CN210475392U

CN210475392U - Side riveting tool for motor shell

Info

Publication number: CN210475392U
Application number: CN201921404830.5U
Authority: CN
Inventors: 黄红华; 刘峰
Original assignee: Changzhou Delai Motor Co ltd
Current assignee: Changzhou Delai Motor Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-05-08
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a side riveting tool of a motor shell, which belongs to the technical field of riveting equipment, and has the technical scheme that the side riveting tool comprises a sliding guide pillar and a guide sleeve, wherein the sliding guide pillar and the guide sleeve are symmetrically arranged and are sleeved on the sliding guide pillar, a first-stage support plate, a second-stage support plate and a third-stage support plate are sequentially connected along the vertical direction of the sliding guide pillar, the third-stage support plate is positioned on a table board, and the bottom of the guide sleeve is connected; the sliding guide column is sequentially provided with a hard spring and a soft spring along the vertical direction, and the elastic deformation amount of the soft spring is larger than that of the hard spring under the condition of the same acting force; the third-stage supporting plate is provided with an installation groove, and the bottom of the motor shell is positioned in the installation groove; the bottom of the motor shell is positioned on the third-stage supporting plate, and the second-stage supporting plate is provided with a mounting hole for the motor shell to pass through; and side riveting components are symmetrically arranged on one side of the second-stage supporting plate close to the first-stage supporting plate. The utility model has the advantages of simple structure, reduced use of the cylinder, and simple and convenient operation process.

Description

Side riveting tool for motor shell

Technical Field

The utility model belongs to the technical field of riveting equipment technique and specifically relates to a frock is riveted to motor housing's side is related to.

Background

At present, a motor housing applied to a micro motor, as shown in fig. 1, the motor housing 1 is formed by connecting a housing body 11 and an upper cover body 12, a side riveting portion 13 is symmetrically arranged on a side wall of one end of the housing body 11 close to the upper cover body 12 along an axis of the side riveting portion, a side riveting groove 14 is arranged on the side wall of the upper cover body 12 corresponding to the side riveting portion 13, the side riveting portion 13 needs to be riveted during assembly, the upper cover body 12 is screwed down after the housing body 11 and the upper cover body 12 are manually combined, the side riveting portion 13 on the side surface is knocked into the side riveting groove 14 by using a pin (not shown in the figure), and the manual riveting mode causes large labor intensity of operators and low riveting efficiency.

Chinese patent No. CN203992235U discloses a riveting device on both sides of a riveting machine, which comprises a riveting tool, a sliding chute and a sliding block, wherein the riveting tool is located on both sides of the front and rear sliding chutes and simultaneously extrudes a riveting workpiece to the middle, the sliding block is arranged in the sliding chute and can slide back and forth, the sliding block is used for fixing the workpiece, and a pressing part is arranged above the sliding chute and used for pressing the workpiece during riveting operation. The sliding block is provided with a fixed mandrel to penetrate through the through hole of the workpiece, and the sliding block is controlled by an air cylinder or a hydraulic cylinder to slide back and forth in the sliding groove. The two riveting tools are respectively connected with a pressure cylinder on the outer side to provide power, wherein the riveting tools and the pressure cylinder are arranged on the base. The riveting device on two sides of the existing riveting machine is applied to riveting of the electromagnetic valve, and the efficiency of riveting workpieces can be improved.

The prior art riveting mode among the aforesaid is, artifical with the solenoid valve combination back, then place on the riveting machine lathe, adopts the cylinder to promote the riveting to the slider of both sides again, and above-mentioned prior art's device adopts a plurality of cylinder work to rivet, and the structure is comparatively complicated to lead to operation process also comparatively loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a frock is riveted to motor housing's side has simple structure, reduces the use of cylinder, and the simple and convenient effect of operation process.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a side riveting tool for a motor shell comprises symmetrically arranged sliding guide pillars, guide sleeves sleeved on the circumferential outer sides of one ends of the sliding guide pillars, a primary support plate, a secondary support plate and a tertiary support plate, wherein the primary support plate, the secondary support plate and the tertiary support plate are sequentially connected in the vertical direction of the sliding guide pillars, and the tertiary support plate is positioned on a table top;

one end of the guide sleeve is connected with the third-stage supporting plate and is positioned between the third-stage supporting plate and the second-stage supporting plate; the sliding guide column is sequentially provided with a hard spring and a soft spring along the vertical direction, and the elastic deformation amount of the soft spring is larger than that of the hard spring under the condition of the same acting force; the hard spring is positioned between the primary supporting plate and the secondary supporting plate, and the soft spring is positioned between the secondary supporting plate and the tertiary supporting plate;

the bottom of the motor shell is positioned on the third-stage supporting plate; the secondary supporting plate is provided with a mounting hole for the motor shell to pass through, and the top of the motor shell is arranged in the mounting hole in a penetrating manner under the side riveting condition;

the side riveting component is symmetrically arranged on one side, close to the primary supporting plate, of the secondary supporting plate, the side riveting component comprises a side sliding block and a side inclined wedge block, the side inclined wedge block is connected with the primary supporting plate, the side sliding block is connected with the secondary supporting plate in a sliding mode, the side inclined wedge block is provided with an inclined pressing portion, the side sliding block is provided with a bearing portion corresponding to the inclined pressing portion, and the side sliding block is provided with a riveting lug corresponding to the side riveting portion.

By adopting the technical scheme, only a downward driving force is required to be provided for the first-stage supporting plate, the driving force can be provided by the cylinder, the soft spring can be compressed firstly, the second-stage supporting plate is driven to move towards the third-stage supporting plate, and when the second-stage supporting plate is contacted with the upper surface of the guide sleeve, the side riveting part of the shell body and the riveting lug of the side sliding block are positioned at the same height; and a downward driving force is continuously provided for the first-stage supporting plate, so that the hard spring is compressed, the first-stage supporting plate moves towards the second-stage supporting plate, and the side inclined wedge block pushes the side sliding block to move towards the side riveting part. The motor shell can be positioned and riveted only by pushing the first-level supporting plate downwards, the structure is simple, and the operation process is simple and convenient.

The utility model discloses further set up to, the sloping portion is the orientation the inclined plane of side slider, the holding portion is the orientation the curved surface that the sloping portion set up.

By adopting the technical scheme, when the bearing part is a curved surface, the contact surface with the inclined pressing part is the smallest, and the abrasion of the bearing part is also the smallest.

The utility model discloses further set up to, the mounting groove has been seted up in the tertiary backup pad, mounting groove department inserts and is equipped with the installation base, just the installation base with tertiary backup pad fixed connection, the fixed cover in the installation base outside is equipped with the collar, collar height less than or equal to the guide pin bushing height, be equipped with the locating piece on the installation base, the constant head tank has been seted up to the shell body bottom, the locating piece insert extremely in the constant head tank.

Through adopting above-mentioned technical scheme, the locating piece is convenient for fix a position motor housing fast, and the installation boss has a take the altitude, and motor housing places in the groove that installation boss and collar formed, is favorable to reducing the working stroke of cylinder, shortens riveting time.

The utility model discloses further set up to, still including the screw that splines, the erection boss with tertiary backup pad passes through screw fixed connection splines, the collar lateral wall run through its wall thickness with the erection boss also passes through the screw connection splines.

Through adopting above-mentioned technical scheme, set up and prevent that the screw both can install, fixed mounting boss and collar, also can prevent that the mounting boss is rotatory, lead to the shell body circumference location inaccurate.

The utility model discloses further set up to, the side is riveted the subassembly and is still included the slide rail, the slide rail with second grade backup pad fixed connection, the slide rail is followed the center pin symmetry of side slide sliding direction sets up.

Through adopting above-mentioned technical scheme, utilize the slide rail that the symmetry set up, make things convenient for the side slider to slide along slide rail extending direction, reduce the riveting error of riveting the lug.

The utility model discloses further set up to, the second grade backup pad is equipped with reset spring and two reset screw along the center pin symmetry of its vertical direction, two of one side reset screw follows the center pin symmetry of side slide sliding direction set up and with the second grade backup pad is connected, and two of one side reset screw is located the homonymy slide the guide pillar with between the side wedge block, be equipped with the reset connecting rod that runs through the relative lateral wall of its width direction on the side slide block, reset spring one pot is established reset connecting rod one end is walked around and is established two of homonymy reset screw, reset spring's other pot head is established the reset connecting rod other end.

Through adopting above-mentioned technical scheme, utilize reset spring and reset screw, when the oblique voussoir of side shifts up along with one-level backup pad, reset spring resets the side slider through the reset connecting rod.

The utility model discloses further set up to, the connecting rod both ends that reset are connected with anti-skidding cover.

Through adopting above-mentioned technical scheme, set up anti-skidding lid and prevent that reset spring from breaking away from reset connecting rod at the in-process that resets.

The utility model discloses further set up to, it is equipped with fixed fender ring and the bearing that slides to overlap in proper order on the guide pillar that slides, fixed fender ring with the guide pillar fixed connection slides, the bearing that slides with the guide pillar that slides is connected, just the bearing that slides is fixed to be worn to locate in the one-level backup pad.

Through adopting above-mentioned technical scheme, utilize the bearing that slides to make sliding of one-level backup pad more smooth and easy, reduce the wearing and tearing of one-level backup pad at the in-process that slides, fixed fender ring is used for the fixed stroke that slides of sliding bearing, prevents that sliding bearing from breaking away from the guide pillar that slides.

To sum up, the utility model discloses following beneficial effect has:

1. through the arrangement of the hard spring, the soft spring and the side riveting component, the soft spring can be firstly utilized for compression and positioning, and then the hard spring is utilized for compression to enable the side riveting component to work, so that the effects of simplifying the structure of the device and simplifying the operation steps are achieved;

2. the effect of resetting the side sliding block can be achieved through the arrangement of the reset screw and the reset spring;

3. through the setting of locating piece and constant head tank, can play the effect of quick location shell body circumference position.

Drawings

Fig. 1 is a schematic view of the overall structure of a motor casing in the prior art.

Fig. 2 is a schematic view of the overall structure of the side riveting tool of the motor housing in the embodiment.

Fig. 3 is a partially enlarged view of a portion a in fig. 2, for showing a connection relationship between the positioning groove and the positioning block.

Fig. 4 is a schematic structural diagram of a side riveting tool in the present embodiment in a working state.

In the figure, 1, a motor shell; 11. a housing body; 12. an upper cover body; 13. a side riveting part; 14. side riveting a groove; 2. sliding the guide post; 21. fixing the baffle ring; 22. a sliding bearing; 23. a hard spring; 24. a soft spring; 25. a guide sleeve; 3. a primary support plate; 31. a secondary support plate; 311. mounting holes; 32. a third support plate; 4. mounting grooves; 41. mounting a boss; 42. a mounting ring; 43. positioning blocks; 44. positioning a groove; 45. a rotation stopping screw; 5. a side riveting component; 51. a side slider; 52. a side wedge block; 53. a bias part; 54. a pressure-bearing portion; 55. riveting the convex block; 56. a slide rail; 6. a reset screw; 61. a return spring; 62. a reset connecting rod; 63. an anti-slip cover; 7. and a cylinder.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 2, the frock is riveted to side of motor housing that this embodiment discloses, including the subassembly 5 is riveted to the side and one-level backup pad 3, second grade backup pad 31, tertiary backup pad 32 that from top to bottom set gradually, be equipped with between one-level backup pad 3 and the second grade backup pad 31 and rivet subassembly 5 to the side, tertiary backup pad 32 is located the mesa. The upper surface of the third-stage supporting plate 32 is provided with guide sleeves 25 close to the two ends of the third-stage supporting plate in the length direction, a sliding guide pillar 2 with one end fixed with the third-stage supporting plate 32 is inserted into each guide sleeve 25, and the other end of each sliding guide pillar 2 sequentially penetrates through the second-stage supporting plate 31 and the first-stage supporting plate 3. Still be equipped with cylinder 7 on the mesa, and 3 tops of one-level backup pad are connected with the piston rod of cylinder 7 to piston rod through cylinder 7 pushes down, drives the side of this embodiment and rivets frock work.

Referring to fig. 2 and 4, one side of the third-stage support plate 32 facing the second-stage support plate 31 is provided with a mounting groove 4 for mounting the motor housing 1, so that the side riveting component 5 can quickly position the side riveting portion 13 and reduce the movement stroke of the air cylinder 7, in the embodiment, the mounting groove 4 is internally fixedly inserted with a mounting boss 41, the top of the mounting boss 41 is provided with a positioning block 43 (see fig. 3), the bottom of the housing body 11 is provided with a positioning groove 44 (see fig. 3), and the positioning block 43 is inserted into the positioning groove 44. The rotation stopping screw 45 is provided, and after the circumferential position of the positioning block 43 is confirmed, the mounting boss 41 and the third-stage support plate 32 are connected by the rotation stopping screw 45. In order to further fix the motor housing 1, a mounting ring 42 is sleeved on the circumferential outer side of the mounting boss 41, and the mounting ring 42 is also connected with the mounting boss 41 through a rotation stopping screw 45.

Referring to fig. 2 and 4, a soft spring 24 is sleeved on the sliding guide pillar 2 between the secondary support plate 31 and the tertiary support plate 32, and a hard spring 23 is sleeved on the sliding guide pillar 2 between the primary support plate 3 and the secondary support plate 31; in this embodiment, under the same acting force, the amount of elastic deformation of the soft spring 24 is greater than that of the hard spring 23, so that when the cylinder 7 pushes downward, the soft spring 24 is compressed and deformed first, and the mounting hole 311 is formed in the secondary support plate 31, when the secondary support plate 31 contacts with the upper surface of the guide sleeve 25, the secondary support plate 31 cannot displace downward any more, and meanwhile, the top of the motor housing 1 is also inserted into the mounting hole 311; the cylinder 7 continues to work, and the hard spring 23 is pressed and deformed, so that the primary support plate 3 is displaced downwards.

Referring to fig. 2 and 4, further, the side riveting assembly 5 includes a side slider 51 and a side wedge 52, the side wedge 52 is connected with the primary support plate 3 through a screw, the secondary support plate 31 is connected with a slide rail 56, the slide rail 56 is located on two sides of a central axis in the sliding direction of the side slider 51, and the side slider 51 is connected with the slide rail 56 in a sliding manner. When the cylinder 7 pushes the primary support plate 3 to slide downwards, the side inclined wedge block 52 is driven to contact with the side slide block 51, and the side slide block 51 is pushed to slide towards the side riveting part 13 by the downward movement force of the side inclined wedge block 52. Preferably, in the present embodiment, the side wedge 52 is provided with a pressing portion 53, the pressing portion 53 is an inclined surface, the side slider 51 is provided with a pressure receiving portion 54, the pressure receiving portion 54 is a curved surface, and the pressing portion 53 contacts the pressure receiving portion 54, so that the contact surface between the side wedge 52 and the side slider 51 is minimized, and the wear of the two is minimized. The side slider 51 is provided with a caulking projection 55 on the side facing the side caulking portion 13, and the caulking projection 55 gradually presses the side caulking portion 13 into the side caulking groove 14 as the side slider 51 moves toward the side caulking groove 14.

Referring to fig. 2 and 4, in order to facilitate the sliding of the primary support plate 3, a sliding bearing 22 is disposed on the primary support plate 3, the sliding bearing 22 is sleeved on the sliding guide pillar 2, and the sliding bearing 22 is partially embedded in the primary support plate 3. In order to prevent the primary support plate 3 from being subjected to the reverse acting force of the larger hard spring 23 in the resetting process, the sliding bearing 22 is separated from the sliding guide pillar 2, a fixed baffle ring 21 is arranged at one end of the sliding guide pillar 2, which is far away from the guide sleeve 25, and the fixed baffle ring 21 fixes the sliding distance of the sliding bearing 22 between the fixed baffle ring 21 and the primary support plate 3.

Referring to fig. 2 and 4, when the side riveting work is completed, the primary support plate 3 moves upward together with the secondary support plate 31, and the hard spring 23 is restored first and the soft spring 24 is restored later because the reverse action of the hard spring 23 is greater than that of the soft spring 24. In order to enable the side inclined wedge block 52 to reset along with the upward movement of the first-stage support plate 3, the side sliding block 51 can also reset as soon as possible, a reset spring 61 is arranged, two reset screws 6 are arranged between the side inclined wedge block 52 and the sliding guide post 2 on the same side, the reset screws 6 are connected with the second-stage support plate 31, a reset connecting rod 62 is inserted on the side sliding block 51 through the longitudinal wall thickness of the side sliding block, one end of the reset spring 61 is sleeved at one end of the reset connecting rod 62, and the other end of the reset spring is connected to the other end of. In order to return the return spring 61 to balance, the return screws 6 are provided to be axisymmetrical in the sliding direction of the side slider 51. Further, in order to avoid the reset spring 61 from slipping off from the two ends of the reset connecting rod 62 in the reset process, anti-slip covers 63 are arranged at the two ends of the reset connecting rod 62, and the diameter of the anti-slip covers 63 is larger than the diameter of the connecting part of the reset connecting rod 62 sleeved with the reset spring 61.

The implementation principle of the above embodiment is as follows: placing the installation boss 41 into the installation groove 4, fixing the circumferential direction of the positioning block 43 on the installation boss 41, and screwing the installation boss 41 through the rotation-stopping screw 45; the mounting ring 42 is sleeved on the circumferential outer side of the mounting boss 41, and the mounting ring 42 is fixed by the rotation stopping screw 45. Next, the motor housing 1 is placed in the groove formed by the mounting boss 41 and the mounting ring 42, and the positioning groove 44 on the motor housing 1 is fastened with the positioning block 43, at this time, the side riveting portion 13 of the motor housing 1 faces the direction of the sliding guide post 2 on the same side, and the circumferential position of the motor housing 1 is fixed.

Starting the cylinder 7, the cylinder 7 is pressed down, the soft spring 24 is compressed after being pressed, and the second-stage support plate 31 is driven to fix the axial position of the motor shell 1. Then, when the secondary support plate 31 contacts the upper surface of the guide sleeve 25, the hard spring 23 compresses, and drives the side wedge 52 to move downwards to push the side slider 51 to slide towards the side riveting part 13. After riveting, the cylinder 7 moves upward, and the return spring 61 drives the side slider 51 to return.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a frock is riveted to motor housing's side which characterized in that: the sliding guide device comprises a sliding guide post (2) which is symmetrically arranged, a guide sleeve (25) which is sleeved on the circumferential outer side of one end of the sliding guide post (2), a primary support plate (3), a secondary support plate (31) and a tertiary support plate (32) which are sequentially connected along the vertical direction of the sliding guide post (2), wherein the tertiary support plate (32) is positioned on a table top; one end of the guide sleeve (25) is connected with the third-level support plate (32) and is positioned between the third-level support plate (32) and the second-level support plate (31); the sliding guide post (2) is sequentially provided with a hard spring (23) and a soft spring (24) along the vertical direction, and under the condition of the same acting force, the elastic deformation amount of the soft spring (24) is larger than that of the hard spring (23); the hard spring (23) is positioned between the primary support plate (3) and the secondary support plate (31), and the soft spring (24) is positioned between the secondary support plate (31) and the tertiary support plate (32);

the bottom of the motor shell (1) is positioned on the three-stage supporting plate (32); the secondary support plate (31) is provided with a mounting hole (311) for the power supply shell (1) to pass through; the side riveting component (5) is symmetrically arranged on one side, close to the primary support plate (3), of the secondary support plate (31), the side riveting component (5) comprises a side sliding block (51) and a side inclined wedge block (52), the side inclined wedge block (52) is connected with the primary support plate (3), the side sliding block (51) is connected with the secondary support plate (31) in a sliding mode, the side inclined wedge block (52) is provided with an inclined pressing portion (53), the side sliding block (51) corresponds to the inclined pressing portion (53) and is provided with a pressing portion (54), and the side riveting portion (13) corresponding to the side sliding block (51) is provided with a riveting convex block (55).

2. The side riveting tool for the motor shell according to claim 1, characterized in that: the inclined part (53) is an inclined surface facing the side slider (51), and the bearing part (54) is a curved surface facing the inclined part (53).

3. The side riveting tool for the motor shell according to claim 1, characterized in that: the mounting groove (4) is formed in the third-level supporting plate (32), the mounting boss (41) is inserted in the mounting groove (4), the mounting boss (41) is fixedly connected with the third-level supporting plate (32), a mounting ring (42) is fixedly sleeved on the outer side of the mounting boss (41), the height of the mounting ring (42) is less than or equal to that of the guide sleeve (25), a positioning block (43) is arranged on the mounting boss (41), a positioning groove (44) is formed in the bottom of the shell body (11), and the positioning block (43) is inserted into the positioning groove (44).

4. The side riveting tool for the motor shell according to claim 3, characterized in that: still include rotation stopping screw (45), installation boss (41) with tertiary backup pad (32) pass through rotation stopping screw (45) fixed connection, collar (42) lateral wall run through its wall thickness with installation boss (41) also pass through rotation stopping screw (45) are connected.

5. The side riveting tool for the motor shell according to claim 4, characterized in that: the side riveting assembly (5) further comprises a sliding rail (56), the sliding rail (56) is fixedly connected with the secondary support plate (31), and the sliding rail (56) is symmetrically arranged along the central axis of the sliding direction of the side sliding block (51).

6. The side riveting tool for the motor shell according to claim 1, characterized in that: the two-stage support plate (31) is symmetrically provided with a reset spring (61) and two reset screws (6) along a central axis in the vertical direction, the two reset screws (6) on one side are symmetrically arranged along the central axis in the sliding direction of the side sliding block (51) and are connected with the two-stage support plate (31), the two reset screws (6) on one side are positioned between the sliding guide pillar (2) and the side inclined wedge block (52) on the same side, the side sliding block (51) is provided with a reset connecting rod (62) penetrating through opposite side walls in the width direction of the side sliding block, one end of the reset spring (61) is sleeved at one end of the reset connecting rod (62) and bypasses the two reset screws (6) on the same side, and the other end of the reset spring (61) is sleeved at the other end of the reset connecting rod.

7. The side riveting tool for the motor shell according to claim 6, characterized in that: two ends of the reset connecting rod (62) are connected with anti-slip covers (63).

8. The side riveting tool for the motor shell according to claim 1, characterized in that: the anti-slip device is characterized in that a fixed retaining ring (21) and a slip bearing (22) are sequentially sleeved on the slip guide pillar (2), the fixed retaining ring (21) is fixedly connected with the slip guide pillar (2), the slip bearing (22) is connected with the slip guide pillar (2) in a sliding manner, and the slip bearing (22) is fixedly arranged in the first-stage supporting plate (3) in a penetrating manner.