CN209986959U

CN209986959U - Part pickup device

Info

Publication number: CN209986959U
Application number: CN201920702929.7U
Authority: CN
Inventors: 杨跞; 刘斌; 徐振伟; 顾诚顺
Original assignee: Shanghai Siasun Robot Co Ltd
Current assignee: Shanghai Siasun Robot Co Ltd; Shenyang Siasun Robot and Automation Co Ltd
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-01-24
Anticipated expiration: 2029-05-16

Abstract

The utility model provides a spare part pickup apparatus, it includes: the device comprises a clamping assembly, a driving assembly and a vacuumizing assembly; the clamping assembly is used for clamping the part to be picked, the driving assembly is used for driving the clamping assembly to be opened or closed, and the vacuumizing assembly is used for vacuumizing so that negative pressure is formed around the part to be picked and the part to be picked is adsorbed in the clamping assembly. The utility model discloses a spare part is picked up jointly in centre gripping and the cooperation of adsorbing two kinds of modes, can show the success rate that improves the spare part and pick up, improves the efficiency of picking up of spare part.

Description

Part pickup device

Technical Field

The utility model belongs to the technical field of pickup apparatus, concretely relates to spare part pickup apparatus.

Background

At present, when small parts such as a gasket, a nut, a ball or a half cone are picked up in a narrow space on site, the small parts are usually directly picked up by hands or manually picked up by using tools such as tweezers or pliers. However, the conventional manual picking method is inefficient in operation, and the picked parts are liable to fall.

Disclosure of Invention

In order to overcome the problems in the related art at least to a certain extent, the utility model provides a part pickup device.

According to the embodiment of the utility model, the utility model provides a spare part pickup apparatus, it includes:

the clamping component is used for clamping the workpiece,

a driving component is arranged on the base plate,

a vacuum pumping assembly;

the vacuum-pumping assembly is used for vacuumizing so that negative pressure is formed around the part to be picked, and the part to be picked is adsorbed in the clamping assembly.

In the part picking device, the clamping assembly comprises a first caliper clamping jaw, a second caliper clamping jaw and a hinge shaft, wherein the first caliper clamping jaw and the second caliper clamping jaw adopt the same structure and are arranged in a mirror image manner; the middle upper portion of the first caliper jaw and the middle upper portion of the second caliper jaw are connected together by the hinge shaft.

Further, the first caliper jaw comprises a jaw, a jaw body and a jaw handle; the clamping jaw is of a cuboid structure, a boss is arranged at one end of the clamping jaw in the height direction, a clamp is arranged at the other end of the clamping jaw, and the clamp is detachably connected with the clamping jaw;

the clamp body comprises two vertical rods and a cross rod which are arranged in parallel, the two vertical rods are vertically arranged on the boss at intervals along the width direction of the clamping jaw, and the opposite ends of the connecting ends of the two vertical rods and the boss are connected through the cross rod;

round holes are formed in the opposite ends of the connecting ends of the two vertical rods and the boss along the direction parallel to the width direction of the cross rod, and the hinge shaft is arranged in the round holes; the clamp handle is integrally formed or fixedly connected with one end of one vertical rod, which is provided with the round hole, and the clamp handle is parallel to the other vertical rod; the side surface of the clamp handle in the thickness direction is provided with an eccentric hole.

Furthermore, along the height direction of the forceps handle, the aperture of one end, close to the vertical rod, of the eccentric hole is larger than that of the other end, far away from the vertical rod, of the eccentric hole.

Still further, the drive assembly includes a cylinder, a connecting rod, and a drive shaft; a piston rod of the air cylinder is connected with one end of the connecting rod, and the other end of the connecting rod is connected with the driving shaft; the driving shaft is perpendicular to the side face of the clamp handle where the eccentric hole is located, and the air cylinder drives the driving shaft to reciprocate up and down in the eccentric hole through the connecting rod along the height direction of the first clamp clamping jaw.

Further, the evacuation assembly includes a vacuum generator, a suction tube, and a channel; the channel is formed in the clamping jaw along the height direction of the clamping jaw; one end of the suction pipe is connected with the vacuum generator, and the other end of the suction pipe is connected with the channel.

Furthermore, an air suction port of the channel is arranged at the joint of the clamping jaw and the clamp, and an air exhaust port of the channel is arranged on the boss and is positioned between the two vertical rods; the suction pipe is connected with the air outlet.

Further, the part picking device further comprises spring plungers, the two spring plungers are arranged on two sides of the clamping jaw in the first caliper clamping jaw and the clamping jaw in the second caliper clamping jaw oppositely, the spring plungers are used for limiting the opening stroke of the clamping jaw in the first caliper clamping jaw and the clamping jaw in the second caliper clamping jaw, and the spring plungers are further used for jacking the two clamping jaws when the first caliper clamping jaw and the second caliper clamping jaw are closed.

According to the above embodiments of the present invention, at least the following advantages are obtained: the utility model discloses spare part pickup apparatus is through setting up centre gripping subassembly, drive assembly and evacuation subassembly, and the centre gripping subassembly is used for the centre gripping to wait to pick up spare part, and drive assembly drive centre gripping subassembly is opened or is closed, and the evacuation subassembly is in waiting to pick up spare part evacuation around to form the negative pressure and make the spare part of waiting to pick up adsorb in the centre gripping subassembly; the utility model discloses a spare part is picked up jointly in centre gripping and the cooperation of adsorbing two kinds of modes, can show the success rate that improves the spare part and pick up, improves the efficiency of picking up of spare part. Additionally, the utility model discloses a one end at centre gripping subassembly centre gripping spare part sets up spring plunger, can push up tightly two calliper clamping jaws that grasp spare part to the condition that the spare part of avoiding being picked up dropped easily takes place, further improves the success rate that spare part picked up.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification of the invention, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic view of an overall structure of a component pickup apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of a clamping assembly in a component pickup apparatus according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of a first caliper jaw in a component pickup apparatus according to an embodiment of the present invention.

Fig. 4 is a cross-sectional view of a first caliper jaw of a component pickup apparatus according to an embodiment of the present invention.

Description of reference numerals:

1. a clamping assembly; 11. a first caliper jaw; 111. a clamping jaw; 112. a clamp body; 1121. a vertical rod; 1122. a cross bar; 1123. a circular hole; 113. a forceps handle; 1131. an eccentric hole; 114. a boss; 115. a clamp; 12. a second caliper jaw; 13. a hinge axis;

2. a drive assembly; 21. a cylinder; 22. a connecting rod; 23. a drive shaft;

3. a vacuum pumping assembly; 31. a straw; 32. a channel;

4. a spring plunger.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the spirit of the present invention will be described in detail with reference to the accompanying drawings, and any person skilled in the art can change or modify the techniques taught by the present invention without departing from the spirit and scope of the present invention after understanding the embodiments of the present invention.

The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention. Additionally, the same or similar numbered elements/components used in the drawings and the embodiments are used to represent the same or similar parts.

As used herein, the terms "first," "second," …, etc. do not denote any order or sequential importance, nor are they used to limit the invention, but rather are used to distinguish one element from another or from another element or operation described in the same technical language.

With respect to directional terminology used herein, for example: up, down, left, right, front or rear, etc., are simply directions with reference to the drawings. Accordingly, the directional terminology used is intended to be illustrative and is not intended to be limiting of the present teachings.

As used herein, the terms "comprising," "including," "having," "containing," and the like are open-ended terms that mean including, but not limited to.

As used herein, "and/or" includes any and all combinations of the described items.

References to "plurality" herein include "two" and "more than two"; reference to "multiple sets" herein includes "two sets" and "more than two sets".

As used herein, the terms "substantially", "about" and the like are used to modify any slight variation in quantity or error that does not alter the nature of the variation. In general, the range of slight variations or errors that such terms modify may be 20% in some embodiments, 10% in some embodiments, 5% in some embodiments, or other values. It should be understood by those skilled in the art that the aforementioned values can be adjusted according to actual needs, and are not limited thereto.

Certain words used to describe the invention are discussed below or elsewhere in this specification to provide additional guidance to those skilled in the art in describing the invention.

As shown in fig. 1, the component pickup apparatus provided by the present invention includes a clamping assembly 1, a driving assembly 2 and a vacuum-pumping assembly 3. The driving assembly 2 is used for driving the clamping assembly 1 to open or close so that the clamping assembly 1 clamps the part to be picked. The vacuumizing assembly 3 is used for forming negative pressure around the part to be picked so that the part to be picked is adsorbed in the clamping assembly 1, and the phenomenon that the part to be picked falls off from the clamping assembly 1 is avoided.

Compared with the mode of manually picking up parts, the part picking device has the characteristics of high picking efficiency, high picking success rate and the like; and the utility model discloses spare part pickup apparatus can be applicable to various types of spare parts and pick up the environment. Whether be the spare part of waiting to pick up in the narrow space, still wait to pick up spare part in the electrified environment, adopt the utility model provides a spare part pickup apparatus can both pick up convenient and fast ground.

In one particular embodiment, as shown in FIG. 2, the clamp assembly 1 includes a first jaw 11, a second jaw 12, and a hinge shaft 13. Wherein the first and

second caliper jaws

11, 12 are of identical construction and are arranged in mirror image. The upper middle portion of the first caliper jaw 11 and the upper middle portion of the second caliper jaw 12 are connected together by a hinge shaft 13.

As shown in fig. 3, the first caliper jaw 11 includes a jaw 111, a caliper body 112, and a caliper handle 113. Clamping jaw 111 adopts the cuboid structure, and its direction of height's one end is provided with boss 114, and the other end is provided with anchor clamps 115, and anchor clamps 115 can dismantle with clamping jaw 111 and be connected. The surface of the clamp 115 contacting with the part to be picked is a profiling surface, and the clamps 115 with different profiling surfaces can be arranged according to the shapes of different parts to be picked.

As shown in fig. 3 and 4, the forceps body 112 includes two vertical rods 1121 and a cross rod 1122, which are arranged in parallel, the two vertical rods 1121 are vertically arranged on the boss 114 at intervals along the width direction of the clamping jaw 111, and the opposite ends of the connecting ends of the two vertical rods 1121 and the boss 114 are connected by the cross rod 1122.

The opposite ends of the two vertical rods 1121 at the ends connected to the bosses 114 are each provided with a circular hole 1123 in a direction parallel to the width direction of the cross bar 1122, and the hinge shaft 13 is disposed in the circular hole 1123. The clamp handle 113 is integrally formed or fixedly connected with one end of one vertical rod 1121 provided with a circular hole 1123, and the clamp handle 113 is parallel to the other vertical rod 1121. The caliper handle 113 has an eccentric hole 1131 formed in a side surface thereof in the thickness direction. In the height direction of the forceps handle 113, the aperture of one end of the eccentric hole 1131 close to the vertical rod 1121 is larger than the aperture of the other end of the eccentric hole 1131 away from the vertical rod 1121.

As shown in fig. 1, the driving assembly 2 includes a cylinder 21, a connecting rod 22, and a driving shaft 23. The piston rod of the cylinder 21 is connected with one end of the connecting rod 22, the other end of the connecting rod 22 is connected with the driving shaft 23, the driving shaft 23 is perpendicular to the side face of the caliper handle 113 where the eccentric hole 1131 is located, and along the height direction of the first caliper clamping jaw 11, the cylinder 21 drives the driving shaft 23 to reciprocate up and down in the eccentric hole 1131 through the connecting rod 22, so that the first caliper clamping jaw 11 and the second caliper clamping jaw 12 are opened or closed.

The evacuation assembly 3 includes a vacuum generator (not shown), a suction tube 31, and a channel 32. Wherein, along the height direction of the clamping jaw 111, a channel 32 is arranged inside the clamping jaw 111. The suction opening of the channel 32 is provided at the junction of the jaw 111 and the clamp 115. The exhaust port of the channel 32 is disposed on the boss 114 and located between the two vertical rods 1121. One end of the suction pipe 31 is connected to the exhaust port, and the other end is connected to the vacuum generator.

It can be understood that channels 32 are respectively formed in the clamping jaw in the first clamping jaw and the clamping jaw in the second clamping jaw, suction pipes 31 are correspondingly connected to exhaust ports of the two channels 32 respectively, suction ports of the two channels 32 are correspondingly arranged at the connecting positions of the clamping jaw 111 and the clamp 115 respectively, and the vacuumizing assembly 3 vacuumizes the periphery of the part to be picked up through the suction ports to form negative pressure, so that the part to be picked up is adsorbed on the profiling surfaces of the two opposite clamps 115.

The vacuum generator is of the prior art and will not be described in detail herein. When in use, the vacuum generator with the corresponding model can be selected according to specific requirements.

In the above embodiment, as shown in fig. 1, the component pickup apparatus of the present invention is further provided with the spring plunger 4, the two spring plungers 4 are relatively disposed at two sides of the clamping jaw 111 in the first caliper jaw 11 and the clamping jaw 111 in the second caliper jaw 12, the spring plunger 4 is used for limiting the opening stroke of the clamping jaw 111 in the first caliper jaw 11 and the clamping jaw 111 in the second caliper jaw 12, and is further used for tightly pushing the two clamping jaws 111 when the first caliper jaw 11 and the second caliper jaw 12 are closed, so that the two clamping jaws 111 can clamp the component to be picked.

When the air cylinder 21 drives the driving shaft 23 to move upwards in the eccentric hole 1131 through the connecting rod 22, the first caliper jaw 11 and the second caliper jaw 12 are opened at two sides of the part to be picked, on the basis that the eccentric hole 1131 can limit the opening stroke of the

jaws

111 and 12 in the first caliper jaw 11, the spring in the spring plunger 4 is compressed in the direction away from the part to be picked, and the compression amount of the spring further limits the opening stroke of the

jaws

111 and 12 in the first caliper jaw 11.

When the cylinder 21 drives the driving shaft 23 to move downwards in the eccentric hole 1131 through the connecting rod 22, the first and

second caliper jaws

11 and 12 are closed to clamp the component to be picked. The spring in the spring plunger 4 restores elastic deformation to the direction close to the part to be picked, so that the clamping jaws 111 on two sides of the part to be picked are tightly propped against, and the part to be picked is clamped by the two clamping jaws 111; thereby improving the picking efficiency of the parts and the success rate of picking the parts.

Based on the utility model provides a spare part pickup apparatus, the utility model also provides a spare part pickup apparatus picks up method, and it includes following step:

s1, starting the air cylinder 21, wherein the air cylinder 21 drives the driving shaft 23 to move upwards in the eccentric hole 1131 through the connecting rod 22, and the first caliper clamping jaw 11 and the second caliper clamping jaw 12 are opened at two sides of the part to be picked.

And S2, starting a vacuum generator, vacuumizing the channel 32 through the suction pipe 31 by the vacuum generator, and forming negative pressure around the part to be picked so as to adsorb the part to be picked on the profiling surface of the clamp 115.

S3, the air cylinder 21 drives the driving shaft 23 to move downwards in the eccentric hole 1131 through the connecting rod 22, and the first caliper jaw 11 and the second caliper jaw 12 are closed to clamp the part to be picked.

The step S2 and the step S3 may be performed simultaneously or sequentially in steps.

In the above steps S1 and S3, the first and

second caliper jaws

11 and 12 make a circular motion around the hinge shaft 13 while the cylinder 21 drives the driving shaft 23 to reciprocate up and down in the eccentric hole 1131 via the connecting rod 22.

The picking method of the part picking device further comprises the following steps: the spring plungers 4 are provided, and when the first and

second caliper jaws

11 and 12 are closed and the clamp 115 clamps the part to be picked, the two spring plungers 4 tightly urge the first and

second caliper jaws

11 and 12.

The utility model discloses spare part picking method inhales the dual mode through centre gripping and vacuum and picks up spare part jointly, can show the success rate that improves spare part and pick up to improve production efficiency greatly.

The foregoing is only an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principles of the present invention should fall within the protection scope of the present invention.

Claims

1. A component pickup apparatus, comprising:

the clamping component is used for clamping the workpiece,

a driving component is arranged on the base plate,

a vacuum pumping assembly;

2. The component pickup apparatus as set forth in claim 1, wherein said clamp assembly comprises a first jaw, a second jaw and a hinge axis, said first jaw and said second jaw having the same configuration and being arranged in mirror image; the middle upper portion of the first caliper jaw and the middle upper portion of the second caliper jaw are connected together by the hinge shaft.

3. The component pickup apparatus as set forth in claim 2, wherein the first caliper jaw comprises a jaw, a caliper body and a caliper handle; the clamping jaw is of a cuboid structure, a boss is arranged at one end of the clamping jaw in the height direction, a clamp is arranged at the other end of the clamping jaw, and the clamp is detachably connected with the clamping jaw;

4. The component pickup apparatus as claimed in claim 3, wherein a diameter of the eccentric hole at an end thereof close to the vertical rod is larger than a diameter of the eccentric hole at an end thereof far from the vertical rod in a height direction of the jaw handle.

5. The component pickup apparatus as claimed in claim 3 or 4, wherein the driving assembly includes a cylinder, a connecting rod and a driving shaft; a piston rod of the air cylinder is connected with one end of the connecting rod, and the other end of the connecting rod is connected with the driving shaft; the driving shaft is perpendicular to the side face of the clamp handle where the eccentric hole is located, and the air cylinder drives the driving shaft to reciprocate up and down in the eccentric hole through the connecting rod along the height direction of the first clamp clamping jaw.

6. The component pickup apparatus as recited in claim 3 or 4, wherein the vacuum pumping assembly comprises a vacuum generator, a suction tube and a channel; the channel is formed in the clamping jaw along the height direction of the clamping jaw; one end of the suction pipe is connected with the vacuum generator, and the other end of the suction pipe is connected with the channel.

7. The component pickup apparatus as claimed in claim 6, wherein the suction port of the passage is provided at a junction between the holding jaw and the holding jaw, and the exhaust port of the passage is provided on the boss and between the two vertical rods; the suction pipe is connected with the air outlet.

8. The component pickup apparatus as set forth in claim 2, 3 or 4, further comprising spring plungers disposed oppositely on both sides of said first and second ones of said jaw members for limiting the opening stroke of said first and second ones of said jaw members and for urging said jaw members when said first and second jaw members are closed.