CN109500344B - Automatic press riveting device for clutch balancing machine - Google Patents
Automatic press riveting device for clutch balancing machine Download PDFInfo
- Publication number
- CN109500344B CN109500344B CN201811614290.3A CN201811614290A CN109500344B CN 109500344 B CN109500344 B CN 109500344B CN 201811614290 A CN201811614290 A CN 201811614290A CN 109500344 B CN109500344 B CN 109500344B
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- sliding table
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- vertical sliding
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- 230000008093 supporting effect Effects 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 238000005259 measurement Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/14—Riveting machines specially adapted for riveting specific articles, e.g. brake lining machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/16—Drives for riveting machines; Transmission means therefor
- B21J15/20—Drives for riveting machines; Transmission means therefor operated by hydraulic or liquid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
- B21J15/42—Special clamping devices for workpieces to be riveted together, e.g. operating through the rivet holes
Abstract
The invention discloses an automatic riveting device for a clutch balancing machine. The horizontal moving component is arranged on the base, the horizontal driving component drives the horizontal moving component to move horizontally, the horizontal moving component is provided with a vertical moving component, the press riveting component is connected with the vertical moving component in a floating mode, and the vertical driving component is arranged on the top of the vertical moving component and drives the press riveting component to move up and down; the clutch workpiece is arranged on one side of the press riveting part, the clutch workpiece is mounted on the clamp through the positioning pin hole, the clutch workpiece is provided with a rivet hole, a rivet is arranged in the rivet hole, the horizontal driving part and the vertical driving part drive the press riveting part to move to contact the rivet, and the press riveting part is operated to enable the final rivet to be riveted on the clutch workpiece, so that weighting balance of the clutch workpiece is completed. The invention saves the cost and reduces the damage to the press riveting device and the workpiece.
Description
Technical Field
The invention relates to a press riveting mechanism, in particular to an automatic press riveting mechanism for a clutch balancing machine.
Background
In the production process of the automobile clutch, initial unbalance amount is inevitably present due to unreasonable design, uneven materials, stamping processing, assembly errors and the like. During operation, the clutch with excessive unbalance amount can generate vibration and noise, the system performance is degraded by light weight, the comfort level of the automobile is affected, and damage and accidents are caused by heavy weight, so that the dynamic balance treatment of the clutch is required to keep the unbalance amount within a qualified range.
The clutch is arranged on a specific fixture for dynamic balance detection, a certain number of positioning pins are arranged on the fixture and are matched with the positioning pin holes on the clutch shell, so that the loading and unloading of workers are facilitated, and the positioning pins and the positioning pin holes are usually in clearance fit. The clutch housing is provided with a certain number of rivet balance holes, and the unbalance amount of the clutch workpiece is eliminated by riveting rivets in the rivet balance holes so as to achieve a balanced state. During riveting, the large head surface of the rivet contacts the workpiece, and the other end of the rivet is expanded by a stamping mode so as to be clamped in a rivet balance hole on the clutch housing.
Because the locating pin of the clamp is in clearance fit with the locating pin hole of the workpiece, when the rigid stamping head is used for stamping rivets, the workpiece is subjected to lateral force, and the workpiece is easily separated from the clamp due to excessive stamping force, so that action errors are caused. In order to avoid the problems, the workpiece is usually carried to another station, clamped and fixed by a set of clamping mechanisms, and then riveted for aggravation, so that the cost is increased to a certain extent, and the working beat is increased.
Therefore, it is necessary to develop a press riveting mechanism which can complete the measurement and press riveting at the same station and can avoid the generation of lateral force on the workpiece during the riveting process, thereby separating the workpiece from the fixture.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides an automatic riveting mechanism for a clutch balancing machine, and a stamping head is arranged on a floating sliding table, so that the stamping head can avoid generating excessive lateral impact force on a workpiece in the process of stamping rivets, and the workpiece is separated from a measuring clamp.
The technical scheme of the invention is as follows:
the invention comprises a clutch workpiece with a positioning pin hole, a clamp with a positioning pin, a horizontal moving part, a horizontal driving part, a vertical moving part, a vertical driving part and a press riveting part, wherein the horizontal moving part is arranged on a base, the horizontal moving part is connected with the horizontal driving part, and the horizontal driving part drives the horizontal moving part to horizontally move. The vertical moving part is arranged on the horizontal moving part, the press riveting part is connected to the bottom of the vertical moving part in a floating way, and the vertical driving part is arranged on the top of the vertical moving part and drives the press riveting part to move up and down.
The clutch workpiece is arranged on one side of the press riveting component, the clutch workpiece is mounted on the clamp with the positioning pin through the positioning pin hole, the clutch workpiece is also provided with a rivet hole, the rivet is arranged in the rivet hole, and the rivet penetrates through the rivet hole from top to bottom; the horizontal driving part and the vertical driving part drive the riveting part to move to contact the rivet, and the riveting part acts to rivet the final rivet on the clutch workpiece.
The horizontal moving part comprises a horizontal sliding table guide rail slide block pair and a horizontal sliding table support plate, wherein the two horizontal sliding table guide rail slide block pairs which are parallel to each other are fixed on the base through respective horizontal sliding table guide rail fixing blocks, and the horizontal sliding table support plate is fixedly connected with the slide blocks in the horizontal sliding table guide rail slide block pair, so that the horizontal sliding table support plate horizontally slides along the guide rail of the horizontal sliding table guide rail slide block pair.
The horizontal driving component comprises a horizontal driving motor, a coupler, a screw rod fixing block, a horizontal sliding table screw rod nut pair and a nut fixing block, an output shaft of the horizontal driving motor is connected with a screw rod of the horizontal sliding table screw rod nut pair through the coupler, a nut of the horizontal sliding table screw rod nut pair is fixedly connected to the lower surface of the horizontal sliding table supporting plate through the nut fixing block, the horizontal driving motor drives the screw rod to rotate, the screw rod converts rotary motion of the screw rod into linear motion of the nut through the screw rod nut pair, and the linear motion of the nut drives the horizontal sliding table supporting plate to horizontally slide through the horizontal screw rod nut fixing block.
The vertical moving part comprises a vertical sliding table guide rod, a vertical sliding table upper plate, a vertical sliding table floating plate and a vertical sliding table moving plate which are sequentially arranged from top to bottom, wherein the upper end of the vertical sliding table guide rod is fixed on the vertical sliding table upper plate, and the lower end of the vertical sliding table guide rod vertically and downwards sequentially passes through the vertical sliding table floating plate and the vertical sliding table moving plate and then is fixed on the horizontal sliding table supporting plate; the vertical sliding table floating plate and the vertical sliding table moving plate are connected through a floating plate balance cylinder and a floating plate floating spring, the cylinder of the floating plate balance cylinder is fixed on the vertical sliding table moving plate, a cylinder push rod of the floating plate balance cylinder faces upwards and is contacted and supported with the lower surface of the vertical sliding table floating plate, two ends of the floating plate floating spring are respectively fixed on the lower surface of the vertical sliding table floating plate and the upper surface of the vertical sliding table moving plate through spring fixing blocks, the floating plate balance cylinder keeps a continuous air inlet state, so that the weight of the vertical sliding table floating plate and a connecting piece at the upper part of the vertical sliding table floating plate is balanced, the vertical sliding table floating plate floats relative to the vertical sliding table moving plate under the action of the floating plate floating spring, and a vertical driving motor of a vertical driving component drives the vertical sliding table floating plate and the vertical sliding table moving plate to move up and down; the vertical driving component comprises a vertical driving motor, a coupler, a vertical sliding table screw rod and a vertical sliding table nut fixing block, wherein the vertical driving motor is fixed on the upper surface of the vertical sliding table upper plate, an output shaft of the vertical driving motor is connected with one end of the vertical sliding table screw rod through the coupler, the other end of the vertical sliding table screw rod vertically downwards sequentially penetrates through the vertical sliding table upper plate, the vertical sliding table floating plate and the vertical sliding table moving plate, a nut is sleeved on the vertical sliding table screw rod, the nut and the vertical sliding table screw rod form a screw nut pair, and the nut is fixed on the upper surface of the vertical sliding table moving plate through the vertical sliding table nut fixing block; the riveting part comprises a riveting frame, a guide rail sliding block assembly, an upper rivet, a lower rivet and an oil cylinder, wherein the upper end of the riveting frame is fixedly connected to the lower surface of the vertical sliding table floating plate, a C-shaped groove is formed in one side of the riveting frame along the vertical direction, the opening direction of the C-shaped groove faces to a clutch workpiece, the upper groove wall and the lower groove wall of the C-shaped groove are respectively provided with the upper rivet and the lower rivet, the opposite end faces of the upper rivet and the lower rivet are used as working end faces, the lower rivet is connected with the guide rail sliding block assembly, the guide rail sliding block assembly is arranged on the inner side wall of the C-shaped groove and drives the lower rivet to slide up and down along the inner side wall of the C-shaped groove, the oil cylinder is arranged below the riveting frame, and a push rod of the oil cylinder upwards penetrates through the lower groove wall of the C-shaped groove to be connected with the guide rail sliding block assembly and drives the guide rail sliding block assembly to slide up and down.
Preferably, the horizontal driving motor is fixed on the base through a horizontal motor mounting seat, the horizontal sliding table screw nut pair is fixed on the base through a screw fixing block, a bearing is arranged at the center of the screw fixing block, and the screw is sleeved on the bearing so that the screw rotates along with an output shaft of the horizontal driving motor.
Preferably, the vertical driving motor is fixed on the upper surface of the vertical sliding table upper plate through a vertical driving motor mounting seat, the vertical driving motor rotates to drive the vertical sliding table screw rod to rotate through the coupler, the vertical sliding table screw rod rotates to be converted into vertical linear motion of the nut through a screw rod nut pair, and the vertical linear motion of the nut drives the vertical sliding table moving plate to vertically move up and down on the plane of the base through a vertical sliding table nut fixing block.
Preferably, the guide rail sliding block assembly comprises a guide rail and a sliding block which form a guide rail sliding block pair, the guide rail is arranged on the inner side wall of the C-shaped groove, the sliding block is slidably connected on the guide rail, the sliding block is fixedly connected with the guide rail sliding block adapter plate, the guide rail sliding block adapter plate is an L-shaped adapter plate, one side of the L-shaped adapter plate is fixedly connected with the sliding block, and the other side of the L-shaped adapter plate is fixedly connected with the lower rivet head mounting block, so that the sliding block drives the lower rivet head to slide up and down along the guide rail together.
Preferably, the upper end of the upper rivet is fixed on the horizontal end face of the upper groove wall through an upper rivet mounting block, the lower end face of the upper rivet is a working end face, the upper end face of the lower rivet is a working end face, the lower end of the lower rivet is sequentially connected with the guide rail sliding block assembly through a lower rivet mounting block and is connected with a floating joint, the floating joint is connected with the guide rail sliding block assembly through a guide rail sliding block adapter plate, the upper surface of the other side of the L-shaped adapter plate is connected with the lower rivet mounting block, and the lower surface of the other side of the L-shaped adapter plate is connected with the floating joint.
Preferably, the vertical sliding table guide rods are multiple, the vertical sliding table guide rods are perpendicular to the vertical sliding table upper plate and are uniformly arranged along a circle of the vertical sliding table upper plate, the upper ends of the vertical sliding table guide rods are fixed on the vertical sliding table upper plate through vertical sliding table guide rod locking nuts, floating plate linear bearings and moving plate linear bearings are respectively arranged on the vertical sliding table floating plate and the vertical sliding table moving plate, the lower ends of the vertical sliding table guide rods sequentially penetrate through the floating plate linear bearings and the moving plate linear bearings, and the vertical sliding table floating plate and the vertical sliding table moving plate are located between the vertical sliding table upper plate and the horizontal sliding table supporting plate and slide up and down along the vertical sliding table guide rods.
The invention installs the press riveting part on the floating slipway composed of the vertical slipway floating plate and the vertical slipway moving plate, and prevents the workpiece from separating from the measuring clamp by utilizing the pre-pressure of the floating spring of the floating plate in the process of contacting the press riveting part with the rivet. Meanwhile, the pressing riveting part is in rigid contact with the rivet in a floating connection mode, stamping force generated in the rivet deformation process is buffered through the floating plate floating spring, so that precision parts such as a measuring rotating main shaft of a fixed workpiece cannot be damaged, and damage to the workpiece is reduced.
The invention has the beneficial effects that:
1) When the clutch workpiece is subjected to dynamic balance test on the measuring clamp, a certain gap is reserved between the workpiece and a positioning pin hole of the clamp, and the spring force is used for providing the pre-pressure, so that the workpiece is prevented from being separated from the measuring clamp due to unilateral stress.
2) The whole set of riveting mechanism is arranged on the floating sliding table, and in the rivet deformation process, the stamping force of several tons is the internal force of the riveting component, so that precision components such as a measuring rotating main shaft of a fixed workpiece and the like are not damaged, and the damage to the workpiece is reduced.
3) The invention can finish the measurement and the press riveting on the same station, and a clamp mechanism is not required to be additionally arranged for clamping and fixing the workpiece during the press riveting, so that the cost is saved, and the working beat is reduced.
Drawings
FIG. 1 is a schematic view of the overall assembly of the present invention;
FIG. 2 is an exploded view of the overall installation of the present invention;
FIG. 3 is a schematic view of a horizontal moving member assembly;
FIG. 4 is an exploded view of a horizontal drive assembly;
FIG. 5 is a schematic view of a vertical movement component assembly;
FIG. 6 is an exploded view of the vertical moving member installation of the present invention;
FIG. 7 is a schematic view of the vertical floating member assembly of the present invention;
FIG. 8 is an exploded view of the vertical drive component installation of the present invention;
FIG. 9 is a schematic view of an assembly of the standoff of the present invention;
FIG. 10 is an exploded view of the clutch work piece, clamp and rivet setting;
FIG. 11 is a schematic illustration of the workpiece and clamp, rivet assembly of the present invention;
FIG. 12 is a schematic view of the present invention in operation;
FIG. 13 is a second schematic view of the present invention in an operational state;
fig. 14 is a three schematic views of the present invention in operation.
In the figure: A0. a horizontal moving part, B0. a horizontal driving part, C0. a vertical moving part, D0. a vertical driving part, E0. a pressing rivet part, a1 a horizontal sliding table guide rail fixing block, a2 a horizontal sliding table guide rail slider pair, a3 a horizontal sliding table support plate, b1 a nut fixing block, b2 a horizontal sliding table screw nut pair, b3 a screw fixing block, B4. a first coupling, B5. a horizontal driving motor, B6. a horizontal motor mount, c1 a vertical sliding table upper plate, C2. a vertical sliding table guide rod, C3. a vertical sliding table guide rod lock nut, c4 a vertical sliding table floating plate, C5. a floating plate linear bearing, C6. a vertical sliding table moving plate, C7. a moving plate linear bearing, C8. a floating plate floating spring, C9. a spring fixing block, c10 a floating plate balancing cylinder, c11 a floating plate balancing cylinder fixing block, d1 a vertical sliding table nut fixing block, D2. a vertical sliding table screw, d3 a second coupling, D4. a vertical driving motor mount, e1 a pressing frame, e2 a floating plate, E3. a sliding plate, a guide rail upper plate, a guide plate 676767 E5., a lower rivet assembly, E8. a lower rivet head assembly; F1. clutch work piece, f1.1. Dowel hole, f1.2. Rivet hole, F2. rivet, F3. clamp with dowel pin.
Detailed Description
The invention is further described below with reference to the drawings and the detailed description.
As shown in fig. 1, a horizontal moving member A0 is disposed on the base, and a horizontal driving member B0 is provided below the horizontal moving member A0, the horizontal driving member B0 driving the horizontal moving member A0 to move horizontally parallel to the plane of the base.
The horizontal moving part A0 is provided with a vertical moving part C0, a floating mechanism in a floating state is arranged in the vertical moving part C0, and the press riveting part E0 is fixed on the floating mechanism, so that the whole press riveting part E0 is in a floating state. The vertical driving part D0 is installed at the top of the vertical moving part C0 and drives the clinching part E0 to move up and down.
As shown in fig. 10 and 11, a clutch work F1 is arranged on one side of the clinching member E0, the clutch work F1 is mounted to a clamp with a dowel pin F3 through a dowel hole F1.1, and the clutch work F1 is mounted to a measurement rotating spindle through the clamp with a dowel pin F3.
As shown in fig. 11, the clutch workpiece F1 is further prefabricated with a certain number of rivet holes F1.2, the rivets F2 are placed in the rivet holes F1.2 and pass through the rivet holes F1.2 from top to bottom, the horizontal driving part B0 and the vertical driving part D0 drive the press riveting part E0 to move to contact the rivets F2, and the press riveting part E0 is actuated to rivet the final rivets F2 on the clutch workpiece F1, so that the weight balance of the clutch workpiece F1 is completed.
As shown in fig. 3, the horizontal moving component A0 includes a horizontal sliding table guide rail slider pair A2 and a horizontal sliding table support plate A3, two horizontal sliding table guide rail slider pairs A2 parallel to each other are fixed to the base through respective horizontal sliding table guide rail fixing blocks A1, and the horizontal sliding table support plate A3 is fixedly connected with the sliders in the horizontal sliding table guide rail slider pair A2, so that the horizontal sliding table support plate A3 horizontally slides along the guide rails of the horizontal sliding table guide rail slider pair A2.
As shown in fig. 4, an output shaft of a horizontal driving motor B5 is connected with a screw of a horizontal sliding table screw nut pair B2 through a coupler B4, a nut of the horizontal sliding table screw nut pair B2 is fixedly connected to the lower surface of a horizontal sliding table supporting plate A3 through a nut fixing block B1, the horizontal driving motor B5 drives the screw to rotate, the screw converts the rotation motion of the screw into the linear motion of the nut through the screw nut pair, and the linear motion of the nut drives the horizontal sliding table supporting plate A3 to horizontally slide through the horizontal screw nut fixing block B1.
In specific implementation, the horizontal driving motor B5 is fixed on the base through the horizontal motor mounting seat B6, the horizontal sliding table screw nut pair B2 is fixed on the base through the screw fixing block B3, the bearing is installed at the center of the screw fixing block B3, and the screw is sleeved on the bearing and is under the supporting effect of the bearing, so that the screw rotates along with the output shaft of the horizontal driving motor B5. The horizontal driving motor B5 rotates to drive the screw rod to rotate around the bearing, so that the nut of the horizontal sliding table screw rod nut pair B2 is driven to move horizontally together with the horizontal sliding table supporting plate A3.
As shown in fig. 5, the vertical sliding table upper plate C1, the vertical sliding table floating plate C4 and the vertical sliding table moving plate C6 are sequentially arranged from top to bottom, the upper end of the vertical sliding table guide rod C2 is fixed on the vertical sliding table upper plate C1, and the lower end of the vertical sliding table guide rod C2 vertically and downwards sequentially passes through the vertical sliding table floating plate C4 and the vertical sliding table moving plate C6 and then is fixed on the horizontal sliding table support plate A3, so as to form a main body static piece.
In specific implementation, the number of the vertical sliding table guide rods C2 is four, the four vertical sliding table guide rods C2 are perpendicular to the vertical sliding table upper plate C1 and are arranged at four corners of the vertical sliding table upper plate C1, the upper ends of the vertical sliding table guide rods C2 are fixed on the vertical sliding table upper plate C1 through vertical sliding table guide rod locking nuts C3, floating plate linear bearings C5 and moving plate linear bearings C7 are respectively arranged on the vertical sliding table floating plate C4 and the vertical sliding table moving plate C6, the lower ends of the vertical sliding table guide rods C2 sequentially penetrate through the floating plate linear bearings C5 and the moving plate linear bearings C7, so that the vertical sliding table floating plate C4 and the vertical sliding table moving plate C6 are located between the vertical sliding table upper plate C1 and the horizontal sliding table supporting plate A3 to form a moving part of a main body and slide up and down along the vertical sliding table guide rods C2.
As shown in fig. 6, the vertical sliding table floating plate C4 and the vertical sliding table moving plate C6 are connected through a floating plate balance cylinder C10 and a floating plate floating spring C8, the cylinder of the floating plate balance cylinder C10 is fixed on the vertical sliding table moving plate C6, the cylinder push rod of the floating plate balance cylinder C10 is in contact with and supports the lower surface of the vertical sliding table floating plate C4, two ends of the floating plate floating spring C8 are respectively fixed on the lower surface of the vertical sliding table floating plate C4 and the upper surface of the vertical sliding table moving plate C6 through a spring fixing block C9, the floating plate balance cylinder C10 maintains a continuous air inlet state, so that the weight of the vertical sliding table floating plate C4 and an upper connecting piece thereof is balanced, the vertical sliding table floating plate C4 floats relative to the vertical sliding table moving plate C6 under the action of the floating plate floating spring C8, and the vertical sliding table floating plate C4 and the vertical sliding table moving plate C6 are driven by a vertical driving component D0 to move up and down.
In a specific implementation, at least one floating plate balance cylinder C10 and at least one floating plate floating spring C8 are arranged, and two floating plate balance cylinders are arranged in the embodiment.
As shown in fig. 8, a vertical driving motor D4 is fixed on the upper surface of the vertical sliding table upper plate C1, an output shaft of the vertical driving motor D4 is connected with one end of a vertical sliding table screw rod D2 through a coupling D3, the other end of the vertical sliding table screw rod D2 vertically and downwards sequentially passes through the vertical sliding table upper plate C1, the vertical sliding table floating plate C4 and the vertical sliding table moving plate C6, a nut is sleeved on the vertical sliding table screw rod D2, the nut and the vertical sliding table screw rod D2 form a screw nut pair, and the nut is fixed on the upper surface of the vertical sliding table moving plate C6 through a vertical sliding table nut fixing block D1. The vertical driving motor D4 drives the vertical sliding table screw rod D2 to rotate, the rotation of the vertical sliding table screw rod D2 is converted into the up-and-down movement of the nut through the screw-nut pair, the nut moves the vertical sliding table moving plate C6 up and down, and the vertical sliding table floating plate C4 is driven to move up and down.
In specific implementation, the vertical driving motor D4 is fixed on the upper surface of the vertical sliding table upper plate C1 through the vertical driving motor mounting seat D5, the vertical driving motor D4 rotates to drive the vertical sliding table screw rod D2 to rotate through the coupler D3, the vertical sliding table screw rod D2 rotates to be rotated into vertical linear motion of the nut through the screw nut pair, and the vertical linear motion of the nut drives the vertical sliding table moving plate C6 to vertically move up and down perpendicular to the plane of the base through the vertical sliding table nut fixing block D1.
As shown in fig. 9, the upper end of the rivet pressing frame E1 is fixedly connected to the lower surface of the vertical sliding table floating plate C4, a C-shaped groove is formed in one side of the rivet pressing frame E1 along the vertical direction, the opening direction of the C-shaped groove faces the clutch workpiece F1, an upper rivet E9 and a lower rivet E7 are respectively arranged on the upper groove wall and the lower groove wall of the C-shaped groove, opposite end surfaces of the upper rivet E9 and the lower rivet E7 serve as working end surfaces, the lower rivet E7 is connected with the guide rail slider assembly E5, the guide rail slider assembly E5 is arranged on the inner side wall of the C-shaped groove and drives the lower rivet E7 to slide up and down along the inner side wall of the C-shaped groove, and the guide rail slider assembly E5 plays a role in vertical guiding.
The oil cylinder E2 is arranged below the riveting frame E1, and a push rod of the oil cylinder E2 upwards penetrates through the lower groove wall of the C-shaped groove to be connected with the guide rail slide block assembly E5 and drives the guide rail slide block assembly E5 to slide up and down;
in specific implementation, the guide rail slider assembly E5 comprises a guide rail and a slider which form a guide rail slider pair, the guide rail is arranged on the inner side wall of the C-shaped groove, the slider is slidably connected to the guide rail, the slider is fixedly connected with the guide rail slider adapter plate E4, the guide rail slider adapter plate E4 is an L-shaped adapter plate, one side of the L-shaped adapter plate is fixedly connected with the slider, and the other side of the L-shaped adapter plate is fixedly connected with the lower rivet mounting block E6, so that the slider drives the lower rivet E7 to slide up and down along the guide rail together.
The upper end of the upper rivet E9 is fixed on the horizontal end face of the upper groove wall through an upper rivet mounting block E8, the lower end face of the upper rivet E9 is a working end face, the upper end face of the lower rivet E7 is a working end face, the lower end of the lower rivet E7 is sequentially connected with a guide rail sliding block assembly E5 through a lower rivet mounting block E6, a floating joint E3 is connected with the guide rail sliding block assembly E5 through a guide rail sliding block adapter plate E4, the upper surface of the other side of the L-shaped adapter plate is connected with the lower rivet mounting block E6, and the lower surface of the L-shaped adapter plate is connected with the floating joint E3.
The working process of the invention is as follows:
the clutch work F1 is mounted to the clamp with dowel pin F3 through dowel pin hole F1.1, and the clutch work F1 and the clamp with dowel pin F3 are jointly mounted to the measuring rotating spindle. After the rotation test of the measuring rotary spindle is completed, the rivet F2 is placed in the rivet hole F1.2 of the clutch workpiece F1.
As shown in fig. 12, the horizontal driving motor B5 acts to drive the horizontal slip supporting plate A3 to move horizontally until approaching the clutch workpiece F1, and then the vertical driving motor D4 drives the vertical slip floating plate C4 and the vertical slip moving plate C6 to move down until the rivet F2 on the clutch workpiece F1 is located between the upper rivet E9 and the lower rivet E7 of the rivet pressing part E0, and in this process, the vertical slip floating plate C4 always floats relative to the vertical slip moving plate C6.
As shown in fig. 13, the vertical driving motor D4 continues to act, and drives the vertical sliding table moving plate C6 to move down for a certain period until the upper rivet head E9 contacts the upper portion of the rivet F2, and the vertical sliding table floating plate C4 exerts about 0.5mm of pre-pressure on the upper rivet head E9 under the action of the floating plate floating spring C8, so that the rivet F2 can always be attached to the upper surface of the workpiece in the riveting process, and the pre-pressure is relatively small and constant due to the action of the floating plate floating spring C13, so that the clutch workpiece F1 can be ensured not to be separated from the clamp F3 with the positioning pin;
as shown in fig. 14, the cylinder E2 acts to drive the lower rivet E7 to press upward, so that the rivet F2 is compressively deformed and finally riveted on the clutch workpiece, thereby completing the weight balance of the workpiece. After the press riveting is finished, the cylinder rod of the oil cylinder E2 is retracted, the vertical driving motor D4 drives the vertical sliding table floating plate C4 and the vertical sliding table moving plate C6 to move upwards to leave the clutch workpiece F1, then drives the horizontal sliding table supporting plate A3 to reset, and the work is finished.
It should be noted that the invention is not only applicable to clutch workpieces, but also to other workpieces to be riveted clamped on the measuring spindle by arranging the horizontal driving motor B5 and the vertical driving motor D4.
In general, when the clutch workpiece is subjected to dynamic balance test on the measuring clamp, a certain gap is reserved between the workpiece and a positioning pin hole of the clamp, so that the clutch workpiece or other parts to be riveted can be prevented from being separated from the measuring clamp due to unilateral stress by adopting spring force to provide pre-compression. The invention can finish the measurement and the press riveting on the same station, and a clamp mechanism is not required to be additionally arranged for clamping and fixing the workpiece in the vertical direction during the press riveting, so that the cost is saved, and the working beat is reduced.
Claims (6)
1. The utility model provides an automatic press riveting device for clutch balance machine, includes clutch work piece (F1) and anchor clamps (F3) of taking the locating pin that open to have locating pin hole (F1.1), its characterized in that: the device further comprises a horizontal moving component (A0), a horizontal driving component (B0), a vertical moving component (C0), a vertical driving component (D0) and a press riveting component (E0), wherein the horizontal moving component (A0) is arranged on the base, the horizontal moving component (A0) is connected with the horizontal driving component (B0), and the horizontal driving component (B0) drives the horizontal moving component (A0) to move horizontally; the horizontal moving part (A0) is provided with a vertical moving part (C0), the press riveting part (E0) is connected to the bottom of the vertical moving part (C0) in a floating mode, and the vertical driving part (D0) is arranged on the top of the vertical moving part (C0) and drives the press riveting part (E0) to move up and down;
the horizontal moving component (A0) comprises a horizontal sliding table guide rail sliding block pair (A2) and a horizontal sliding table supporting plate (A3), wherein the two horizontal sliding table guide rail sliding block pairs (A2) which are parallel to each other are fixed on the base through respective horizontal sliding table guide rail fixing blocks (A1), and the horizontal sliding table supporting plate (A3) is fixedly connected with the sliding blocks in the horizontal sliding table guide rail sliding block pair (A2) so that the horizontal sliding table supporting plate (A3) horizontally slides along the guide rail of the horizontal sliding table guide rail sliding block pair (A2);
the horizontal driving component (B0) comprises a horizontal driving motor (B5), a first coupler (B4), a screw rod fixing block (B3), a horizontal sliding table screw rod nut pair (B2) and a nut fixing block (B1), an output shaft of the horizontal driving motor (B5) is connected with a screw rod of the horizontal sliding table screw rod nut pair (B2) through the first coupler (B4), a nut of the horizontal sliding table screw rod nut pair (B2) is fixedly connected to the lower surface of the horizontal sliding table supporting plate (A3) through the nut fixing block (B1), the horizontal driving motor (B5) drives the screw rod to rotate, the screw rod converts the rotation motion of the screw rod into the linear motion of the nut through the screw rod nut pair, and the linear motion of the nut drives the horizontal sliding table supporting plate (A3) to horizontally slide through the horizontal screw rod nut fixing block (B1);
the vertical moving component (C0) comprises a vertical sliding table guide rod (C2), a vertical sliding table upper plate (C1), a vertical sliding table floating plate (C4) and a vertical sliding table moving plate (C6) which are sequentially arranged from top to bottom, wherein the upper end of the vertical sliding table guide rod (C2) is fixed on the vertical sliding table upper plate (C1), and the lower end of the vertical sliding table guide rod (C2) vertically and downwards sequentially passes through the vertical sliding table floating plate (C4) and the vertical sliding table moving plate (C6) and then is fixed on the horizontal sliding table supporting plate (A3); the vertical sliding table floating plate (C4) is connected with the vertical sliding table moving plate (C6) through a floating plate balance cylinder (C10) and a floating plate floating spring (C8), a cylinder of the floating plate balance cylinder (C10) is fixed on the vertical sliding table moving plate (C6), a cylinder push rod of the floating plate balance cylinder (C10) faces upwards and is contacted with the lower surface of the vertical sliding table floating plate (C4) and is supported, and two ends of the floating plate floating spring (C8) are connected between the lower surface of the vertical sliding table floating plate (C4) and the upper surface of the vertical sliding table moving plate (C6) through spring fixing blocks (C9) respectively; the floating plate balance cylinder (C10) keeps a continuous air inlet state, so that the vertical sliding table floating plate (C4) floats up and down relative to the vertical sliding table moving plate (C6) under the action of the floating plate floating spring (C8), and the vertical driving motor (D4) of the vertical driving component (D0) drives the vertical sliding table floating plate (C4) and the vertical sliding table moving plate (C6) to move up and down;
the vertical driving component (D0) comprises a vertical driving motor (D4), a coupling II (D3), a vertical sliding table screw rod (D2) and a vertical sliding table nut fixing block (D1), wherein the vertical driving motor (D4) is fixed on the upper surface of a vertical sliding table upper plate (C1), an output shaft of the vertical driving motor (D4) is connected with one end of the vertical sliding table screw rod (D2) through the coupling II (D3), the other end of the vertical sliding table screw rod (D2) vertically and downwards sequentially passes through the vertical sliding table upper plate (C1), a vertical sliding table floating plate (C4) and a vertical sliding table moving plate (C6), a nut is sleeved on the vertical sliding table screw rod (D2), and the nut and the vertical sliding table screw rod (D2) form a screw nut pair;
the riveting component (E0) comprises a riveting frame (E1), a guide rail slide block component (E5), an upper riveting head (E9), a lower riveting head (E7) and an oil cylinder (E2), wherein the upper end of the riveting frame (E1) is fixedly connected to the lower surface of a vertical sliding table floating plate (C4), a C-shaped groove is formed in one side of the riveting frame (E1) along the vertical direction, the opening direction of the C-shaped groove faces to a clutch workpiece (F1), the upper groove wall and the lower groove wall of the C-shaped groove are respectively provided with the upper riveting head (E9) and the lower riveting head (E7), the opposite end surfaces of the upper riveting head (E9) and the lower riveting head (E7) are used as working end surfaces, the lower riveting head (E7) is connected with the guide rail slide block component (E5), the guide rail slide block component (E5) is arranged on the inner side wall of the C-shaped groove and drives the lower riveting head (E7) to slide up and down along the inner side wall of the C-shaped groove, the oil cylinder (E2) is arranged below the pressing frame (E1), and a push rod of the oil cylinder (E2) passes through the guide rail slide block component (E5) upwards and is connected with the lower sliding block component (E5);
the clutch workpiece (F1) is arranged on one side of the press riveting component (E0), the clutch workpiece (F1) is mounted on the clamp (F3) with the positioning pin through the positioning pin hole (F1.1), the clutch workpiece (F1) is also provided with a rivet hole (F1.2), the rivet (F2) is arranged in the rivet hole (F1.2) and the rivet (F2) passes through the rivet hole (F1.2) from top to bottom; the horizontal driving part (B0) and the vertical driving part (D0) drive the press-riveting part (E0) to move to the contact rivet (F2), and the press-riveting part (E0) acts to rivet the final rivet (F2) on the clutch workpiece (F1).
2. An automatic clinching apparatus for a clutch balancer as claimed in claim 1, wherein: the horizontal driving motor (B5) is fixed on the base through a horizontal motor mounting seat (B6), the horizontal sliding table screw nut pair (B2) is fixed on the base through a screw fixing block (B3), a bearing is arranged at the center of the screw fixing block (B3), and the screw is sleeved on the bearing so that the screw rotates along with an output shaft of the horizontal driving motor (B5); the horizontal driving motor (B5) rotates to drive the screw rod to rotate around the bearing, so that the nut of the horizontal sliding table screw rod nut pair (B2) and the horizontal sliding table supporting plate (A3) are driven to move horizontally together.
3. An automatic clinching apparatus for a clutch balancer as claimed in claim 1, wherein: the vertical driving motor (D4) is fixed on the upper surface of the vertical sliding table upper plate (C1) through a vertical driving motor mounting seat (D5), the vertical driving motor (D4) rotates to drive the vertical sliding table screw rod (D2) to rotate through a coupler II D3, the vertical sliding table screw rod (D2) rotates to be rotated into vertical linear motion of a nut through a screw rod nut pair, and the vertical linear motion of the nut drives the vertical sliding table moving plate (C6) to vertically move vertically on the plane of the base through a vertical sliding table nut fixing block (D1).
4. An automatic clinching apparatus for a clutch balancer as claimed in claim 1, wherein: the guide rail sliding block assembly (E5) comprises a guide rail and a sliding block which form a guide rail sliding block pair, the guide rail is arranged on the inner side wall of the C-shaped groove, the sliding block is slidably connected to the guide rail, the sliding block is fixedly connected with the guide rail sliding block adapter plate (E4), the guide rail sliding block adapter plate (E4) is an L-shaped adapter plate, one side of the L-shaped adapter plate is fixedly connected with the sliding block, and the other side of the L-shaped adapter plate is fixedly connected with the lower rivet mounting block (E6) so that the sliding block drives the lower rivet (E7) to slide up and down along the guide rail.
5. An automatic clinching apparatus for a clutch balancer as claimed in claim 1, wherein: the upper end of the upper rivet (E9) is fixed on the horizontal end face of the upper groove wall through an upper rivet mounting block (E8), the lower end face of the upper rivet (E9) is a working end face, the upper end face of the lower rivet (E7) is a working end face, the lower end of the lower rivet (E7) is sequentially connected with a guide rail sliding block assembly (E5) through a lower rivet mounting block (E6) and connected with a floating joint (E3), the floating joint (E3) is connected with the guide rail sliding block assembly (E5) through a guide rail sliding block adapter plate (E4), the guide rail sliding block adapter plate (E4) is connected with the lower rivet mounting block (E6), and the lower surface of the guide rail sliding block adapter plate is connected with the floating joint (E3).
6. An automatic clinching apparatus for a clutch balancer as claimed in claim 1, wherein: the vertical sliding table guide rods (C2) are multiple, the vertical sliding table guide rods (C2) are perpendicular to the vertical sliding table upper plate (C1) and are uniformly arranged along the periphery of the vertical sliding table upper plate (C1), the upper ends of the vertical sliding table guide rods (C2) are fixed on the vertical sliding table upper plate (C1) through vertical sliding table guide rod locking nuts (C3), floating plate linear bearings (C5) and moving plate linear bearings (C7) are respectively arranged on the vertical sliding table floating plates (C4) and the vertical sliding table moving plates (C6), and the lower ends of the vertical sliding table guide rods (C2) sequentially penetrate through the floating plate linear bearings (C5) and the moving plate linear bearings (C7), so that the vertical sliding table floating plates (C4) and the vertical sliding table moving plates (C6) are located between the vertical sliding table upper plate (C1) and the horizontal sliding table support plates (A3) and slide up and down along the vertical sliding table guide rods (C2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811614290.3A CN109500344B (en) | 2018-12-27 | 2018-12-27 | Automatic press riveting device for clutch balancing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811614290.3A CN109500344B (en) | 2018-12-27 | 2018-12-27 | Automatic press riveting device for clutch balancing machine |
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| CN109500344A CN109500344A (en) | 2019-03-22 |
| CN109500344B true CN109500344B (en) | 2024-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811614290.3A Active CN109500344B (en) | 2018-12-27 | 2018-12-27 | Automatic press riveting device for clutch balancing machine |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112935172B (en) * | 2021-01-26 | 2022-08-16 | 南京航空航天大学 | Multi-degree-of-freedom reverse force/position hybrid control squeeze riveter |
| CN114247844B (en) * | 2021-12-16 | 2023-05-05 | 浙江铁流离合器股份有限公司 | Screw clutch pressure plate bracket pin heat riveting device and process |
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