telescopic rod; 9. a third spring; 10. a connecting plate; 11. a pawl; 12. a fourth spring; 13. a pull rod; 15. rotating the rod; 16. a first gear; 17. a second rack; 18. a splint; 19. a gear plate; 20. a worm gear; 21. a worm; 22. a limiting plate; 23. a third telescopic rod; 24. and (7) connecting the frames.

Detailed Description

The embodiment of the utility model provides a clamping tool for a rotor punching sheet of a stepping motor.

Referring to fig. 1, 2 and 3, the clamping device comprises a bottom plate 1, wherein the bottom of the bottom plate 1 is fixedly connected with a connecting frame 24, the top of the bottom plate 1 is provided with a positioning assembly, and two sides of the top of the bottom plate 1 are provided with clamping assemblies;

the top component comprises two support plates 2, one opposite sides of the two support plates 2 are fixedly connected with a first telescopic spring 3, one end of the first telescopic spring 3 is fixedly connected with a positioning plate 4, the outer side of the first telescopic spring 3 is sleeved with a first spring, the first telescopic spring is fixedly connected between the support plates 2 and the positioning plate 4, the top of the positioning plate 4 is provided with a groove 5, a first rack 6 is arranged inside the groove 5, the first rack 6 is in sliding connection with the positioning plate 4, one side of one first rack 6 is fixedly connected with a lug 7, one side of the other first rack 6 is fixedly connected with two lugs 7, the bottom of the first rack 6 is fixedly connected with a second telescopic rod 8, the second telescopic rod 8 is fixedly connected with the positioning plate 4, the outer side of the second telescopic rod 8 is sleeved with a third spring 9, the third spring 9 is fixedly connected between the first rack 6 and the positioning plate 4, and the top of the first rack 6 is fixedly connected with a pull rod 13, be convenient for through third spring 9 after 6 location to first rack, automatic re-setting under the third spring 9 pulling, 6 opposite sides of first rack are equipped with pawl 11, and pawl 11 contacts with

first rack

6, 6 bottom fixedly connected with fourth spring 12 of first rack, and fourth spring 12 both sides are all rotated and are connected with connecting plate 10, and connecting plate 10 fixed connection is in 4 tops of locating plate.

Specifically, when two rotors are placed on the top of the bottom plate 1, the two sides of the top of the bottom plate 1 are fixedly connected with the supporting plates 2, the positioning plate 4 is pushed to be rapidly contacted with the rotor by the first spring outside the first extension spring 3, and then is contacted with the rotor by the first rack 6 inside the groove 5 arranged on the positioning plate 4, because one side of the first rack 6 is fixedly connected with one lug 7, one side of the other first rack 6 is fixedly connected with two lugs 7, by rotating the pressing pawl 11, wherein the first racks 6 are pulled to rise, so that the two first racks 6 form staggered teeth through the convex blocks 7, the effect of quickly positioning the rotor is achieved, and the rotor can be quickly positioned according to rotors with different sizes, the first rack 6 is adjusted, so that the rotor forms staggered teeth quickly, manual adjustment is avoided, and simultaneously, when the end is finished, the pawl 11 is pressed, and the rapid reset is realized under the action of a third spring 9 at the bottom of the first rack 6.

Referring to fig. 1, fig. 2 and fig. 4 again, the clamping assembly includes two rotating rods 15, the rotating rods 15 penetrate through the bottom plate 1 and extend into the connecting frame 24, the two ends of the rotating rods 15 are fixedly connected with first gears 16, and one side of the first gears 16 is engaged with a second rack 17. 17 one end fixedly connected with splint 18 of second rack, 17 other end fixedly connected with third telescopic link 23 of second rack, 23 one end fixed connection risers of third telescopic link, riser fixedly connected with bottom plate 1 top are favorable to going on further fixedly to the work piece through the clamping subassembly, guarantee positioning accuracy. The limiting plate 22 is sleeved on the outer side of the second rack 17, the limiting plate 22 is fixedly connected with the top of the bottom plate 1, and the second spring is fixedly connected between the second rack 17 and the vertical plate, so that the second rack 17 and the first gear 16 can be always meshed. The bottom of the bottom plate 1 is rotatably connected with a vertical rod, the bottom of the vertical rod is fixedly connected with a gear disc 19, and the gear disc 19 is meshed with a first gear 16 arranged inside a connecting frame 24. The worm wheel 20 is fixedly connected to the outer side of the vertical rod, the worm 21 is connected to one side of the worm wheel 20 in an engaged mode, the worm 21 penetrates through the connecting frame 24 and is connected with the connecting frame 24 in a rotating mode, the workpiece is controlled to be clamped rapidly through rotating the worm 21, the worm 21 and the worm wheel 20 are engaged to achieve a locking effect, and clamping stability is guaranteed.

Specifically, simultaneously when the location back, through rotating worm 21 to make worm wheel 20 rotate, thereby drive worm wheel 20 through the montant and rotate and make the first gear 16 at dwang 15 both ends rotate, thereby the first gear 16 on dwang 15 top promotes second rack 17 and makes splint 18 carry out quick fixation to two rotors, has realized the precision positioning of stator and rotor towards the piece, the follow continuation processing of being convenient for.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a step motor rotor punching clamping frock, includes bottom plate (1), its characterized in that: the bottom of the bottom plate (1) is fixedly connected with a connecting frame (24), the top of the bottom plate (1) is provided with a positioning assembly, and two sides of the top of the bottom plate (1) are provided with clamping assemblies;

the top component comprises two support plates (2), one opposite sides of the two support plates (2) are fixedly connected with a first telescopic spring (3), one end of the first telescopic spring (3) is fixedly connected with a positioning plate (4), the outer side of the first telescopic spring (3) is sleeved with a first spring, the first telescopic spring is fixedly connected between the support plates (2) and the positioning plate (4), the top of the positioning plate (4) is provided with a groove (5), a first rack (6) is arranged inside the groove (5), the first rack (6) is in sliding connection with the positioning plate (4), one side of one first rack (6) is fixedly connected with a lug (7), the other side of the first rack (6) is fixedly connected with two lugs (7), the bottom of the first rack (6) is fixedly connected with a second telescopic rod (8), and the second telescopic rod (8) is fixedly connected with the positioning plate (4), the ratchet wheel is characterized in that a pawl (11) is arranged on the other side of the first rack (6), the pawl (11) is in contact with the first rack (6), a fourth spring (12) is fixedly connected to the bottom of the first rack (6), connecting plates (10) are rotatably connected to the two sides of the fourth spring (12), and the connecting plates (10) are fixedly connected to the top of the positioning plate (4).

2. The clamping tool for the rotor sheets of the stepping motor according to claim 1, is characterized in that: the outer side of the second telescopic rod (8) is sleeved with a third spring (9), the third spring (9) is fixedly connected between the first rack (6) and the positioning plate (4), and the top of the first rack (6) is fixedly connected with a pull rod (13).

3. The clamping tool for the rotor sheets of the stepping motor according to claim 1, is characterized in that: the clamping subassembly includes two dwang (15), inside dwang (15) run through bottom plate (1) and extend to connecting frame (24), the equal fixedly connected with first gear (16) in dwang (15) both ends, meshing is connected with second rack (17) in first gear (16) one side.

4. The clamping tool for the rotor sheets of the stepping motor according to claim 3, characterized in that: second rack (17) one end fixedly connected with splint (18), second rack (17) other end fixedly connected with third telescopic link (23), third telescopic link (23) one end fixed connection riser, riser fixedly connected with bottom plate (1) top.

5. The clamping tool for the rotor sheets of the stepping motor according to claim 3, characterized in that: a limiting plate (22) is sleeved on the outer side of the second rack (17), the top of the limiting plate (22) is fixedly connected with the bottom plate (1), and a second spring is fixedly connected between the second rack (17) and the vertical plate.

6. The clamping tool for the rotor sheets of the stepping motor according to claim 3, characterized in that: the bottom plate (1) bottom is rotated and is connected with the montant, montant bottom fixedly connected with toothed disc (19), toothed disc (19) are connected with the meshing of first gear (16) that set up in inside of link (24).

7. The clamping tool for the rotor sheets of the stepping motor according to claim 6, is characterized in that: the utility model discloses a vertical pole, including montant, worm wheel (20) one side meshing is connected with worm (21), worm (21) run through connecting frame (24) and rotate with connecting frame (24) and be connected.