CN212627564U

CN212627564U - Lug riveting equipment for driving motor production line

Info

Publication number: CN212627564U
Application number: CN202021230763.2U
Authority: CN
Inventors: 陈孙艺; 洪进兴; 梁伟任
Original assignee: Quanzhou Kpl Electric Appliance For Vehicle Co ltd
Current assignee: Quanzhou Kpl Electric Appliance For Vehicle Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-02-26
Anticipated expiration: 2030-06-29

Abstract

The utility model provides a lug riveting equipment for driving motor production line, which comprises a frame, be provided with stator tilting mechanism in the frame and press riveting mechanism, stator tilting mechanism includes fixed connection and is in upper bracket in the frame, rotate and connect and be in roll-over stand on the upper bracket, be used for the drive roll-over stand pivoted upset motor and fixed connection are in fastening components on the roll-over stand, press riveting mechanism includes vertical sliding connection and be in depression bar in the frame, be used for the drive the gliding riveting cylinder of depression bar, install the riveting mould of depression bar upper end, be located the backup pad of riveting mould top and be used for the drive the removal cylinder that the backup pad removed, the backup pad is direct or indirect sliding connection be in the frame. The utility model provides an equipment can replace the workman to accomplish the process of riveting lug, and production efficiency is higher relatively.

Description

Lug riveting equipment for driving motor production line

Technical Field

The utility model relates to a driving motor production facility, especially a lug riveting equipment for driving motor production line.

Background

In an assembly line of a driving motor, there is a process of riveting a tab to a lead-out wire of a stator so as to perform a welding process using an automated welding apparatus. In the traditional production, the riveting procedure is usually completed by a manual hand-held tool, and then the soldering treatment is carried out, so that the production efficiency is relatively low.

In view of the above, the applicant has made intensive studies to solve the above problems and has made the present invention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a relatively higher lug riveting equipment that is used for driving motor production line of production efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a lug riveting equipment for driving motor production line, includes the frame, be provided with stator tilting mechanism in the frame and press and rivet the mechanism, stator tilting mechanism includes fixed connection and is in upper bracket in the frame, rotate and connect and be in roll-over stand on the upper bracket, be used for the drive roll-over stand pivoted upset motor and fixed connection are in fastening component on the roll-over stand, press and rivet the mechanism and include vertical sliding connection and be in depression bar in the frame, be used for the drive the gliding riveting cylinder of depression bar, install the riveting mould of depression bar upper end, be located the backup pad of riveting mould top and be used for the drive the removal cylinder that the backup pad removed, the backup pad is direct or indirect sliding connection be in the frame.

As an improvement of the utility model, fixedly connected with on the roll-over stand with the pivot that upset motor drive is connected, fixedly connected with response piece in the pivot, be provided with on the upper bracket with the first proximity sensor of response piece complex and second proximity sensor, first proximity sensor with second proximity sensor mutually perpendicular arranges, and is located respectively the footpath of pivot is upwards.

As an improvement of the utility model, fastening components include the internal diameter and wait to assemble frock dish, the fixed connection that the external diameter of stator matches the inner chamber bottom of frock dish and with the shape seat, the sliding connection that rise that the frock dish coaxial arrangement is in the shape that rises on the seat that rises and be used for the drive the gliding cylinder that rises of shape that rises of the piece that rises, the slip direction of the piece that rises with the radial the same of frock dish.

As an improvement of the utility model, the shape piece that rises has more than two, each the shape piece that rises with the axis of frock dish is the even cloth in center, the centre bore has been seted up on the shape seat that rises, the centre bore in alternate have with the shape core that rises of the piston rod fixed connection of the shape cylinder that rises, the shape core that rises have with each the direction lateral wall that rises the shape piece one-to-one, each the direction lateral wall with interval between the axis of frock dish is close to relatively from this direction lateral wall the one end of frock dish reduces to other end direction gradually, each dovetail or T-slot have been seted up on the direction lateral wall respectively, the shape piece that rises be provided with correspond the dovetail or T-slot complex sliding part.

As an improvement of the utility model, the depression bar with the riveting cylinder realizes the transmission through link assembly and connects, link assembly includes fixed connection and is in lower carriage, upper end in the frame are rotated and are connected first connecting rod, the rotation of depression bar lower extreme are connected connecting axle, the upper end of first connecting rod lower extreme are rotated and are connected second connecting rod, one end on the connecting axle are supported and are in connecting epaxial reset spring and vertical sliding connection are in guide block to one side on the lower carriage, the lower extreme of second connecting rod is rotated and is connected on the lower carriage, reset spring level is arranged just reset spring keeps away from the one end fixed connection of connecting axle is in on the lower carriage, guide block to one side with the piston rod fixed connection of riveting cylinder, just guide block to one side is direct or indirectly supported and is in on the connecting axle.

As an improvement of the utility model, the connecting rod assembly further comprises a fixed connection and is in linear bearing on the lower bracket alternates with guide rod among the linear bearing, the reset spring cover is established on the guide rod.

As an improvement of the utility model, the backup pad with the moving cylinder realizes the transmission through location upset subassembly and connects, location upset subassembly includes horizontal sliding connection and is in sliding plate, fixed connection in the frame are in support, rotation connection on the sliding plate are in drive shaft, fixed connection on the support drive epaxial pendulum rod, fixed connection and be in drive epaxial gear, sliding connection be in sliding plate go up and with gear engagement's rack and piston rod with rack fixed connection's upset cylinder, the one end of pendulum rod with backup pad fixed connection, sliding plate with moving cylinder's piston rod fixed connection.

As an improvement of the utility model, stator tilting mechanism's both sides are provided with mutually supporting laser sensor and reflector panel respectively.

As an improvement of the present invention, the stator turnover mechanism is provided with a light source fixedly connected to the upper portion of the frame.

As an improvement of the utility model, be provided with the protection light curtain subassembly in the frame.

Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:

1. the utility model provides an equipment can replace the workman to accomplish the process of riveting lug, and production efficiency is higher relatively.

2. Through setting up stator tilting mechanism, carry out the riveting again after overturning the stator for press rivet mechanism can with stator tilting mechanism dislocation arrangement and need not to set up in stator tilting mechanism's top, operating space is great relatively, and debugging equipment.

3. The fastening assembly that this embodiment provided can be with the stable centre gripping of stator on the frock dish, and only need a cylinder can accomplish the centre gripping action, the energy consumption is lower relatively.

4. Realize the pressure boost through setting up link assembly, help further reducing the energy consumption.

Drawings

Fig. 1 is a schematic structural view of the lug riveting device of the present invention, in which some parts on the frame are omitted;

fig. 2 is a schematic structural view of the stator turnover mechanism of the present invention;

FIG. 3 is a schematic structural view of the fastening assembly of the present invention, in which the expansion seat is omitted;

fig. 4 is a schematic structural view of the medium pressure riveting mechanism of the present invention;

fig. 5 is a schematic structural view of the middle pressure riveting structure of the present invention after partial parts are omitted.

The designations in the figures correspond to the following:

110-a rack; 111-a work table;

112-a laser sensor; 113-a reflector;

114-a light source; 120-a stator turnover mechanism;

121-upper support; 122-a roll-over stand;

123-overturning the motor; 124-a speed reducer;

125-a rotating shaft; 126-a sensing block;

127-a first proximity sensor; 128-a second proximity sensor;

130-a press riveting mechanism; 131-a pressure bar;

132-riveting a cylinder; 133-riveting a mold;

134-a support plate; 135-a moving cylinder;

136-a mounting plate; 137-guide sleeve;

140-a fastening assembly; 141-a tooling plate;

142-an expanding seat; 143-expanding blocks;

144-a bulging cylinder; 145-expanding core;

150-a connecting-rod assembly; 151-lower support;

152-a first link; 153-a connecting shaft;

154-a second link; 155-a return spring;

156-a ramp guide block; 157-linear bearings;

158-guide rod; 159-a bearing;

160-positioning and overturning assembly; 161-sliding bottom plate;

162-a support; 163-a drive shaft;

164-a swing link; 165-a flipping cylinder;

166-dust shield.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 5, the lug riveting apparatus for a driving motor production line according to the present embodiment includes a frame 110, the frame 110 has a work table 111 cooperating with the driving motor production line, the work table 111 of the frame 110 is provided with a stator turnover mechanism 120 and a rivet pressing mechanism 130, and an arrangement direction of the stator turnover mechanism 120 and the rivet pressing mechanism 130 is perpendicular to a corresponding line segment of the driving motor production line. The two sides of the stator turnover mechanism 120 are respectively provided with a laser sensor 112 and a reflector 113 which are matched with each other, and a light source 114 fixedly connected to the frame 110 is arranged above the stator turnover mechanism 120, in this embodiment, the laser sensor 112 and the reflector 113 are respectively fixedly connected to the working table 111 through vertical rods, the light source 114 is preferably a fluorescent lamp, of course, the lug riveting device provided by this embodiment further comprises a control system connected to the production line, a control module in communication connection with the stator turnover mechanism 120, the riveting mechanism 130 and the industrial camera, the control module is a conventional module, and can be directly purchased from the market and set according to actual functional requirements, so that the light source 114 and the reflector 113 can be used for providing an illumination environment for the laser sensor 112, and the laser sensor 112 is used for sensing in real time so that the control module analyzes and obtains the assembly information between the stator and the stator turnover mechanism, specifically, when the riveting device is used, a stator of a wire to be riveted is placed on the stator turnover mechanism 120 through a manual operation, a mechanical arm, a material taking and placing mechanism and the like, and after the control module confirms that the stator is stably placed on the stator turnover mechanism 120 through the laser sensor 112, the control module controls the stator turnover mechanism 120 and the pressure riveting mechanism 130 to start working; after the pressure riveting is completed, the stator turnover mechanism 120 resets, and the stator is replaced to the driving motor production line through a manual work, a mechanical arm or a material taking and placing mechanism and the like.

The stator turnover mechanism 120 includes an upper bracket 121 fixedly connected to the work platen 111 of the frame 110, a turnover frame 122 rotatably connected to the upper bracket 121, a turnover motor 123 for driving the turnover frame 122 to rotate, and a fastening assembly 140 fixedly connected to the turnover frame 122, wherein the turnover frame 122 is fixedly connected to a rotating shaft 125 in transmission connection with the turnover motor through a reducer 124, the rotating shaft 125 is fixedly connected to a sensing block 126, the upper bracket 121 is provided with a first proximity sensor 127 and a second proximity sensor 128 which are matched with the sensing block 126, the first proximity sensor 127 and the second proximity sensor 128 are arranged perpendicular to each other and located on the same vertical plane and located in the radial direction of the rotating shaft 125, when in use, when the sensing block 126 is driven by the rotating shaft 125 to move from the position of one proximity sensor to the position of the other proximity sensor, the control module controls the turnover motor 123 to stop working, it is ensured that the range of rotation of the roll-over stand 122 is always controlled at 90.

The fastening assembly 140 may be a conventional assembly, such as a multi-jaw chuck or a vacuum chuck or the like, in this embodiment, the fastening assembly 140 includes a tooling plate 141 with an inner diameter matching with an outer diameter of the stator to be assembled, an expanding seat 142 fixedly connected to the bottom of the inner cavity of the tooling plate 141 and coaxially arranged with the tooling plate 141, an expanding block 143 slidably connected to the expanding seat 142, and an expanding cylinder 144 for driving the expanding block 143 to slide, wherein, the expanding base 142 can be a split expanding base or an integrated expanding base, for the convenience of assembly, in this embodiment, the expanding base 142 is a split expanding base, which is provided with a central hole, the side wall of the central hole is provided with more than two through holes for driving and connecting the expanding blocks 143, that is, there are more than two expanding blocks 143, each expanding block 143 is distributed uniformly around the axis of the tool disc 141, and the sliding direction of the expanding block 143 is the same as the radial direction of the tool disc 141; an expansion core 145 fixedly connected with a piston rod of an expansion cylinder 144 penetrates through a central hole of the expansion seat 142, the expansion core 145 is provided with guide side walls corresponding to the expansion blocks 143 one by one, the distance between each guide side wall and the axis of the tooling plate 141 is gradually reduced from one end, close to the tooling plate 141, of the guide side wall to the other end, each guide side wall is provided with a dovetail groove or a T-shaped groove, and the expansion blocks 143 are provided with sliding parts matched with the corresponding dovetail grooves or the corresponding T-shaped grooves, so that the expansion core 145 moves along the axis of the tooling plate 141 under the driving of the expansion cylinder 144, and further, each expansion block 143 slides towards the axis of the tooling plate 141 or towards the axis deviating from the tooling plate 141 to loosen or press an inner cavity of a stator to be assembled, so as to clamp the stator.

The rivet pressing mechanism 130 comprises a pressing rod 131 vertically and slidably connected to the frame 110, a riveting cylinder 132 for driving the pressing rod 131 to slide, a riveting die 133 installed at the upper end of the pressing rod 131, a supporting plate 134 located above the riveting die 133, and a moving cylinder 135 for driving the supporting plate 134 to move, wherein the pressing rod 131 can be directly and fixedly connected to the riveting cylinder 132, and in order to realize pressurization, preferably, the pressing rod 131 and the riveting cylinder 132 are in transmission connection through a connecting rod assembly 150, the connecting rod assembly 150 comprises a lower bracket 151 fixedly connected to the frame 110, a first connecting rod 152 with an upper end rotatably connected to a lower end of the pressing rod 131, a connecting shaft 153 rotatably connected to a lower end of the first connecting rod 152, a second connecting rod 154 with an upper end rotatably connected to the connecting shaft 153, a return spring 155 with one end abutting against the connecting shaft 153, and an, the lower end of the second connecting rod 154 is rotatably connected to the lower bracket 141 at a position right below the pressure lever 131, and the first connecting rod 152 and the second connecting rod 154 are in a side-inverted V shape; the return spring 155 is horizontally arranged, one end of the return spring 155, which is far away from the connecting shaft 153, is fixedly connected to the lower bracket 151, in order to avoid the elastic force of the return spring 155 not acting on the connecting shaft 153, in this embodiment, the link assembly 150 further includes a linear bearing 157 which is fixedly connected to the lower bracket 151 and is horizontally arranged, and a guide rod 158 which is inserted in the linear bearing 157, the return spring 155 is sleeved on the guide rod 158, one end of the guide rod 158 is provided with an end cap which abuts against the connecting shaft 153, the diameter of the end cap is as large as possible to prevent the connecting shaft 153 from separating from the end cap in the process of moving up and down, one end of the return spring 155 indirectly abuts against the connecting shaft 153 by abutting against the end cap, and the other end indirectly abuts against the lower bracket 151 by abutting against; the inclined guide block 156 is fixedly connected with the piston rod of the riveting cylinder 132, and the inclined guide block 156 has an inclined guide surface which is obliquely arranged relative to the vertical surface and directly or indirectly abuts against the connecting shaft 153, in the embodiment, two bearings 159 are installed on the connecting shaft 153, the inclined guide block 156 indirectly abuts against the connecting shaft 153 by abutting against one of the bearings 159, and the end cap indirectly abuts against the connecting shaft 153 by abutting against the other bearing 159. During the use, oblique guide block 156 upwards slides under the drive of riveting cylinder 132, promotes connecting axle 153 side through oblique guide surface and moves for the contained angle grow that forms between two connecting rods, and then promotes depression bar 131 and up removes, compresses simultaneously reset spring 155 and presses the completion back of riveting, and connecting axle 153 resets under reset spring 155's effect.

The upper end fixedly connected with mounting panel 136 of depression bar 131, riveting die 133 is connected with depression bar 131 through fixed connection is indirect on mounting panel 136, riveting die 133 is including the wire locating piece, riveting piece and the lug locating piece that arrange in proper order, it should be noted that, can have more than two sets of wire locating piece, riveting piece and the lug locating piece that arrange in proper order on every mould, in this embodiment, there are three groups of wire locating piece, riveting piece and lug locating piece that arrange in proper order, match with three-phase circuit. Preferably, the pressing rod 131 is further sleeved with a guide sleeve 137 fixedly connected to the worktable plate 111.

The support plate 134 is directly or indirectly slidably connected to the frame 110, and in this embodiment, the support plate 134 and the moving cylinder 135 are in transmission connection via a positioning and overturning assembly 160, the positioning and overturning assembly 160 comprises a sliding bottom plate 161 horizontally and slidably connected to the worktable 111 of the frame 110, a support 162 fixedly connected to the sliding bottom plate 161, a driving shaft 163 rotatably connected to the support 162, an oscillating bar 164 fixedly connected to the driving shaft 163, a gear (not shown) fixedly connected to the driving shaft 163, a rack (not shown) slidably connected to the sliding bottom plate 161 and engaged with the gear, and an overturning cylinder 165 with a piston rod fixedly connected to the rack and linearly arranged, wherein, the one end and the backup pad 134 fixed connection of pendulum rod 164 to drive the backup pad 134 and remove, sliding bottom plate 161 and the piston rod fixed connection of moving cylinder 135, and set up the hole of dodging that is used for supplying depression bar 131 to pass on the sliding bottom plate 161. In addition, the positioning and overturning assembly 160 further comprises a dust cover 166 fixedly connected to the sliding base plate 161, and the rack and the pinion are located in the dust cover 166. It should be noted that the support 162, the driving shaft 163 and the swing links 164 are respectively disposed in a one-to-one correspondence, and the two swing links 164 are respectively fixedly connected to two ends of the supporting plate 134. During the use, before stator tilting mechanism 120 carries out the upset action to the stator, backup pad 134 is located the side top of depression bar 131, in order to avoid touching the wire on the stator, after the stator upset is accomplished, the manual work or place the lug on the lug locating piece through the manipulator, remove cylinder 135 drive sliding bottom plate 161 and drive backup pad 134 and remove directly over depression bar 131, then depression bar 131 pushes up under the drive of riveting cylinder 132, with the lug with the wire riveting on the stator together, later depression bar 131 descends one section distance, upset cylinder 165 drives the rack slip, drive pendulum rod 164 through the gear and rotate, and then drive backup pad 134 swing, bend the lug, finally, rivet pressing mechanism 130 resets, accomplish the rivet pressing action.

The present invention has been described in detail with reference to the accompanying drawings, but the embodiments of the present invention are not limited to the above embodiments, and those skilled in the art can modify the present invention according to the prior art, for example, the cylinder in the above embodiments is changed into an oil cylinder, and these all belong to the protection scope of the present invention.

Claims

1. The utility model provides a lug riveting equipment for driving motor production line, includes the frame, its characterized in that, be provided with stator tilting mechanism and pressure riveting mechanism in the frame, stator tilting mechanism includes fixed connection and is in upper bracket in the frame, rotate to be connected and be in roll-over stand on the upper bracket, be used for the drive roll-over stand pivoted upset motor and fixed connection are in fastening components on the roll-over stand, the pressure riveting mechanism includes vertical sliding connection and is in depression bar in the frame, be used for the drive the gliding riveting cylinder of depression bar, install the riveting mould of depression bar upper end, be located the backup pad of riveting mould top and be used for the drive the removal cylinder that the backup pad removed, the backup pad is direct or indirect sliding connection be in the frame.

2. The lug riveting device for the driving motor production line as recited in claim 1, wherein the turnover frame is fixedly connected with a rotating shaft in transmission connection with the turnover motor, the rotating shaft is fixedly connected with an induction block, the upper bracket is provided with a first proximity sensor and a second proximity sensor which are matched with the induction block, and the first proximity sensor and the second proximity sensor are arranged vertically and are respectively positioned in the radial direction of the rotating shaft.

3. The lug riveting device for the driving motor production line as recited in claim 1, wherein the fastening assembly comprises a tool disc with an inner diameter matched with the outer diameter of a stator to be assembled, an expansion seat fixedly connected to the bottom of the inner cavity of the tool disc and coaxially arranged with the tool disc, an expansion block slidably connected to the expansion seat, and an expansion cylinder for driving the expansion block to slide, and the sliding direction of the expansion block is the same as the radial direction of the tool disc.

4. The lug riveting device for the driving motor production line as claimed in claim 3, wherein the expansion blocks are more than two, each expansion block is uniformly distributed by taking the axis of the tooling plate as the center, the expansion seat is provided with a center hole, an expansion core fixedly connected with the piston rod of the expansion cylinder is inserted into the center hole, the expansion core is provided with guide side walls corresponding to the expansion blocks one to one, the distance between each guide side wall and the axis of the tooling plate is gradually reduced from one end of the guide side wall relatively close to the tooling plate to the other end, each guide side wall is provided with a dovetail groove or a T-shaped groove, and the expansion blocks are provided with sliding parts matched with the corresponding dovetail grooves or the T-shaped grooves.

5. The tab riveting apparatus for a drive motor production line according to claim 1, the pressure lever and the riveting cylinder are in transmission connection through a connecting rod assembly, the connecting rod assembly comprises a lower bracket fixedly connected to the rack, a first connecting rod with the upper end rotatably connected to the lower end of the pressure lever, a connecting shaft rotatably connected to the lower end of the first connecting rod, a second connecting rod with the upper end rotatably connected to the connecting shaft, a return spring with one end abutting against the connecting shaft, and an inclined guide block vertically and slidably connected to the lower bracket, the lower end of the second connecting rod is rotatably connected to the lower bracket, the return spring is horizontally arranged, one end of the return spring, which is far away from the connecting shaft, is fixedly connected to the lower bracket, the inclined guide block is fixedly connected with a piston rod of the riveting cylinder, and the inclined guide block directly or indirectly abuts against the connecting shaft.

6. The lug riveting apparatus for a driving motor production line according to claim 5, wherein the link assembly further comprises a linear bearing fixedly connected to the lower bracket and a guide rod inserted in the linear bearing, and the return spring is sleeved on the guide rod.

7. The lug riveting device for the production line of the driving motors as claimed in claim 1, wherein the supporting plate and the moving cylinder are in transmission connection through a positioning and overturning assembly, the positioning and overturning assembly comprises a sliding bottom plate horizontally and slidably connected to the rack, a support fixedly connected to the sliding bottom plate, a driving shaft rotatably connected to the support, an oscillating bar fixedly connected to the driving shaft, a gear fixedly connected to the driving shaft, a rack slidably connected to the sliding bottom plate and engaged with the gear, and an overturning cylinder with a piston rod fixedly connected to the rack, one end of the oscillating bar is fixedly connected to the supporting plate, and the sliding bottom plate is fixedly connected to the piston rod of the moving cylinder.

8. The lug riveting apparatus for a driving motor production line according to any one of claims 1-7, wherein the two sides of the stator turnover mechanism are respectively provided with a laser sensor and a reflector plate which are matched with each other.

9. The lug riveting apparatus for a driving motor production line according to claim 8, wherein a light source fixedly connected to the frame is provided above the stator turnover mechanism.

10. The lug riveting apparatus for a drive motor production line according to any one of claims 1-7, wherein a protective light curtain assembly is provided on the frame.