CN218837771U

CN218837771U - Cam transfer mechanism

Info

Publication number: CN218837771U
Application number: CN202223428139.5U
Authority: CN
Inventors: 凌万秾
Original assignee: Dongguan Boshi Intelligent Control Technology Co ltd
Current assignee: Dongguan Boshi Intelligent Control Technology Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-04-11
Anticipated expiration: 2032-12-20

Abstract

The utility model belongs to the technical field of automation equipment, in particular to a cam transfer mechanism, which comprises a machine base, a guide component, a transfer component and a driving component; the guide assembly comprises a guide plate, a rotating wheel, a swing arm and a sliding rod; the rotating wheel is rotationally connected with the base; the guide plate is fixedly connected with the base, a guide chute is arranged on the guide plate, and the guide chute is in sliding connection with the first end of the sliding rod; the first end of the swing arm is fixedly connected with the rotating wheel, the second end of the swing arm is provided with a strip-shaped groove, and the strip-shaped groove is connected with the second end of the sliding rod in a sliding manner; swing arm, slide bar and deflector constitute the cam structure, the swing of swing arm drives the slide bar motion, the slide bar moves along the direction spout on different routes, the drive moves and carries the subassembly to move along equidirectional, according to moving the required movement track of carrying the subassembly, set up the direction spout into the direction spout of different shapes, turn into curvilinear motion single rectilinear motion, be equipped with single pneumatics or electronic original paper and can realize curvilinear motion, the practicality is strong.

Description

Cam transfer mechanism

Technical Field

The utility model belongs to the technical field of automation equipment, especially, relate to a cam moves and carries mechanism.

Background

A robot refers to an automatic operating device that can simulate some motion functions of a human hand and an arm to grab, carry objects or operate tools according to a fixed program. It can replace the heavy labor of people to realize the mechanization and automation of production, and can be operated under harmful environment to protect the personal safety, thus being widely applied to the departments of mechanical manufacturing, metallurgy, electronics, light industry, atomic energy and the like.

The manipulator mainly comprises three major parts, namely a hand part, a motion mechanism and a control system. The hand is a member for gripping a workpiece (or a tool), and has various structures such as a grip type, a holding type, and an adsorption type according to the shape, size, weight, material, and working requirements of an object to be gripped. The motion mechanism enables the hand to complete various rotation (swing), movement or compound motions to realize specified actions and change the position and the posture of a gripped object. The independent motion modes of the motion mechanism, such as lifting, stretching, rotating and the like, are called the degree of freedom of the manipulator. The control system is used for controlling a motor of each degree of freedom of the manipulator to complete a specific action. In the present automation industry, the cylinder clamping jaw of manipulator is to control X axle, Y axle, Z axle and R axle direction, and every axle all need be equipped with pneumatics or electronic component alone, realizes single control and joint action, and the structure is comparatively complicated, and it is not very good to snatch the effect, consequently, provides a cam to above-mentioned problem and moves a mechanism.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cam moves and carries mechanism, the cylinder clamping jaw that aims at solving the manipulator among the prior art will be controlled X axle, Y axle, Z axle and R axle direction, and every axle all need be equipped with pneumatic or electric element alone, and control is single, needs more drive element's technical problem.

In order to achieve the above object, an embodiment of the present invention provides a cam transfer mechanism, including:

a machine base;

the guide assembly comprises a guide plate, a rotating wheel, a swing arm and a sliding rod; the rotating wheel is rotationally connected to the first side of the base; the guide plate is fixedly connected to the first side of the base, a guide sliding groove is formed in the guide plate, and the guide sliding groove is connected with the first end of the sliding rod in a sliding mode; the first end of the swing arm is fixedly connected with the rotating wheel, the second end of the swing arm is provided with a strip-shaped groove, and the strip-shaped groove is connected with the second end of the sliding rod in a sliding manner;

the moving and carrying assembly comprises a connecting seat, a moving and carrying slide rail and a material clamping hand; the connecting seat is fixedly connected to the second end of the sliding rod, the transferring sliding rail is fixedly connected to the connecting seat, and the material clamping hand is fixedly connected to the end part of the transferring sliding rail; and

and the driving assembly is connected with the rotating wheel and is used for driving the rotating wheel to rotate.

Optionally, the guide plate is further provided with a clearance hole for accommodating the rotating wheel, and the guide chute is arranged along the periphery of the clearance hole in an extending manner.

Optionally, the guide assembly further comprises a plurality of support rods; one end of the supporting rod is fixedly connected with the machine base, and the other end of the supporting rod is connected with the guide plate in a clamping mode.

Optionally, the transfer slide rail is vertically arranged; the machine base is provided with a first sliding seat which slides along the horizontal direction, the first sliding seat is fixedly connected with a second sliding seat, and the second sliding seat is connected with a transfer sliding rail in a sliding mode.

Optionally, two translation sliding rails are arranged on the base and are respectively arranged on the upper side and the lower side of the guide plate, and the two translation sliding rails are both arranged in parallel with the horizontal direction; the two translation slide rails are connected with the first sliding seat in a sliding mode, the upper end of a connecting plate is connected with the first sliding seat on the upper side, the lower end of the connecting plate is connected with the first sliding seat on the lower side, and the second sliding seat is fixedly connected with the connecting plate.

Optionally, the lower end of the transfer sliding rail is fixedly connected with the material clamping hand, the upper end of the transfer sliding rail is fixedly connected with a limiting table, and the limiting table is arranged on the upper side of the second sliding seat.

Optionally, the drive assembly comprises a drive carriage, a rack and a pinion; the driving sliding seat is connected to the second side of the base in a sliding manner, and the rack is fixedly connected to the driving sliding seat; the gear is fixedly connected with the rotating wheel, the gear and the rotating wheel are coaxially arranged, and the gear is meshed with the rack.

Optionally, the driving assembly further comprises a driving cylinder; the driving cylinder is fixedly connected to the base, and a piston rod of the driving cylinder is connected with the driving sliding seat.

Optionally, a workbench is arranged on one side of the machine base, and a direct vibration feeder for conveying workpieces is arranged on the workbench.

Optionally, a discharge platform is arranged at the discharge end of the direct vibration feeder, the discharge platform is arranged below the transfer assembly, a clamping groove with an opening is arranged on the discharge platform, and the opening of the clamping groove is arranged towards the discharge end of the direct vibration feeder.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the cam moves the mechanism and has one of following technological effect at least: the rotating wheel rotates to drive the swing arm to swing, the swing arm drives the sliding rod to slide along the guide sliding groove of the guide plate, and the connecting seat is fixed on the sliding rod, so that the connecting seat can move along with the movement of the sliding rod; after a material clamping hand of the transferring assembly clamps the workpiece, the rotating wheel starts to rotate to enable the connecting seat to synchronously move, so that the transferring assembly integrally moves, and the workpiece is conveyed. The utility model discloses a swing arm, slide bar and deflector constitute cam structure, the swing through the swing arm drives the slide bar motion, the slide bar moves along the direction spout on different routes, can drive and move the year subassembly along the motion of equidirectional, according to moving the required motion trail of year subassembly, sets up the direction spout into the direction spout of different shapes, turns into curvilinear motion to single linear motion, is equipped with single pneumatics or electronic original paper and can realizes curvilinear motion, and the practicality is strong.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a cam transfer mechanism according to an embodiment of the present invention.

Fig. 2 is a partial schematic view of a cam transfer mechanism according to an embodiment of the present invention.

Fig. 3 is a partial schematic view of a cam transfer mechanism according to an embodiment of the present invention.

Fig. 4 is a partial schematic view of a cam transfer mechanism according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of a transfer assembly according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a workbench according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

100-cam shifting mechanism 110-machine base 111-first sliding seat

112-second carriage 113-connecting plate 120-guide assembly

121-guide plate 122-rotating wheel 123-swing arm

124-sliding rod 125-guide sliding chute 126-strip-shaped groove

127-clearance hole 128-support rod 130-transfer assembly

131-connecting seat 132-transferring slide rail 133-clamping hand

134-limit station 140-drive assembly 141-drive slide

142-rack 143-gear 144-driving cylinder

150-workbench 151-direct vibration feeder 152-discharge table

153-card trough.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1 to 6 are exemplary and intended to be used for explaining embodiments of the present invention, and should not be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1 to 3, a cam transfer mechanism 100 is provided for clamping and transporting a workpiece. The cam transfer mechanism 100 includes a base 110, a guide assembly 120, a transfer assembly 130, and a drive assembly 140.

Wherein, the guide assembly 120 comprises a guide plate 121, a rotating wheel 122, a swing arm 123 and a slide rod 124. The rotating wheel 122 is rotatably connected to a first side of the base 110; the guide plate 121 is fixedly connected to the first side of the base 110, a guide chute 125 is arranged on the guide plate 121, and the guide chute 125 is slidably connected with the first end of the sliding rod 124; the first end of the swing arm 123 is fixedly connected with the rotating wheel 122, the second end of the swing arm 123 is provided with a strip-shaped groove 126, and the strip-shaped groove 126 is slidably connected with the second end of the sliding rod 124.

The transferring assembly 130 includes a connecting base 131, a transferring slide rail 132, and a clamping hand 133 for clamping the workpiece. The connecting base 131 is fixedly connected to the second end of the sliding rod 124, the transferring slide rail 132 is fixedly connected to the connecting base 131, and the material clamping hand 133 is fixedly connected to the end of the transferring slide rail 132.

Wherein, the driving assembly 140 is connected with the rotating wheel 122 and is used for driving the rotating wheel 122 to rotate.

In the embodiment of the present invention, the rotating wheel 122 rotates to drive the swing arm 123 to swing, the swing arm 123 drives the sliding rod 124 to slide along the guiding chute 125 of the guiding plate 121, and the connecting seat 131 is fixed on the sliding rod 124, so that the connecting seat 131 can move along with the movement of the sliding rod 124; after the material clamping hand 133 of the transferring assembly 130 clamps the workpiece, the rotating wheel 122 starts to rotate to enable the connecting seat 131 to synchronously move, so that the transferring assembly 130 integrally moves, and the workpiece is conveyed. The utility model discloses a swing arm 123, slide bar 124 and deflector 121 constitute the cam structure, swing through swing arm 123 drives slide bar 124 motion, slide bar 124 moves along the direction spout 125 on different routes, can drive and carry subassembly 130 along the not equidirectional motion, according to carrying the required movement track of subassembly 130, set up direction spout 125 into the direction spout 125 of different shapes, turn into curvilinear motion single linear motion, be equipped with single pneumatic or electronic original paper and can realize curvilinear motion, therefore, the clothes hanger is strong in practicability.

In another embodiment of the present invention, as shown in fig. 3, the guide plate 121 of the cam transferring mechanism 100 is further provided with a clearance hole 127 for accommodating the rotating wheel 122, and the guide chute 125 is extended along the periphery of the clearance hole 127. The clearance hole 127 is additionally provided to improve the space utilization rate of the guide assembly 120, facilitating the realization of the structure miniaturization.

In another embodiment of the present invention, the guiding sliding groove 125 of the cam transferring mechanism 100 is disposed in a C-shaped structure, and the guiding sliding groove 125 surrounds the clearance hole 127. The position of the guiding chute 125 near the end is a straight bar structure, and the sliding rod 124 moves linearly when sliding over the end of the guiding chute 125, so that the transferring assembly 130 moves linearly, and the transferring assembly 130 can take and place materials in a position-to-position manner. The middle of the guiding chute 125 is arranged in a curved structure, and the sliding rod 124 moves in a curved manner when sliding through the middle of the guiding chute 125, so that the transferring assembly 130 moves in a curved manner to realize different conveying paths or to avoid other structures.

In another embodiment of the present invention, as shown in fig. 3, the guide assembly 120 of the cam shifting mechanism 100 further comprises a plurality of support rods 128. One end of the support rod 128 is fixedly connected with the base 110, and the other end of the support rod 128 is clamped with the guide plate 121. A plurality of support rods 128 are additionally arranged to improve the stability of the guide plate 121 and the stability of the sliding process of the sliding rod 124.

In another embodiment of the present invention, as shown in fig. 2, the transfer slide 132 of the cam transfer mechanism 100 is vertically disposed. The base 110 is provided with a first slide carriage 111 sliding along the horizontal direction, the first slide carriage 111 is fixedly connected with a second slide carriage 112, and the second slide carriage 112 is slidably connected with a transfer slide rail 132. The first sliding base 111 and the second sliding base 112 are arranged to improve the stability of the sliding rail moving process, so that the material taking and discharging process is more stable.

In another embodiment of the present invention, two translation sliding rails are disposed on the frame 110 of the cam shifting mechanism 100, the two translation sliding rails are disposed on the upper side and the lower side of the guiding plate 121 respectively, and the two translation sliding rails are all disposed in parallel with the horizontal direction, and the guiding plate 121 is disposed between the two translation sliding rails. The two translation slide rails are both connected with a first slide seat 111 in a sliding mode, the upper end of a connecting plate 113 is connected with the first slide seat 111 on the upper side, the lower end of the connecting plate 113 is connected with the first slide seat 111 on the lower side, and the connecting plate 113 connects the first slide seats 111 on the upper side and the lower side to enable the first slide seats 111 on the upper side and the lower side to slide synchronously. On second slide 112 fixed connection and connecting plate 113, specifically, second slide 112 is provided with two, and two second slides 112 are fixed respectively and are taken upside and downside at connecting plate 113 for the translation slide rail atress is more balanced, improves the stability of translation slide rail.

In another embodiment of the present invention, as shown in fig. 5, the lower end of the transfer slide rail 132 of the cam transfer mechanism 100 is fixedly connected to the material clamping hand 133, the upper end of the transfer slide rail 132 is fixedly connected to the limiting table 134, and the limiting table 134 is disposed on the upper side of the second slide base 112. The addition of the stopper 134 allows the transfer rail 132 to slide within a predetermined range, thereby improving the sliding stability of the transfer rail 132.

In another embodiment of the present invention, as shown in fig. 4, the driving assembly 140 of the cam transferring mechanism 100 includes a driving slide 141, a rack 142 and a gear 143. The driving sliding seat 141 is slidably connected to the second side of the machine base 110, and the rack 142 is fixedly connected to the driving sliding seat 141; the gear 143 is fixedly connected with the rotating wheel 122, the gear 143 is coaxially arranged with the rotating wheel 122, and the gear 143 is meshed with the rack 142. Drive assembly 140 also includes a drive cylinder 144. The driving cylinder 144 is fixedly connected to the base 110, and a piston rod of the driving cylinder 144 is connected to the driving slider 141. The driving cylinder 144 pushes the driving slide seat 141 to move, the driving slide seat 141 drives the rack 142 to move, and the rack 142 drives the gear 143 to rotate, so that the rotating wheel 122 rotates to drive the transferring assembly 130 to move.

In another embodiment of the present invention, as shown in fig. 1 and fig. 6, a worktable 150 is disposed on one side of the base 110 of the cam transferring mechanism 100, and a vertical vibration feeder 151 for conveying a workpiece is disposed on the worktable 150. The discharge end of the direct vibration feeder 151 is provided with a discharge platform 152, the discharge platform 152 is provided with a clamping groove 153 with an opening, and the opening of the clamping groove 153 is arranged towards the discharge end of the direct vibration feeder 151. The workpiece is conveyed by the linear vibration feeder 151 toward the discharge table 152, and the workpiece slides down onto the discharge table 152 from the discharge end of the linear vibration feeder 151, and then slides into the chucking groove 153 through the opening of the chucking groove 153. Specifically, the lower end of the workpiece has a chucking pin, and after the workpiece slides from the discharge end of the direct vibration feeder 151, the chucking pin at the lower end of the workpiece slides into a chucking groove 153 of the discharge table 152, thereby guiding and positioning the workpiece.

Specifically, the material gripping hand 133 may select a finger cylinder.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A cam transfer mechanism is characterized by comprising:

a machine base;

2. The cam transfer mechanism according to claim 1, wherein: the deflector still is equipped with and is used for holding the hole of keeping away of rotating the wheel, the direction spout along the periphery extension setting of hole of keeping away.

3. The cam transfer mechanism according to claim 1, wherein: the guide assembly further comprises a plurality of support rods; one end of the supporting rod is fixedly connected with the machine base, and the other end of the supporting rod is clamped with the guide plate.

4. The cam transfer mechanism according to claim 1, wherein: the transfer sliding rail is vertically arranged; the machine base is provided with a first sliding seat which slides along the horizontal direction, the first sliding seat is fixedly connected with a second sliding seat, and the second sliding seat is connected with a transfer sliding rail in a sliding mode.

5. The cam transfer mechanism according to claim 4, wherein: the machine base is provided with two translation sliding rails which are respectively arranged on the upper side and the lower side of the guide plate, and the two translation sliding rails are arranged in parallel with the horizontal direction; the two translation slide rails are connected with the first sliding seat in a sliding mode, the upper end of a connecting plate is connected with the first sliding seat on the upper side, the lower end of the connecting plate is connected with the first sliding seat on the lower side, and the second sliding seat is fixedly connected with the connecting plate.

6. The cam transfer mechanism according to claim 4, wherein: move the lower extreme of moving the slide rail with material clamping hand fixed connection, move the upper end fixedly connected with spacing platform that moves the slide rail, spacing platform is located the upside of second slide.

7. The cam transfer mechanism according to any one of claims 1 to 6, wherein: the driving assembly comprises a driving sliding seat, a rack and a gear; the driving sliding seat is connected to the second side of the machine base in a sliding mode, and the rack is fixedly connected to the driving sliding seat; the gear is fixedly connected with the rotating wheel, the gear and the rotating wheel are coaxially arranged, and the gear is meshed with the rack.

8. The cam transfer mechanism according to claim 7, wherein: the driving assembly further comprises a driving cylinder; the driving cylinder is fixedly connected to the base, and a piston rod of the driving cylinder is connected with the driving sliding seat.

9. The cam transfer mechanism according to any one of claims 1 to 6, wherein: and a workbench is arranged on one side of the machine base, and a direct vibration feeder for conveying workpieces is arranged on the workbench.

10. The cam transfer mechanism according to claim 9, wherein: the discharging end of the direct vibration feeder is provided with a discharging platform, the discharging platform is arranged below the transfer assembly, the discharging platform is provided with a clamping trough with an opening, and the opening of the clamping trough faces the discharging end of the direct vibration feeder.