CN213856575U

CN213856575U - Mechanical automatic deburring device

Info

Publication number: CN213856575U
Application number: CN202022789730.8U
Authority: CN
Inventors: 徐绍松
Original assignee: Dongguan Yinshi Gift Manufacturing Co ltd
Current assignee: Dongguan Yinshi Gift Manufacturing Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-08-03
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a mechanical automatic deburring device, which comprises a frame, a driving piece arranged above the frame, a punch and a sloping block which are respectively connected with the driving piece in a transmission way, a shielding block arranged on the frame, a ratchet pawl unidirectional rotation structure arranged in an inner cavity of the shielding block, a tension spring first fixed block arranged on the ratchet pawl unidirectional rotation structure and extending out from the side surface of the shielding block, a tension spring second fixed block arranged on the frame, a tension spring arranged between the first fixed block and the tension spring second fixed block, a driving block arranged on the frame, a rotating shaft fixedly connected with a ratchet wheel inside the ratchet pawl unidirectional rotation structure, and a bearing seat, a guide post mounting plate and a charging tray which are sequentially sleeved on the rotating shaft; a plurality of die cavities which are adaptive to the shape of the product to be deburred and have sharp edges are arranged on the periphery of the material plate; the utility model provides a current automatic burring device structure complicacy and with high costs technical problem.

Description

Mechanical automatic deburring device

Technical Field

The utility model relates to an automatic burring device especially relates to an automatic burring device of mechanical type.

Background

After the product is processed, burrs are arranged on the side of the outline of the product, manual operation is generally adopted for deburring in the prior art, the manual operation has the defects of low efficiency and unstable quality, a small part of manufacturers adopt automatic deburring devices, the conventional automatic deburring device is generally complex in structure, and the cost is very high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect among the prior art, provide an automatic burring device of mechanical type, it solves the complicated and costly technical problem of current automatic burring device structure.

In order to achieve the purpose, the utility model provides a mechanical automatic deburring device, which comprises a frame, a driving piece arranged above the frame, a punch and a sloping block which are respectively connected with the driving piece in a transmission way, a blocking block arranged on the frame and positioned below the driving piece, a ratchet pawl one-way rotating structure arranged in an inner cavity of the blocking block, a tension spring first fixed block arranged on the ratchet pawl one-way rotating structure and extending out of the side surface of the blocking block, a tension spring second fixed block arranged on the frame, a tension spring arranged between the first fixed block and the tension spring second fixed block, a driving block arranged on the frame, a rotating shaft fixedly connected with a ratchet wheel inside the ratchet pawl one-way rotating structure, and a bearing seat, a guide post mounting plate and a material tray which are sequentially sleeved on the rotating shaft; the bearing at the middle part of the bearing block is sleeved on the rotating shaft, a plurality of guide posts which are in rotating connection and have the same rotating direction with the rotating shaft are arranged on the periphery of the guide post mounting plate, the material tray is borne on the cylindrical surfaces of the guide posts, a plurality of die cavities which are adaptive to the shape of a product to be deburred and have sharp edges are arranged on the periphery of the material tray, and the number of the die cavities is the same as the number of teeth of a ratchet wheel inside the ratchet wheel and pawl unidirectional rotating structure; the inclined block drives the driving block to directly or indirectly push the first fixing block of the tension spring to stretch the tension spring.

Preferably, the periphery at pivot top is provided with two at least constant head tanks, the charging tray cover is established the outer wall in the mesopore of pivot and is provided with the location arch that suits with the quantity, position and the shape of constant head tank.

Preferably, the first fixing block of extension spring is the screw.

Preferably, the second fixing block of the tension spring is a screw.

Preferably, the driving block is a screw.

Preferably, the driving member is a cylinder.

Preferably, the material channel is arranged on one side below the material tray.

Compared with the prior art, the beneficial effects of the utility model reside in that:

during operation, a plurality of products to be deburred are manually placed on the die cavity of the charging tray in sequence, then the driving piece drives the punch and the inclined block to move downwards together, the inclined block is firstly contacted with the driving block to drive the driving block to directly or indirectly push the first fixing block of the tension spring to stretch the tension spring, so that the ratchet wheel in the ratchet wheel and pawl one-way rotating structure rotates by a specified angle which can only rotate by the specified angle in the same direction, the specified angle is 360 degrees divided by the number of teeth of the ratchet wheel, so that the rotating shaft and the charging tray which are fixed relative to the ratchet wheel rotate by the specified angle, at the moment, the product to be deburred on the die cavity is positioned under the punch, the punch punches die cuts the products to be deburred on the die cavity, after the burrs on the outline edge of the product are removed, the product falls below the charging tray from the die cavity, and after the die cutting is finished, the driving piece drives the punch and the inclined block to move upwards together for resetting, the first fixed block of extension spring pulling extension spring that one end was fixed at extension spring second fixed block resets this moment, and the ratchet in the ratchet pawl unidirectional rotating structure can not reset rotatoryly this moment, and above circulation in proper order realizes the automatic burring operation of efficient, and this structure has with low costs, reliable and stable, the efficient advantage of burring.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a mechanical automatic deburring device provided by the present invention;

fig. 2 is an exploded view of the mechanical automatic deburring device provided by the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in figures 1 and 2, the utility model provides a mechanical automatic deburring device, which comprises a frame 1, a driving part 2 arranged above the frame 1, a punch 3 and a sloping block 4 which are respectively connected with the driving part 2 in a transmission way, a blocking block 5 arranged on the frame 1 and positioned below the driving part 2, a ratchet-pawl unidirectional rotating structure 6 arranged in the inner cavity of the blocking block 5, a tension spring first fixed block 7 arranged on the ratchet-pawl unidirectional rotating structure 6 and extending out from the side surface of the blocking block 5, a tension spring second fixed block 8 arranged on the frame 1, a tension spring 9 arranged between the first fixed block 7 and the tension spring second fixed block 8, a driving block 10 arranged on the frame 1, and a rotating shaft 11 fixedly connected with a ratchet wheel in the ratchet-pawl unidirectional rotating structure 6, and the bearing seat 12, the guide post mounting plate 13 and the material tray 14 are sequentially sleeved on the rotating shaft 11.

Wherein the bearing 121 in the middle of the bearing seat 12 is sleeved on the rotating shaft 11, the periphery of the guide post mounting plate 13 is provided with a plurality of guide posts 131 which are rotatably connected and have the same rotating direction as the rotating shaft 11, the charging tray 14 is supported on the cylindrical surfaces of the plurality of guide posts 131, the periphery of the charging tray 14 is provided with a plurality of die cavities 141 which are matched with the shape of a product to be deburred and have sharp edges, and the number of the die cavities 141 is the same as the number of teeth of a ratchet wheel in the ratchet wheel and pawl unidirectional rotating structure 6; the inclined block 4 drives the driving block 10 to directly or indirectly push the first fixing block 7 of the tension spring to stretch the tension spring 9.

Specifically, the ratchet-pawl unidirectional rotation structure 6 is the same as the internal ratchet-pawl structure of the ratchet wrench in the existing market, and can only rotate in a unidirectional mode for a specified angle, and the blocking piece 5 is used for covering the ratchet-pawl unidirectional rotation structure 6 as much as possible, so that the ratchet-pawl unidirectional rotation structure 6 is prevented from entering too much dust or debris, and the reliability and the stability of machining operation are ensured. In addition, because in the deburring process of the punched product, the material tray 14 is pressed downwards by the punch 3, the guide column 131 is adopted in the technical scheme, so that the stress of the material tray 14 is more reasonable, and the material tray 14 cannot be greatly deformed due to the pressure of the punch 3.

During operation, a plurality of products to be deburred are manually placed on the die cavity 141 of the tray 14 in sequence, then the driving piece 2 drives the punch 3 and the inclined block 4 to move downwards together, the inclined block 3 is firstly contacted with the driving block 10 to drive the driving block 10 to directly or indirectly push the first fixing block 7 of the tension spring to stretch the tension spring 9, a ratchet wheel in the ratchet wheel and pawl unidirectional rotating structure 6 rotates for a designated angle and can only rotate for the designated angle in the same direction, the designated angle is 360 degrees divided by the number of teeth of the ratchet wheel, so that a rotating shaft 11 and the tray 14 which are relatively fixed with the ratchet wheel rotate for the designated angle, the product to be deburred on the die cavity 141 is positioned under the punch 3, the punch 3 punches the product to be deburred on the die cavity 141, after the burrs on the outline edge of the product are removed, the product falls from the die cavity 141 to the material channel 15 below the tray 14, the product will be outside along the material way 15 cunning, thereby be convenient for the operating personnel to collect the product, also avoid the product to pile up in the below of charging tray 14 simultaneously, treat after die-cut, 2 drive drift 3 of driving piece and sloping block 4 upwards do the motion that resets together, the first fixed block 7 of extension spring 9 pulling extension spring of extension spring second fixed block 8 is fixed to one end this moment, the ratchet in the ratchet pawl unidirectional rotation structure 6 can not the rotation that resets this moment, above cycle in proper order, realize the automatic burring operation of efficient, this structure has with low costs, and is stable and reliable, the efficient advantage of burring.

More specifically, the periphery at the top of the rotating shaft 11 is provided with at least two positioning grooves 111, and the charging tray 14 is sleeved on the outer wall of the central hole of the rotating shaft 11 and is provided with positioning protrusions 142 which are adaptive to the number, the position and the shape of the positioning grooves 111. Through the structural design, when the rotating shaft 11 and the material tray 14 are assembled, only the positioning protrusions 142 are required to be inserted into the positioning grooves 111 and then fixed, so that the relative position between the rotating shaft 11 and the material tray 14 can be ensured, and the punching and deburring operation of the punch 3 on products positioned on each die cavity 141 can be ensured accurately.

Further, the first fixing block 7 of the tension spring is preferably a screw. The tension spring second fixing block 8 is preferably a screw. The driving block 10 is preferably a screw. The drive element 2 is preferably a cylinder. Through the specific model selection, the production cost of the technical scheme is further reduced.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. A mechanical automatic deburring device comprises a machine frame (1) and is characterized by further comprising a driving piece (2) arranged above the machine frame (1), a punch (3) and an inclined block (4) which are respectively in transmission connection with the driving piece (2), a blocking piece (5) arranged on the machine frame (1) and positioned below the driving piece (2), a ratchet-pawl unidirectional rotation structure (6) arranged in an inner cavity of the blocking piece (5), a tension spring first fixed block (7) arranged on the ratchet-pawl unidirectional rotation structure (6) and extending out of the side surface of the blocking piece (5), a tension spring second fixed block (8) arranged on the machine frame (1), a tension spring (9) arranged between the first fixed block (7) and the tension spring second fixed block (8), a driving block (10) arranged on the machine frame (1), and a rotating shaft (11) fixedly connected with a ratchet wheel inside the ratchet-pawl unidirectional rotation structure (6), the bearing seat (12), the guide post mounting plate (13) and the material tray (14) are sequentially sleeved on the rotating shaft (11);

the bearing (121) in the middle of the bearing seat (12) is sleeved on the rotating shaft (11), a plurality of guide columns (131) which are connected in a rotating mode and the rotating direction of which is consistent with that of the rotating shaft (11) are arranged on the periphery of the guide column mounting plate (13), the material tray (14) is borne on the cylindrical surfaces of the guide columns (131), a plurality of mold cavities (141) which are matched with the shape of a product to be deburred and have sharp edges are arranged on the periphery of the material tray (14), and the number of the mold cavities (141) is the same as the number of teeth of ratchet wheels in the ratchet wheel and pawl unidirectional rotating structure (6); the inclined block (4) drives the driving block (10) to directly or indirectly push the first fixing block (7) of the tension spring to stretch the tension spring (9).

2. The mechanical automatic deburring device of claim 1, characterized in that the periphery of the top of the rotating shaft (11) is provided with at least two positioning grooves (111), and the material tray (14) is sleeved on the outer wall of the central hole of the rotating shaft (11) and is provided with positioning protrusions (142) which are adaptive to the number, the positions and the shapes of the positioning grooves (111).

3. The automatic mechanical deburring device of claim 1, wherein the tension spring first fixing block (7) is a screw.

4. The automatic mechanical deburring device of claim 1, wherein the tension spring second fixing block (8) is a screw.

5. The automatic mechanical deburring device of claim 1 wherein said drive block (10) is a screw.

6. The automatic mechanical deburring device of claim 1 wherein said drive member (2) is a cylinder.

7. The automatic mechanical deburring device of claim 1 further comprising a chute (15) disposed on one side below the tray (14).