CN215658945U

CN215658945U - Dumbbell head processing equipment

Info

Publication number: CN215658945U
Application number: CN202122251352.2U
Authority: CN
Inventors: 刁爽
Original assignee: Huizhou Shengli Machinery Technology Co ltd
Current assignee: Huizhou Shengli Machinery Technology Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-01-28
Anticipated expiration: 2031-09-16

Abstract

The utility model belongs to the technical field of the processing of dumbbell head, a dumbbell head processing equipment is related to, and it includes the frame, is provided with the drilling equipment that is used for polishing the jack inner wall in the frame, is used for polishing the edging device of work piece pedestal side all around, is used for polishing the burnishing device on polishing work piece taper portion surface and is used for transmitting the transfer device of work piece. This application has the dumbbell head processing equipment of using this application and processes the back to the blank, can greatly improve the equipment smoothness nature of dumbbell and promote the quality of dumbbell, can also improve the effect of the machining efficiency of dumbbell head.

Description

Dumbbell head processing equipment

Technical Field

The application relates to the field of dumbbell head processing, in particular to dumbbell head processing equipment.

Background

The dumbbell is a simple device for strengthening muscle strength training and comprises a handle and two dumbbell heads connected to two ends of the handle. Fig. 1 shows a dumbbell head, which comprises a horizontally placed square flat seat body 71, wherein the top surface of the seat body 71 is bulged to form a quadrangular frustum cone-shaped conical part 72, and a jack 73 for being inserted into a handle is vertically and downwards penetrated along the center of the top end of the conical part 72.

In the manufacturing process of the dumbbell head, a blank piece is obtained in a casting mode, and then a plastic layer is coated on the outer surface of the blank piece to obtain the dumbbell head. However, the peripheral side surfaces of the seat body 71, the outer surface of the tapered portion 72 and the inner surface of the insertion hole 73 of the blank are rough, which results in poor adhesion of the plastic layer, unsmooth insertion of the insertion hole 73 and the handle, and affects the assembly and quality of the dumbbell.

SUMMERY OF THE UTILITY MODEL

In order to improve the equipment smoothness nature of dumbbell, promote the quality of dumbbell, this application provides a dumbbell head processing equipment.

The dumbbell head processing equipment provided by the application adopts the following technical scheme:

the utility model provides a dumbbell head processing equipment, includes the frame, is provided with the drilling equipment that is used for polishing the jack inner wall in the frame, is used for polishing the edging device of work piece pedestal side all around, is used for polishing the burnishing device on work piece taper portion surface and is used for transmitting the conveyer of work piece.

By adopting the technical scheme, when the dumbbell head processing equipment is used, the drilling device drills into the jack and rotationally grinds the inner surface of the jack so as to improve the smoothness of the handle inserted into the jack. The edge grinding device grinds the edges of the peripheral side surfaces of the seat body of the workpiece, so that the plastic layer can be tightly attached to the peripheral surface of the seat body. The polishing device polishes the outer surface of the conical part of the workpiece, so that the plastic layer can be tightly attached to the outer surface of the conical part. The transfer device transfers the workpiece between the drilling device, the edge grinding device and the polishing device, so that the workpiece can be positioned in the three devices for corresponding processing. Therefore, after the dumbbell head processing equipment is used for processing the blank, the assembling smoothness of the dumbbell can be greatly improved, the quality of the dumbbell can be improved, and the processing efficiency of the dumbbell head can be improved.

Optionally, the drilling device comprises a drilling clamp, a drill bit module and a moving mechanism for driving the drill bit module to lift and lower;

the edge grinding device comprises an edge grinding clamp, a knife grinding module and a moving mechanism for driving the knife grinding module to move along the corresponding side surface of the workpiece seat body;

the polishing device comprises a mounting tool for mounting a workpiece, a polishing wheel module and a moving mechanism for driving the polishing wheel module to be close to or far away from the workpiece;

the transfer device comprises a transfer clamp, a lifting driving piece for driving the transfer clamp to lift, and a moving mechanism for driving the transfer clamp and the lifting driving piece to integrally move.

By adopting the technical scheme, the drilling fixture clamps and fixes the workpiece, and the moving mechanism of the drilling device drives the drill bit module to descend until the jack is rotationally ground to enable the inner surface of the jack to be smooth. The edging anchor clamps are with work piece centre gripping and fixed, and moving mechanism drive whetting a knife module and remove to the corresponding side department of pedestal and carry out the edging and handle. The moving mechanism of the polishing device drives the polishing wheel module to be close to the surface of the conical part of the workpiece so as to smooth the surface of the conical part. The moving mechanism of the transfer device drives the transfer fixture and the lifting driving part to move to the upper part of the workpiece, the lifting driving part drives the transfer fixture to descend until the transfer fixture clamps the workpiece, then the transfer fixture clamped with the workpiece is lifted to the original height, and the moving mechanism drives the transfer fixture clamped with the workpiece to move to the edge grinding fixture. Because drilling jig, edging anchor clamps and transfer fixture can be with the work piece when carrying out the corresponding centre gripping of adding man-hour and fixed, and burnishing device is including the arrangement frock that is used for settling the work piece, can improve the processing stability of work piece from this.

Optionally, the drilling jig comprises a pressing plate and a lifting driving member for driving the pressing plate to lift so as to press or release the pressing of the workpiece; the drilling device also comprises a material pushing mechanism for pushing the workpiece subjected to the jack polishing out of the drilling processing area;

the edge grinding fixture comprises clamping blocks which are respectively arranged on two sides of the workpiece and a clamping driving mechanism which drives the clamping blocks on the two sides to be close to or far away from each other; the edge grinding device also comprises a bearing block, the knife grinding module is positioned on the bearing block, and a moving mechanism for driving the knife grinding module to approach or leave the workpiece is arranged between the knife grinding module and the bearing block; the moving mechanism for driving the knife sharpening module to move along the corresponding side surface of the workpiece seat body drives the bearing block to move together;

the mounting tool comprises a mounting base body, wherein the top surface of the mounting base body is provided with an insertion rod which is used for inserting a workpiece and is rotationally connected with an insertion hole of the workpiece;

the transfer fixture comprises clamping blocks positioned on two sides of the workpiece and a clamping driving piece for driving the clamping blocks on the two sides to approach or depart from each other; the transfer device further comprises a rotary driving piece for driving the transfer fixture to rotate so as to convert the direction of the workpiece, the lifting driving piece drives the transfer fixture and the rotary driving piece to integrally lift, and a moving mechanism corresponding to the transfer device drives the transfer fixture, the rotary driving piece and the lifting driving piece to integrally move.

Through adopting above-mentioned technical scheme, place the work piece in the clamp plate below, the lift driving piece drive clamp plate moves down in order to press solid work piece, when making drilling module rotary grinding jack, the work piece can not squint, and the lift driving piece drives the clamp plate and removes the pressure solid to the work piece after the drilling, and pushing equipment pushes out the work piece so that the transfer device passes on the work piece.

The clamping driving mechanism of the edge grinding device drives the clamping blocks on two sides of the workpiece to be close to the workpiece to be clamped, the moving mechanism drives the sharpening module and the bearing block to be close to the workpiece, then the moving mechanism between the sharpening module and the bearing block drives the sharpening module to be close to the corresponding side edge of the base body, and the sharpening module performs edge grinding on the corresponding side edge. The transfer fixture clamps and moves upwards the workpiece, and the rotary driving part drives the transfer fixture to rotate so that the edging module edging the other non-edged side edge.

When the polishing wheel module polishes the outer surface of the conical portion, the insertion rod is inserted into the insertion hole, so that when the polishing wheel module polishes the conical portion, a workpiece cannot deviate.

Optionally, the clamping driving mechanism includes a gear and two racks which are matched with the gear and slide reversely, the two racks are respectively connected with the clamping blocks on the two sides, and one of the racks is connected with a movable driving member which drives the rack to slide.

By adopting the technical scheme, when the clamping blocks on the two sides of the edge grinding device clamp a workpiece, the movable driving piece drives one rack to slide, the rack drives the clamping block connected with the rack to move along the moving direction of the rack, the gear is matched with the rack to rotate along the moving direction of the rack, the gear drives the other rack to move along the direction opposite to the rack, the other rack drives the other clamping block to move along the moving direction of the other rack until the clamping blocks on the two sides of the workpiece are abutted against the two sides corresponding to the workpiece, the clamping blocks on the two sides enable the workpiece to improve the clamping strength of the clamping blocks on the two sides through the matching of the rack and the gear, and the edge grinding module is easier to grind the side edge of the workpiece.

Optionally, the device further comprises a discharging device for discharging the workpiece after drilling, edging and polishing; the discharging device comprises a discharging clamp and a discharging driving mechanism for driving the discharging clamp to be close to or far away from the workpiece.

If the transfer device unloads the workpiece, the moving mechanism drives the transfer fixture to move to the position above the workpiece, then the lifting driving piece drives the transfer fixture to move downwards, meanwhile, the clamping driving piece drives the transfer fixture to be opened until the clamping blocks on the two sides are located on the two sides of the workpiece, the clamping driving piece drives the clamping blocks on the two sides to be close to the two corresponding sides of the workpiece until the workpiece is clamped, the lifting driving piece drives the rotating fixture to ascend, and the moving mechanism drives the transfer fixture to move so as to unload the workpiece. Through adopting above-mentioned technical scheme, discharge apparatus can improve the automation of unloading. Furthermore, compared with unloading by using a transfer device, the single-time transfer path of the transfer device can be shortened by independently arranging the unloading device, so that the overall efficiency of transferring the workpieces is improved, and the processing efficiency of the workpieces is improved.

Optionally, the unloading fixture comprises clamping blocks located at two sides of the workpiece and a clamping driving piece for driving the clamping blocks at the two sides to approach or move away;

the discharging driving mechanism comprises a swing arm connected with the discharging clamp, a rotary driving piece for driving the swing arm to rotate, and a lifting driving piece for driving the swing arm and the rotary driving piece to lift.

Through adopting above-mentioned technical scheme, the swing arm is gone up and the rotatory swing arm of rotatory driving piece so that the anchor clamps of unloading are located the top of work piece to the lift driving piece drive swing arm, and the lift driving piece drive swing arm descends until the work piece is located between the clamp splice of both sides, and the clamp splice that the drive of centre gripping driving piece is located the work piece both sides is close to each other in order to the work piece centre gripping. Then the lifting driving piece drives the swing arm to ascend, and the rotating driving piece drives the swing arm to rotate to the discharging area so as to discharge the workpiece. The rotary discharging mode can save the occupied space of the discharging device.

Optionally, burnishing device still includes the carousel, settles the frock and be provided with a plurality of and a plurality of arrangement frock and set up on the carousel, and the carousel is connected with the drive carousel and rotates so that a plurality of arrangement frock is close to in proper order or keep away from the rotary driving piece in polishing processing district.

By adopting the technical scheme, when the transfer device moves the workpiece to the mounting tool, the rotary driving piece drives the rotary table to rotate so as to enable the workpiece to be close to the polishing processing area and to be polished, meanwhile, the transfer device can move the workpiece to be polished to an empty mounting workpiece, after the workpiece positioned in the polishing processing area is polished, the rotary driving piece drives the rotary table to rotate so as to enable the polished workpiece to be unloaded and the workpiece to be polished to be positioned in the polishing processing area, meanwhile, the workpiece to be polished can be continuously placed on an empty mounting tool, the transfer, polishing and unloading of the workpiece can be carried out simultaneously, and therefore the polishing efficiency of the workpiece can be improved.

Optionally, the drill module comprises a rotary drill bit and a rotary drive for driving the rotary drill bit to rotate;

the knife sharpening module comprises a rotary knife sharpening and a rotary driving piece for driving the rotary knife sharpening to rotate;

the polishing wheel module comprises a rotary polishing wheel and a rotary driving piece for driving the rotary polishing wheel to rotate.

By adopting the technical scheme, the rotary driving piece of the drill bit module drives the rotary drill bit to rotatably grind the inner surface of the jack, so that the inner surface of the jack is smooth, and the drilling efficiency of the workpiece is improved; the rotary driving piece of the sharpening module drives the peripheral outer surface of the rotary sharpening edging seat body so as to smooth the peripheral outer surface of the seat body and improve the edging efficiency of a workpiece; the rotary driving piece of the polishing wheel module drives the rotary polishing wheel to polish the outer surface of the conical portion, so that the outer surface of the conical portion is smooth, and the polishing efficiency of the workpiece is further improved.

Optionally, the moving mechanism adopts a screw rod, a nut and a rotary driving piece which are matched with each other and drive the screw rod to rotate; or the moving mechanism adopts a gear, a rack and a rotary driving piece which drives the gear to rotate by the drill in a matching way.

By adopting the technical scheme, the rotary driving piece of the screw rod drives the screw rod to rotate so as to drive the screw nut to move, the structure is simple, and the transmission efficiency is high; the rotary driving part of the gear drives the gear to rotate so as to drive the rack to move, and the gear rack is simple in structure and high in transmission stability.

Optionally, the lifting driving part adopts an air cylinder; the rotary driving part adopts a motor or a rotary cylinder; the movable driving piece adopts a cylinder; the clamping driving piece adopts a bidirectional cylinder; the material pushing mechanism comprises a material pushing cylinder arranged on the rack.

Through adopting above-mentioned technical scheme, cylinder, revolving cylinder, two-way cylinder, the cylinder of pushing away material and motor operation are swift, easily control.

To sum up, the application comprises the following beneficial technical effects:

through using the dumbbell head processing equipment of this application, reached the equipment smoothness nature that improves the dumbbell and promoted the quality of dumbbell to and the effect that improves the machining efficiency of dumbbell head.

Drawings

Fig. 1 is a schematic structural diagram of dumbbell head processing equipment.

Fig. 2 is a schematic structural view of the drilling apparatus.

Fig. 3 is a schematic view of the transfer device.

Fig. 4 is a schematic structural view of the whole of the edging stand.

Fig. 5 is a schematic structural view of the edge grinding device.

Fig. 6 is a schematic view of the structure of the polishing apparatus and the discharging apparatus.

Fig. 7 is a schematic view of the structure of a workpiece of the present application.

Description of reference numerals:

1. a frame;

2. a drilling device; 20. a drilling workbench; 201. a discharge chute; 202. a discharging slide block; 21. drilling a clamp; 211. pressing a plate; 212. a drilling lifting cylinder; 22. a drill bit module; 221. rotating the drill bit; 222. a drill bit rotating motor; 23. a drilling moving mechanism; 24. a material pushing mechanism;

3. a transfer device; 31. a transfer support; 32. transferring the clamp; 321. a transfer clamp block; 322. a transfer bidirectional cylinder; 33. a transfer rotary cylinder; 34. a transfer lifting cylinder; 35. a transfer moving mechanism;

4. an edge grinding device; 41. an edging fixture; 411. an edging bracket; 412. positioning a rod; 413. edging and clamping blocks; 4141. edging the gear; 4142. edging the rack; 4143. an edging clamping cylinder; 42. a bearing block; 421. an edging longitudinal movement mechanism; 43. an edging module; 431. rotating and grinding the knife; 432. a sharpening rotary motor; 44. an edging lateral movement mechanism;

5. a polishing device; 51. a turntable; 511. a turntable rotating motor; 52. arranging a tool; 521. arranging a seat body; 522. inserting a rod; 53. polishing the support; 54. a polishing wheel module; 541. rotating the polishing wheel; 542. a polishing wheel rotating motor; 55. a polishing moving mechanism;

6. a discharge device; 61. swinging arms; 62. a discharge clamp; 621. a discharging clamping block; 622. a discharge clamping cylinder; 63. a discharging rotary cylinder; 64. a discharging lifting cylinder;

7. a workpiece; 71. a base body; 72. a tapered portion; 73. and (4) inserting the jack.

Detailed Description

The present application is described in further detail below.

Referring to fig. 7, the workpiece 7 of the present application includes a seat body 71 and a tapered portion 72. The base body 71 is a flat block with a square cross section, the surface of the base body is horizontal to the ground, the top surface of the base body 71 is connected with the conical part 72, and the conical part 72 is in a quadrangular frustum shape. A plug hole 73 for plugging with the handle is vertically and downwards penetrated along the center of the top end of the conical part 72.

A dumbbell head processing device, referring to fig. 1, comprises a frame 1, wherein a drilling device 2, an edging device 4 and a polishing device 5 are arranged on the frame 1 along the processing sequence of a workpiece 7, a transfer device 3 for moving the workpiece 7 to be processed in the three devices is arranged on the frame 1 above the drilling device 2, the edging device 4 and the polishing device 5, and a discharging device 6 is arranged on the frame 1 between the polishing device 5 and the next processing area.

Referring to fig. 1, the frame 1 is a strip, the two ends of the frame in the length direction are respectively a feeding end and a discharging end, and the direction from the feeding end to the discharging end is the direction of the processing path.

The drilling device 2 is disposed at the frame 1 at the beginning of the machining path, and with reference to fig. 2, the drilling device 2 includes a drill module 22, and the drill module 22 includes a rotary drill 221. The rotary drill 221 is vertically downward and is elongated. The end of the rotary drill bit 221 remote from the frame 1 is connected to a rotary drive. In this embodiment, the rotary drive member is a bit rotary motor 222. The drill module 22 is also connected to a drill moving mechanism 23. The drilling moving mechanism 23 adopts a common transmission mode of a screw rod and a nut, two ends of the screw rod are hinged with the rack 1, and the nut matched with the screw rod is connected with a shell of the drill bit rotating motor 222.

A drilling workbench 25 is arranged on the machine frame 1 below the rotary drill 221, and a discharging chute is arranged on the top surface of the drilling workbench 25. The discharging chute is long, the bottom surface of the discharging chute is horizontal to the ground, the starting end and the tail end of the discharging chute are respectively provided with a processing area and a moving area, and the rotary drill 221 is positioned above the processing area. A discharging slide block 252 for carrying the workpiece 7 to slide from the processing area to the moving area is arranged in the discharging chute 251. The discharging slide block is cuboid, and one end of the discharging slide block, which is far away from the moving area in the length direction, is connected with a material pushing mechanism 24. In this embodiment, the pushing mechanism 24 is an air cylinder, a piston rod of the air cylinder is connected to the discharging slider 252, and a seat body of the air cylinder is connected to the rack 1.

The drilling fixture 21 is arranged on the drilling workbench 25, the drilling fixture 21 comprises a pressing plate 211, and the pressing plate 211 is arranged above the processing area in the discharging chute 252. The pressing plate 211 is a horizontally placed strip, the length direction of the pressing plate 211 is perpendicular to the length direction of the discharging chute 251, and two ends of the length direction are connected with a lifting driving piece for driving the pressing plate 211 to lift. In this embodiment, the lifting driving member adopts a drilling lifting cylinder 212, a piston rod of the drilling lifting cylinder 212 is connected with the end of the pressing plate 211 through a connecting rod, and a seat body of the drilling lifting cylinder 212 is connected with the frame 1. The middle of the top surface of the pressing plate 211 is vertically penetrated with a positioning hole. The positioning hole is circular and has a diameter larger than the radius of the rotary drill 221.

The drilling lifting cylinder 212 drives the press plate 211 to move upwards to open a gap, the pushing mechanism 24 drives the discharging slide block 202 loaded with the workpiece 7 to slide to the gap along the discharging chute 201 until the center of the surface of the workpiece 7 is aligned with the positioning hole, the discharging slide block stops sliding, the drilling lifting cylinder 212 drives the press plate 211 to descend to press and fix the workpiece, the rotary drill bit 221 descends and penetrates through the insertion hole 73, and meanwhile, the drill bit rotary cylinder 222 drives the rotary drill bit 221 to rotate at a high speed to enable the inner wall of the insertion hole 73 to be smooth. Then the moving mechanism drives the rotary drill 221 to rise to the original height, the drilling lifting cylinder 212 drives the press plate 211 to move upwards to release the pressing of the workpiece, and the pushing mechanism 24 drives the discharging slide block 202 to continue sliding along the discharging chute 201 until the workpiece 7 reaches the moving area.

Referring to fig. 3, the transfer device 3 is located above the moving area of the discharging chute 201, and the transfer device 3 includes a transfer jig 32. The transfer gripper 32 comprises two transfer grippers 321 which cooperate with each other to grip or release the workpiece 7. The transfer blocks 321 are in the form of long blocks, and two transfer blocks 321 are arranged in parallel in the direction of connection on both sides of the processing path.

The top ends of the two transfer blocks 321 are connected to the clamping driving members. The clamping driving member adopts a transfer bidirectional cylinder 322, the transfer bidirectional cylinder 322 comprises two piston rods, the two piston rods are respectively connected with the top ends of the two transfer clamping blocks 321, and the base body of the cylinder is connected with a rotary driving member. The rotary driving member adopts a transfer rotary cylinder 33, a piston rod of the transfer rotary cylinder 33 is fixedly connected with a base body of the transfer clamping cylinder 322, and the base body of the transfer rotary cylinder 33 is connected with a lifting driving member. The lifting driving member adopts a transfer lifting cylinder 34, a piston rod of the transfer lifting cylinder 34 is connected with a base body of the transfer rotating cylinder 33, and the base body of the transfer lifting cylinder 34 is connected with a transfer moving mechanism 35. The transfer moving mechanism 35 is a rack and a gear adapted to the rack. The rack is arranged above the processing path, and the gear is rotationally connected with the base body of the transfer lifting cylinder 34.

After the drilling device 2 finishes polishing the insertion holes 73 of the workpiece 7, the workpiece 7 is located in the moving area of the discharge chute 201, and the transfer moving mechanism 35 drives the transfer fixture 32 to move to the upper side of the moving area of the discharge chute 201. The transfer clamping cylinder 322 drives the two transfer clamping blocks 321 to move outwards relatively to open the transfer clamp 32, and the transfer lifting cylinder 34 drives the transfer clamp 32 to descend to the workpiece 7 until the workpiece 7 is positioned between the two transfer clamping blocks 321. Then the transfer clamping cylinder 322 drives the two transfer clamping blocks 321 to move inwards until the extending plates of the two transfer clamping blocks 321 abut against the corresponding side edges of the workpiece 7 respectively, the transfer lifting cylinder 34 drives the transfer clamp 32 clamping the workpiece 7 to move upwards to the upper part of the moving area of the discharging chute, and the transfer moving mechanism 35 drives the transfer clamp 32 to move to the next processing device.

Referring to fig. 4, the edge grinding device 4 includes an edge grinding fixture 41, and the edge grinding fixture 41 includes an edge grinding support 411. Edging support 411 is door type frame, and edging support 411 is including crossbeam and two perpendicular roof beams, and the length direction of crossbeam is parallel with the processing route, and the length direction of perpendicular roof beam is perpendicular with the length direction of crossbeam, and the length direction's of crossbeam both ends respectively with the top fixed connection of two perpendicular roof beams, the bottom of two perpendicular roof beams respectively with frame 1 fixed connection. A positioning rod 412 for inserting the insertion hole is upwardly extended from the center of the top of the edging bracket 411. The positioning rod 412 is long, the length direction of the positioning rod is vertical to the ground, and the horizontal section of the positioning rod is circular. The two ends of the beam of the edging support 411 in the length direction of the edging support 411 are respectively provided with a positioning sliding groove in a penetrating manner. The locating chute is cuboid groove form, and length direction is parallel with edging support 411's length direction, and the lateral wall that length direction kept away from the one end of locating lever 412 is the opening form. An edging clamping block 413 which is matched with the positioning sliding groove to slide is inserted in the positioning sliding groove. Referring to fig. 4, an edging rack 4142 is fixedly connected to the left edging clamp 413 in a direction parallel to the processing path. The edging rack 4142 is long, the length direction of the edging rack is parallel to the processing path, the right end of the edging rack is connected to the inner wall of the corresponding end of the edging support 411 in a sliding manner, and the sliding manner is parallel to the processing path. An edging rack 4142 is arranged at the bottom of the right edging clamp block 413, the edging rack 4142 is long and parallel to the processing path, the edging rack 4142 is positioned above the edging rack 4142 connected with the edging rack 4142 on the left side and connected with the edging bracket 411 in a sliding manner, and the sliding direction is parallel to the processing path. An edging gear 4141 which is matched with the edging rack 4142 to move is connected between the upper edging rack 4142 and the lower edging rack 4142 in a meshed manner. The axis of the edging gear 4141 is parallel to the ground surface.

The edging clamp block 413 on the left side is connected with a movable driving part, the movable driving part adopts an edging clamping cylinder 4143, a seat body of the edging clamping cylinder 4143 is connected with the edging support 411, and a piston rod of the edging clamping cylinder 4143 is connected with the edging clamp block 413 on the left side.

Referring to fig. 5, the bearing block 42 is a rectangular parallelepiped, an edging module 43 is disposed at the top of the bearing block 42, the edging module 43 includes a rotary blade 431, a tool bit of the rotary blade 431 faces the machining path, and one end of the rotary blade 431 is connected to a rotary driving member. The rotary driving part adopts a sharpening rotary motor 432. The carrying block 42 is connected to an edging longitudinal moving mechanism 421 for driving the edging module 43 to move toward or away from the edging bracket 411 along a direction perpendicular to the processing path. The edging longitudinal movement mechanism 421 adopts a common transmission mode of a screw nut, the screw nut is hinged to the edging module 43, the screw nut is connected with the bottom of the sharpening rotating motor 432, and one end of the screw nut is connected with the motor. An edging lateral moving mechanism 44 is connected to the bottom of the bearing block 42. The edge grinding transverse moving mechanism 44 adopts a common transmission mode of a screw rod and a nut, the screw rod is hinged to the rack 1, the nut is connected with the bearing block 42, and one end of the screw rod is connected with a motor.

The transfer device 3 clamps the workpiece 7 to the edging support 411, so that the insertion hole 73 of the workpiece 7 is sleeved on the positioning rod 412, the edging clamping cylinder 4143 drives the left edging clamp 413 to move in the direction close to the positioning rod 412, the left edging clamp 413 drives the lower edging rack 4142 to move in the direction away from the drilling device 2, and meanwhile, the edging gear 4141 and the lower edging rack 4142 are meshed to move so that the edging gear 4141 drives the upper edging rack 4142, and the right edging clamp 413 moves in the direction close to the drilling device 2 until the edging clamps 413 on the two sides abut against the corresponding side edges of the workpiece 7. Then the edge grinding transverse moving mechanism 44 drives the rotary knife 431 to move along the processing path so as to be located at the side edge of the processing path corresponding to the workpiece 7, the edge grinding longitudinal moving mechanism 421 drives the rotary knife 431 to move along the direction perpendicular to the processing path so as to enable the rotary knife 431 to abut against the side edge of the base 71, the knife grinding rotary motor 432 drives the rotary knife 431 to rotate at a high speed, and meanwhile, the edge grinding transverse moving mechanism 44 drives the rotary knife 431 to move along the side edge of the base 71 so as to grind the corresponding side edge of the base 71. The edging clamping cylinder 4143 drives the left edging clamping block 413 to move in the direction away from the positioning rod 412, the left edging clamping block 413 drives the lower edging rack 4142 to move in the same direction, and meanwhile, the edging gear 4141 and the lower edging rack 4142 are meshed to move so that the edging gear 4141 drives the upper edging rack 4142 to move in the opposite direction until the edging clamping blocks 413 at the two ends are separated from the corresponding side edges of the seat body.

The transfer device 3 moves down to hold and move up the workpiece 7, wherein the transfer rotating cylinder 33 drives the transfer gripper 32 to rotate ninety degrees horizontally, and then the transfer device 3 replaces the workpiece 7 on the edging stand 411 for the edging operations of the other two opposite sides.

Referring to fig. 6, the polishing apparatus 5 includes a turntable 51, the turntable 51 is disc-shaped and has a surface parallel to the ground, and a turntable 51 driving member is connected to the center of the turntable 51 for driving the turntable 51 to rotate. The turntable 51 driving member is a turntable rotating motor 511, and the turntable rotating motor 511 is mounted on the frame 1.

Four placing tools 52 for placing the workpiece 7 are arranged on the top of the turntable 51, the four placing tools 52 are oppositely arranged on the surface of the turntable 51 in pairs, and one pair of the oppositely arranged placing tools 52 is positioned on the processing path. The mounting tool 52 includes a mounting base 521 and a plunger 522. The mounting base 521 is a long plate shape, the surface of which is parallel to the ground, and the insertion rod 522 is vertically installed at the center of the top surface of the mounting base 521.

The frame 1 of the turntable 51 on one side of the processing path is provided with a polishing bracket 53, the polishing bracket 53 is provided with a polishing wheel module 54, and the polishing wheel module 54 comprises a rotary polishing wheel 541. The axis of the rotary polishing wheel 541 is inclined to the surface of the turntable 51, and one end of the spindle close to the turntable 51 is higher, and one end of the spindle far from the turntable 51 is connected with a rotary driving member for driving the rotary polishing wheel 541 to rotate. The rotary drive employs a polishing wheel rotation motor 542. The polishing holder 53 is provided with a polishing movement mechanism 55 for driving the polishing wheel module 54 to ascend or descend. The polishing moving mechanism 55 adopts a common transmission mode of a screw rod and a nut, the screw rod is hinged to the polishing support 53, the nut is connected with a base of a polishing wheel rotating motor 542, and the screw rod is driven to rotate by a motor.

The transfer device 3 places the workpiece 7 on the mounting base 521 close to the edge grinding device 4 along the processing path, the insertion rod 522 is inserted into the insertion hole 73 of the workpiece 7, and the turntable rotating motor 511 drives the turntable 51 to rotate ninety degrees counterclockwise, so that the workpiece 7 is positioned at one side close to the rotary polishing wheel 541. The polishing moving mechanism 55 drives the rotary polishing wheel 541 to ascend until the polishing wheel sheet abuts against the surface of the workpiece 7, and then the polishing wheel rotating motor 542 drives the rotary polishing wheel 541 to rotate rapidly, so as to drive the workpiece 7 to rotate rapidly on the mounting tool 52, and at the same time, the outer surface of the tapered portion 72 is polished.

The turntable 51 is provided with a discharge device 6 for discharging the workpiece 7 above an end of the machining path remote from the edge grinding device 4. The discharge device 6 comprises a discharge clamp 62. The discharge clamp 62 comprises two discharge clamp blocks 621 which cooperate with each other to clamp or release the workpiece 7. The discharge clamping blocks 621 are long blocks, the length direction of the discharge clamping blocks is perpendicular to the ground, and the two discharge clamping blocks 621 are arranged in parallel along the connecting direction of the two sides of the processing path.

The end of the two discharging clamping blocks 621 far away from the machine frame 1 is oppositely connected with a clamping driving member. The centre gripping driving piece adopts the centre gripping cylinder 622 of unloading, and the centre gripping cylinder 622 of unloading is connected with swing arm 61 including two piston rods, two piston rods with two clamp splice 621 of unloading respectively, the pedestal of the centre gripping cylinder 622 of unloading. The swing arm 61 is including the crossbeam and erecting the roof beam, and the crossbeam is rectangular form with erecting the roof beam, and the length direction and the machining path of crossbeam are parallel, and the length direction and the machining path of erecting the roof beam are perpendicular, and the one end that the frame 1 was kept away from to the anchor clamps 62 of unloading and erecting the roof beam are kept away from to the crossbeam one end fixed connection, and the crossbeam is kept away from the one end of erecting the roof beam and is connected with the pedestal of the centre gripping cylinder 622 of unloading.

One end of the vertical beam far away from the cross beam is connected with a rotary driving piece for driving the swing arm 61 to rotate. The rotary driving piece adopts the rotary cylinder 63 of unloading, and the piston rod of the rotary cylinder 63 of unloading is connected with the one end that the crossbeam was kept away from to perpendicular roof beam, and the pedestal of the rotary cylinder 63 of unloading is connected with the lift driving piece that is used for lift swing arm 61. The lifting driving piece adopts a discharging lifting cylinder 64, a piston rod of the discharging lifting cylinder 64 is connected to a base body of the discharging rotating cylinder 63, and the base body of the discharging lifting cylinder 64 is connected with the rack 1.

After the polishing device 5 polishes the outer surface of the conical portion 72, the discharging rotary cylinder 63 drives the swing arm 61 to drive the discharging clamp 62 to rotate to the position above the workpiece 7 of the mounting tool 52, the discharging clamping cylinder 622 drives the two discharging clamping blocks 621 to move outwards relatively to open the discharging clamp 62, and the discharging lifting cylinder 64 drives the discharging clamp 62 to descend to the position of the workpiece 7 until the workpiece 7 is located between the two discharging clamping blocks 621. Then the discharging clamping cylinder 622 drives the two discharging clamping blocks 621 to move inwards until the extending plates of the two discharging clamping blocks 621 abut against the corresponding side edges of the workpiece 7 respectively, the discharging lifting cylinder 64 drives the discharging clamp 62 clamping the workpiece 7 to move upwards to the upper part of the turntable 51, the discharging rotating cylinder 63 drives the swing arm 61 to rotate by one hundred and eighty degrees so that the workpiece 7 is located in a discharging area, and finally the discharging clamping cylinder 622 drives the discharging clamp 62 to open to discharge the workpiece 7.

The implementation principle of the dumbbell head processing equipment is as follows:

after the workpiece 7 is ground in the hole drilling device 2 through the jack 73, the transfer device 3 transfers the workpiece 7 to the edge grinding device 4, the edge grinding device 4 grinds the peripheral side edge of the base 71, the transfer device 3 transfers the workpiece 7 to the polishing device 5, the polishing device 5 polishes the outer surface of the conical portion 72, and the discharge device 6 discharges the workpiece 7. By using the dumbbell head processing equipment, the effects of improving the assembling smoothness of the dumbbell, improving the quality of the dumbbell and improving the processing efficiency of the dumbbell head are achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a dumbbell head processing equipment, includes frame (1), its characterized in that: the polishing machine is characterized in that the rack (1) is provided with a drilling device (2) for polishing the inner wall of the insertion hole (73), an edging device (4) for polishing the peripheral side surface of the base body (71) of the workpiece (7), a polishing device (5) for polishing the surface of the conical part (72) of the workpiece (7) and a transfer device (3) for transferring the workpiece (7).

2. The dumbbell head processing apparatus of claim 1, wherein:

the drilling device (2) comprises a drilling clamp (21), a drill bit module (22) and a moving mechanism for driving the drill bit module (22) to ascend and descend;

the edge grinding device (4) comprises an edge grinding clamp (41), a sharpening module and a moving mechanism for driving the sharpening module to move along the corresponding side surface of the base body (71) of the workpiece (7);

the polishing device (5) comprises a mounting tool (52) for mounting the workpiece (7), a polishing wheel module (54) and a moving mechanism for driving the polishing wheel module (54) to be close to or far away from the workpiece (7);

the transfer device (3) comprises a transfer clamp (32), a lifting driving piece for driving the transfer clamp (32) to lift, and a moving mechanism for driving the transfer clamp (32) and the lifting driving piece to integrally move.

3. The dumbbell head processing apparatus of claim 2, wherein:

the drilling clamp (21) comprises a pressing plate (211) and a lifting driving piece for driving the pressing plate (211) to lift so as to press and fix the workpiece (7) or release the press and fix; the drilling device (2) further comprises a material pushing mechanism (24) for pushing the workpiece (7) polished by the insertion hole (73) out of the drilling processing area;

the edge grinding fixture (41) comprises clamping blocks which are respectively arranged on two sides of the workpiece (7) and a clamping driving mechanism which drives the clamping blocks on the two sides to be close to or far away from each other; the edge grinding device (4) further comprises a bearing block (42), the knife grinding module is positioned on the bearing block (42), and a moving mechanism for driving the knife grinding module to be close to or far away from the workpiece (7) is arranged between the knife grinding module and the bearing block (42); the moving mechanism which drives the sharpening module to move along the corresponding side surface of the base body (71) of the workpiece (7) drives the bearing block (42) to move together;

the mounting tool (52) comprises mounting base bodies (71) (521), and inserting rods (522) which are used for inserting the workpieces (7) and are rotatably connected with the inserting holes (73) of the workpieces (7) are arranged on the top surfaces of the mounting base bodies (71) (521);

the transfer fixture (32) comprises clamping blocks positioned on two sides of the workpiece (7) and a clamping driving piece for driving the clamping blocks on the two sides to approach or depart from each other; the transfer device (3) further comprises a rotary driving piece for driving the transfer clamp (32) to rotate so as to convert the position of the workpiece (7), the lifting driving piece drives the transfer clamp (32) and the rotary driving piece to integrally lift, and a moving mechanism corresponding to the transfer device (3) drives the transfer clamp (32), the rotary driving piece and the lifting driving piece to integrally move.

4. The dumbbell head processing apparatus of claim 3, wherein: the clamping driving mechanism comprises a gear and two racks which are matched with the gear and reversely slide, the two racks are respectively connected with the clamping blocks on the two sides, and one rack is connected with a movable driving piece which drives the rack to slide.

5. The dumbbell head processing apparatus of claim 2, wherein: the device also comprises a discharging device (6) for discharging the workpiece (7) which is drilled, edged and polished; the discharging device (6) comprises a discharging clamp (62) and a discharging driving mechanism for driving the discharging clamp (62) to be close to or far away from the workpiece (7).

6. The dumbbell head processing apparatus of claim 5, wherein:

the discharging clamp (62) comprises clamping blocks positioned on two sides of the workpiece (7) and a clamping driving piece for driving the clamping blocks on the two sides to approach or move away;

the discharging driving mechanism comprises a swing arm (61) connected with the discharging clamp (62), a rotary driving piece for driving the swing arm (61) to rotate, and a lifting driving piece for driving the swing arm (61) and the rotary driving piece to lift.

7. The dumbbell head processing apparatus of claim 6, wherein: the polishing device (5) further comprises a turntable (51), the arrangement tools (52) are provided with a plurality of arrangement tools (52) which are arranged on the turntable (51), and the turntable (51) is connected with a rotary driving piece which drives the turntable (51) to rotate so that the arrangement tools (52) are sequentially close to or far away from the polishing processing area.

8. The dumbbell head processing apparatus of claim 2, wherein:

the drill bit module (22) comprises a rotary drill bit (221) and a rotary driving piece for driving the rotary drill bit (221) to rotate;

the knife sharpening module comprises a rotary knife sharpening (431) and a rotary driving piece for driving the rotary knife sharpening (431) to rotate;

the polishing wheel module (54) comprises a rotary polishing wheel (541) and a rotary driving piece for driving the rotary polishing wheel (541) to rotate.

9. The dumbbell head processing apparatus of claim 2, wherein: the moving mechanism adopts a screw rod, a nut and a rotary driving piece which are matched with each other and drive the screw rod to rotate; or the moving mechanism adopts a gear, a rack and a rotary driving piece which is matched with the drill and drives the gear to rotate.

10. The dumbbell head processing apparatus of any one of claims 2 to 9, characterized in that: the lifting driving piece adopts an air cylinder.

11. The dumbbell head processing apparatus of any one of claims 3, 4, and 6 to 9, characterized in that: the rotary driving piece adopts a motor or a rotary cylinder.

12. The dumbbell head processing apparatus of claim 4, wherein: the movable driving part adopts an air cylinder.

13. The dumbbell head processing apparatus of any one of claims 3, 4, 6, 7, characterized in that: the clamping driving piece adopts a bidirectional cylinder.

14. The dumbbell head processing apparatus of any one of claims 3 and 4, wherein: the material pushing mechanism (24) comprises a material pushing cylinder arranged on the rack (1).