CN210818339U

CN210818339U - Automatic screw locking machine

Info

Publication number: CN210818339U
Application number: CN201921119076.0U
Authority: CN
Inventors: 李春燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-06-23
Anticipated expiration: 2029-07-11

Abstract

The utility model relates to an automatic screw locking machine, which comprises a screw locking device, and comprises a frame, a transverse moving mechanism arranged on the frame, and a screw locking mechanism arranged on the transverse moving mechanism; the feeding and discharging device is arranged opposite to the screw locking device at intervals; the feeding and discharging device comprises a support frame, a longitudinal driving mechanism arranged on the support frame, a transverse driving mechanism arranged on the longitudinal driving mechanism, a vertical driving mechanism arranged on the transverse driving mechanism and a suction nozzle assembly connected with the vertical driving mechanism; the transfer device comprises a longitudinal moving mechanism and a positioning jig arranged on the longitudinal moving mechanism; the longitudinal moving mechanism is used for driving the positioning jig to move between the screw locking device and the feeding and discharging device; the positioning jig is positioned below the screw locking mechanism and the suction nozzle assembly. The automatic screw locking machine is beneficial to improving the production efficiency and reducing the labor cost through automatic feeding and discharging.

Description

Automatic screw locking machine

Technical Field

The utility model relates to an automatic change mechanical technical field, especially relate to an automatic screw locking machine.

Background

In modern household appliances, which are more and more intelligent, part of the household appliances become indispensable tools in our modern life; the common screw connection can not be left for assembling the parts into a complete product with high performance and beautiful appearance. With the advancement of mechanization degree, a screw locking machine is generally adopted to automatically lock screws on products.

However, when the traditional screw locking machine locks screws on a plate-shaped product, feeding and discharging are needed manually, so that the production efficiency is low, and the labor cost is high; and through artifical unloading, damage the product easily, be difficult to guarantee the quality of product.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide an automatic screw locking machine capable of automatically discharging materials in order to solve the problems of the conventional technology.

An auto-screwdriving machine, comprising:

the screw locking device comprises a rack, a transverse moving mechanism arranged on the rack and a screw locking mechanism arranged on the transverse moving mechanism;

the feeding and discharging device is arranged opposite to the screw locking device at intervals; the feeding and discharging device comprises a support frame, a longitudinal driving mechanism arranged on the support frame, a transverse driving mechanism arranged on the longitudinal driving mechanism, a vertical driving mechanism arranged on the transverse driving mechanism and a suction nozzle assembly connected with the vertical driving mechanism;

the transfer device comprises a longitudinal moving mechanism and a positioning jig arranged on the longitudinal moving mechanism; the longitudinal moving mechanism is used for driving the positioning jig to move between the screw locking device and the feeding and discharging device; the positioning jig is positioned below the screw locking mechanism and the suction nozzle assembly; the positioning jig comprises a support plate arranged on the longitudinal moving mechanism, a first baffle and a first clamping device which are respectively arranged on two opposite sides of the support plate, and a second baffle and a second clamping device which are respectively arranged on two opposite ends of the support plate.

When the automatic screw locking machine is used for feeding, the longitudinal driving mechanism, the transverse driving mechanism and the vertical driving mechanism are matched to move to drive the suction nozzle assembly to suck a product to be screw-locked onto the positioning jig positioned right below the transverse driving mechanism, and the longitudinal moving mechanism drives the positioning jig loaded with the product to be screw-locked right below the screw locking mechanism, so that automatic feeding is realized; after the screw is locked, the longitudinal moving mechanism drives the positioning jig loaded with the product to be right below the suction nozzle assembly, and the longitudinal driving mechanism, the transverse driving mechanism and the vertical driving mechanism are matched to move to drive the suction nozzle assembly to suck the product on the positioning jig away, so that automatic blanking is realized; automatic lock screw machine is favorable to improving production efficiency and reducing the cost of labor through unloading in the automation, and absorbs the product through the suction nozzle subassembly, effectively reduces the damage to the product, ensures the quality of product.

In one embodiment, the number of the transfer devices is two, and the two transfer devices are oppositely arranged at intervals.

In one embodiment, the screw locking mechanism includes a first lifting driver disposed on the lateral moving mechanism, a base plate disposed on the first lifting driver, and a screw locking assembly disposed on the base plate.

In one embodiment, the screw locking mechanism further comprises a CCD camera disposed on the substrate.

In one embodiment, the screw locking assembly comprises a sliding block arranged on a base plate in a sliding mode, a pneumatic screwdriver arranged on the sliding block, a screwdriver connected with the pneumatic screwdriver, a mounting block arranged on the base plate, a positioning head fixed on the mounting block, and a second lifting driver arranged on the base plate; one end of the screwdriver, which is far away from the pneumatic screwdriver, penetrates through the mounting block and is inserted into the positioning head; the second lifting driver is connected with the sliding block.

In one embodiment, a guide rail is arranged on one side of the support frame, and the guide rail extends away from the screw locking device; the longitudinal driving mechanism is arranged on one side of the support frame, which is far away from the guide rail, and extends towards the direction far away from the screw locking device; one end of the transverse driving mechanism is arranged on the longitudinal driving mechanism, and the other end of the transverse driving mechanism is arranged on the guide rail in a sliding mode.

In one embodiment, the suction nozzle assembly comprises a connecting frame connected with the vertical driving mechanism and a plurality of suction nozzles arranged on the connecting frame.

In one embodiment, the number of the suction nozzles is four, and the four suction nozzles are respectively arranged on four corners of the connecting frame.

In one embodiment, the first clamp includes a first cylinder and a first clamp plate connected to the first cylinder, the first clamp plate being located between the first cylinder and the first baffle.

In one embodiment, the second clamping device comprises a second cylinder and a second clamping plate connected with the second cylinder, and the second clamping plate is located between the second cylinder and the second baffle plate.

Drawings

Fig. 1 is a schematic structural view of an automatic screw driving machine according to a preferred embodiment of the present invention;

FIG. 2 is a schematic structural view of a screw locking device and a transfer device of the auto-screwdriving machine of FIG. 1;

fig. 3 is a schematic structural view of a loading and unloading device of the auto-screwdriving machine of fig. 1.

The meaning of the reference symbols in the drawings is:

the device comprises a case 10, a screw locking device 20, a frame 30, a transverse moving mechanism 40, a screw locking mechanism 50, a first lifting driver 51, a base plate 52, a screw locking component 53, a CCD camera 54, a slide block 55, a pneumatic screwdriver 56, a screwdriver 560, a mounting block 57, a positioning head 58, a second lifting driver 59, a loading and unloading device 60, a supporting frame 61, a longitudinal driving mechanism 62, a transverse driving mechanism 63, a vertical driving mechanism 64, a suction nozzle component 65, a guide rail 66, a connecting frame 67, a suction nozzle 68, a transfer device 70, a longitudinal moving mechanism 71, a positioning jig 72, a support plate 73, a first baffle 74, a first clamp 751, a first air cylinder 750, a first clamping plate, a second baffle 76, a second clamp 77, a second air cylinder 770 and a second clamping plate 771.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Referring to fig. 1 to 3, an auto-screwing machine according to a preferred embodiment of the present invention is used for screwing a product. Referring to fig. 1, the automatic screw locking machine includes a case 10, a screw locking device 20 disposed on the case 10, a loading and unloading device 60 disposed on the case 10, and a transferring device 70 disposed on the case 10. The transfer device 70 is used for positioning the product and driving the product to move between the screw locking device 20 and the loading and unloading device 60; a screw locking device 20 for locking screws to the product 10; the loading and unloading device 60 is used for taking the product after the screw locking is finished away from the transfer device 70, and is also used for loading the product to be subjected to screw locking onto the transfer device 70. In this embodiment, the number of the transfer devices 70 is two, and the two transfer devices 70 are oppositely arranged at intervals, which is beneficial to improving the production efficiency.

Referring to fig. 1 and fig. 2, the screw locking device 20 includes a frame 30, a transverse moving mechanism 40 disposed on the frame 30, and a screw locking mechanism 50 disposed on the transverse moving mechanism 40, wherein the transverse moving mechanism 40 is used for driving the screw locking mechanism 50 to move in a transverse direction, i.e., the transverse moving mechanism 40 is used for driving the screw locking mechanism 50 to move between two transfer devices 70. The lock screw mechanism 50 includes a first elevating driver 51 provided on the lateral movement mechanism 40, a base plate 52 provided on the first elevating driver 51, and a lock screw assembly 53 and a CCD camera 54 provided on the base plate 52. The first lifting driver 51 is used for driving the screw locking assembly 53 and the CCD camera 54 to perform lifting movement through the base plate 52 so as to be close to or far away from the transfer device 70 along the longitudinal direction, and the CCD camera 54 is used for performing photographing scanning on the product on the transfer device 70 so as to determine the position of the product to be locked with screws.

Referring to fig. 2, the locking screw assembly 53 includes a slide block 55 slidably disposed on the base plate 52, a pneumatic screw driver 56 disposed on the slide block 55, a screw driver 560 connected to the pneumatic screw driver 56, a mounting block 57 disposed on the base plate 52, a positioning head 58 fixed on the mounting block 56, and a second lifting driver 59 disposed on the base plate 52; the mounting block 57 is positioned below the slide block 55 and the end of the screwdriver 560 remote from the pneumatic driver 56 is inserted through the mounting block 57 and into the positioning head 58. The second elevating driver 59 is located above the slider 55, and the second elevating driver 59 is connected to the slider 55.

Referring to fig. 1 and 3, the loading and unloading device 60 is spaced from the screw locking device 20. The loading and unloading device 60 comprises a support frame 61, a longitudinal driving mechanism 62 arranged on the support frame 61, a transverse driving mechanism 63 arranged on the longitudinal driving mechanism 62, a vertical driving mechanism 64 arranged on the transverse driving mechanism 63, and a suction nozzle assembly 65 connected with the vertical driving mechanism 64. The supporting frame 61 is arranged opposite to the rack 30 at an interval, and one end of the supporting frame 61, which is far away from the rack 30, extends out of the case 10. A guide rail 66 is provided on one side of the support frame 61, the guide rail 66 extending away from the lock screw device 20. The longitudinal driving mechanism 62 is disposed on a side of the supporting frame 61 away from the guide rail 66, and the longitudinal driving mechanism 62 extends away from the screw locking device 20. One end of the transverse driving mechanism 63 is arranged on the longitudinal driving mechanism 62, and the other end of the transverse driving mechanism 63 is arranged on the guide rail 66 in a sliding mode. Therefore, as can be understood, the longitudinal driving mechanism 62 is used for driving the transverse driving mechanism 63 to move along the guide rail 66 in a direction close to or away from the screw locking device 20, so as to drive the suction nozzle assembly 65 to move close to or away from the screw locking device 20 through the vertical driving mechanism 64; the transverse driving mechanism 63 is used for driving the vertical driving mechanism 64 to move transversely, so as to drive the suction nozzle assembly 65 to move between the two transfer devices 70 along the transverse direction; the vertical drive mechanism 64 is used to drive the nozzle assembly 65 vertically closer to or away from the transfer device 70.

The suction nozzle assembly 65 comprises a connecting frame 67 connected with the vertical driving mechanism 64 and a plurality of suction nozzles 68 arranged on the connecting frame 67, and the suction nozzles 68 are used for adsorbing products, so that the damage to the products is effectively reduced; in the present embodiment, the number of the suction nozzles 68 is four, and four suction nozzles 68 are respectively provided on four corners of the connecting frame 67.

Referring to fig. 1 again, the transferring device 70 includes a longitudinal moving mechanism 71 and a positioning fixture 72 disposed on the longitudinal moving mechanism 71. The longitudinal moving mechanism 71 extends from the lower part of the transverse moving mechanism 40 to the lower part of the transverse driving mechanism 63, and the longitudinal moving mechanism 71 is used for driving the positioning jig 72 to move between the screw locking device 20 and the loading and unloading device 60. The positioning fixture 72 is located under the screw locking mechanism 50 and the suction nozzle assembly 65, a position of the positioning fixture 72 directly under the suction nozzle assembly 65 is a first position, and a position of the positioning fixture 72 directly under the screw locking mechanism 50 is a second position. Referring to fig. 2 again, the positioning fixture 72 includes a carrier plate 73 disposed on the longitudinal moving mechanism 71, a first baffle 74 and a first clamper 75 respectively disposed on opposite sides of the carrier plate 73, and a second baffle 76 and a second clamper 77 respectively disposed on opposite ends of the carrier plate 73. The carrier plate 73 is used for placing a product. The first gripper 75 cooperates with the first shutter 74 for gripping opposite sides of the product; further, the first clamper 75 includes a first cylinder 750 and a first clamp plate 751 connected to the first cylinder 750, the first clamp plate 751 is located between the first cylinder 750 and the first shutter 74, and the first cylinder 750 is used for driving the first clamp plate 751 to approach or separate from the first shutter 74. The second gripper 77 cooperates with the second shutter 76 for gripping the opposite ends of the product; further, the second clamping device 77 comprises a second cylinder 770 and a second clamping plate 771 connected to the second cylinder 770, the second clamping plate 771 is located between the second cylinder 770 and the second baffle 76, and the second cylinder 770 is used for driving the second clamping plate 771 to move away from or close to the second baffle 76. The first clamping device 75 is matched with the first baffle plate 74 to clamp two opposite sides of a product, and the second clamping device 77 is matched with the second baffle plate 76 to clamp two opposite ends of the product, so that the stability of positioning the product is effectively ensured, and the accuracy of locking screws is improved.

When the automatic screw locking machine works, the longitudinal driving mechanism 62, the transverse driving mechanism 63 and the vertical driving mechanism 64 are matched to move to drive the suction nozzle assembly 65 to suck a product to be screwed onto the positioning jig 72 located at the second position, namely, the product is located on the carrier plate 73, the first air cylinder 750 drives the first clamping plate 751 to be close to the first baffle plate 74 so as to clamp two sides of the product, and the second air cylinder 770 drives the second clamping plate 771 to be close to the second baffle plate 76 so as to clamp two ends of the product; the longitudinal moving mechanism 71 drives the positioning jig 72 holding the product from the first position to the second position; the screw locking mechanism 50 locks screws on the products on the positioning jig 72; after the screw locking is finished, the longitudinal moving mechanism 71 drives the positioning jig 72 clamped with the product to the first position from the second position by the longitudinal moving mechanism 71; the longitudinal driving mechanism 62, the transverse driving mechanism 63 and the vertical driving mechanism 64 cooperate to drive the nozzle assembly 65 to suck the product from the positioning jig 72.

When the automatic screw locking machine of the utility model is used for feeding, the vertical driving mechanism 62, the horizontal driving mechanism 63 and the vertical driving mechanism 64 are matched with the motion driving suction nozzle assembly 65 to suck the product to be locked onto the positioning jig 72 positioned under the horizontal driving mechanism 63, and the vertical moving mechanism 71 drives the positioning jig 72 loaded with the product to be locked under the screw locking mechanism 50, so that automatic feeding is realized; after the screw locking is finished, the longitudinal moving mechanism 71 drives the positioning jig 72 loaded with the product to be right below the suction nozzle assembly 65, and the longitudinal driving mechanism 62, the transverse driving mechanism 63 and the vertical driving mechanism 64 are matched to move to drive the suction nozzle assembly 65 to suck the product on the positioning jig 72, so that automatic blanking is realized; automatic lock screw machine is favorable to improving production efficiency and reducing the cost of labor through unloading in the automation, and absorbs the product through suction nozzle subassembly 65, effectively reduces the damage to the product, ensures the quality of product.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An auto-screwdriving machine, comprising:

the feeding and discharging device is arranged opposite to the screw locking device at intervals; the feeding and discharging device comprises a support frame, a longitudinal driving mechanism arranged on the support frame, a transverse driving mechanism arranged on the longitudinal driving mechanism, a vertical driving mechanism arranged on the transverse driving mechanism and a suction nozzle assembly connected with the vertical driving mechanism; and

2. The auto-screwdriving machine according to claim 1, wherein said transfer devices are two in number, and said two transfer devices are spaced apart from each other.

3. The auto-screwdriving machine according to claim 1, wherein said screw-driving mechanism comprises a first elevating driver provided on said lateral moving mechanism, a base plate provided on said first elevating driver, and a screw-driving assembly provided on said base plate.

4. The auto-screwdriving machine of claim 3, wherein said screw-driving mechanism further comprises a CCD camera disposed on said base plate.

5. The auto-screwdriving machine according to claim 3, wherein said screwdriving assembly comprises a slider slidably disposed on a base plate, a pneumatic driver disposed on said slider, a screwdriver coupled to said pneumatic driver, a mounting block disposed on said base plate, a positioning head fixed to said mounting block, and a second elevating driver disposed on said base plate; one end of the screwdriver, which is far away from the pneumatic screwdriver, penetrates through the mounting block and is inserted into the positioning head; the second lifting driver is connected with the sliding block.

6. The auto-screwdriving machine according to claim 1, wherein a guide rail is provided on one side of said support frame, said guide rail extending away from said screw locking device; the longitudinal driving mechanism is arranged on one side of the support frame, which is far away from the guide rail, and extends towards the direction far away from the screw locking device; one end of the transverse driving mechanism is arranged on the longitudinal driving mechanism, and the other end of the transverse driving mechanism is arranged on the guide rail in a sliding mode.

7. The auto-screwdriving machine according to claim 1, wherein said suction nozzle assembly comprises a connecting frame connected to said vertical driving mechanism, a plurality of suction nozzles disposed on said connecting frame.

8. The auto-screwdriving machine according to claim 7, wherein the number of the suction nozzles is four, and four suction nozzles are respectively disposed at four corners of the connection frame.

9. The auto-screwdriving machine according to claim 1, wherein said first clamping device comprises a first cylinder and a first clamping plate connected to said first cylinder, said first clamping plate being located between said first cylinder and said first stop plate.

10. The auto-screwdriving machine according to claim 1, wherein said second clamping device comprises a second cylinder and a second clamping plate connected to said second cylinder, said second clamping plate being located between said second cylinder and said second stop plate.