A gear rack automatic assembly punching device

Abstract

The present invention relates to the technical field of automatic stamping equipment, and specifically to an automatic assembly stamping device for a gear rack, comprising a machine platform and a feeding part, a processing part and a discharging part arranged on the machine platform. The feeding part is provided with two vibrating plates for supplying different processed parts, the processing part is provided with a turntable, and a PIN needle placement station, a product placement station, a stamping station and a material removal station are arranged around the turntable. A product conveying part is provided on one side of the turntable. The present invention adopts automated mechanical stamping to process parts from feeding-processing-retrieving. Compared with the original processing steps, frequent manual operation is not required, labor intensity is reduced and processing efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of stamping equipment, in particular to an automatic assembly stamping device for a gear rack. Background Art

[0002] Gear processing requires placing the ring-shaped unprocessed gear raw material on the rotating shaft of the gear processing lathe for clamping, and then using a milling cutter to process the gear surface tooth pattern on the gear raw material.

[0003] Currently, gear processing lathes usually use manual loading, which is inefficient. Therefore, it is necessary to design an automatic loading device that can be used for gear processing lathes. Summary of the Invention

[0004] In order to solve the above problems, the present invention discloses an automatic stamping device for assembling a gear rack, which can improve processing efficiency.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A gear rack automatic assembly stamping device includes a machine platform and a feeding part, a processing part and a discharging part arranged on the machine platform. The feeding part is provided with a first vibrating plate and a second vibrating plate to supply PIN needles and products respectively. The processing part is provided with a turntable, a rotating motor is provided at the bottom of the turntable, and a plurality of jigs are provided on the turntable. A PIN needle placement station, a product placement station, a stamping station and a material picking station are arranged around the turntable. A product conveying part is provided on one side of the turntable. The product conveying part is provided with a first clamping mechanism and a second clamping mechanism. A reciprocating transfer mechanism is connected to the rear side of the product conveying part.

[0007] The fixture surface is provided with a PIN placement slot and a product placement slot.

[0008] Furthermore, the first vibration plate is connected to a hose for discharging materials, the hoses are arranged according to the PIN pin placement slots, and the number of hoses is set according to the number of PIN pins required for the product.

[0009] Furthermore, the PIN needle placement station includes a bracket, a discharge block, a pushing cylinder, a pressing cylinder and a push rod mechanism. The discharge block is fixed to the front of the bracket, a sliding push plate is provided in the discharge block, the pushing cylinder is provided at the rear of the bracket and the telescopic end is connected to the rear of the push plate, the push rod mechanism is fixedly installed on the discharge block, and the pressing cylinder is provided at the top of the push rod mechanism.

[0010] The push rod mechanism is provided with three push rods, the pressing cylinder is used as the drive of the push rod mechanism, the telescopic end of the pressing cylinder is connected with a pressure plate, the push rod is slidably connected to the pressure plate, and sensors are provided on the top surface of the pressure plate corresponding to the three push rods.

[0011] Furthermore, a cover plate is provided on the top of the discharge block, and the two sides of the cover plate and the two sides of the discharge block are fixedly connected by screws. The cover plate includes a front cover plate and a rear cover plate. The front cover plate is provided with a first circular hole matching the size of the push rod, and the rear cover plate is provided with a second circular hole matching the hose. The front part of the push plate is provided with a press-in hole matching the first circular hole.

[0012] The first circular hole, the second circular hole and the press-in hole are all arranged corresponding to the PIN pin placement groove.

[0013] The lower end of the hose is connected to the second circular hole of the rear cover plate, and the PIN needle falls from the hose through the second circular hole and falls into the press-in hole.

[0014] Furthermore, the first clamping mechanism and the second clamping mechanism are respectively provided with a first clamping jaw and a second clamping jaw, which are driven by the corresponding first cylinder and second cylinder, and a lifting cylinder is provided above the first clamping jaw and the second clamping jaw, and a positioning column is provided between the second clamping jaws, and a protrusion matching product is provided on the bottom surface of the positioning column, and the center of the positioning column is a through hole.

[0015] The lifting cylinder is connected to the first cylinder and the second cylinder, and the connection points are respectively provided with a first connecting block and a second connecting block of an L-shaped structure. The front part of the second connecting block extends above the positioning column and is provided with a circular hole corresponding to the through hole.

[0016] Furthermore, a correction mechanism is provided directly below the second clamping jaw, the top of the correction mechanism is a turntable, a placement slot is provided in the center of the turntable, the placement slot matches the product, and a turntable motor is connected to the bottom of the turntable.

[0017] Furthermore, the top of the product placement station is a telescopic cylinder, the telescopic end of the telescopic cylinder is connected to a push rod, and the size of the push rod matches the through hole of the positioning column.

[0018] Furthermore, the transfer mechanism is driven by a linear motor, and a mounting seat is provided on the linear motor to connect the first clamping mechanism and the second clamping mechanism. The mounting seat is also provided with a slide rail parallel to the linear motor to maintain smooth movement of the first clamping mechanism and the second clamping mechanism.

[0019] Furthermore, the top of the stamping station is a stamping cylinder, the front end of the stamping cylinder is connected to a stamping head, the rear of the stamping head is also connected to a round rod, and the upper end of the round rod is provided with a sensor.

[0020] Furthermore, the material-retrieving station is provided with a discharge trough, the upper part of the discharge trough is an open structure, a support block is provided on the top of the discharge trough, and an injection pipe is connected to the support block. A lifting mechanism is also provided at the bottom of the material-retrieving station, and the lifting mechanism includes a lifting cylinder and a lifting rod, and the lifting rod is located directly below the fixture.

[0021] A platform is provided at the outlet of the discharge chute for placing the parts collection container, and the platform is fixedly installed on the side of the machine.

[0022] Working principle:

[0023] The PIN is supplied by the first vibrating plate and falls to the push plate through the hose. The push plate cylinder is actuated to push the push plate forward. The fixture is located under the push plate. The PIN is then pressed into the fixture through the PIN placement station.

[0024] In the second step, the turntable rotates and the fixture moves to the product placement station. The second vibrating plate transports the product to the first clamping mechanism. The first clamping mechanism moves the product plate to the turntable. The second clamping mechanism clamps the product and moves it above the fixture. The push rod of the product placement station places the product on the PIN pin.

[0025] In the third step, the turntable rotates and the jig moves to the stamping station, where the product and the PIN are pressed tightly.

[0026] In the fourth step, the turntable rotates and the fixture moves to the material removal station. The lifting mechanism lifts the processed parts and the air jet blows the parts into the discharge chute.

[0027] Beneficial effects of the present invention

[0028] The present invention discloses an automatic assembly stamping device for a gear rack, in which PIN pins and products are supplied by a vibrating plate, and the PIN pins and products are placed on a jig through a PIN pin placement station and a product placement station, and then processed at a stamping station. Finally, the processed parts are taken out and placed into a discharge chute. Automated mechanical stamping is used to process parts from feeding-processing-taking out, and compared with the original processing steps, frequent manual operations are not required, which reduces labor intensity and improves processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0030] Figure 1 Schematic diagram of the overall structure of the present invention;

[0031] Figure 2 Schematic diagram of the structural layout of the present invention;

[0032] Figure 3 Schematic diagram of the PIN needle placement station of the present invention;

[0033] Figure 4 Schematic diagram of the material taking station of the present invention;

[0034] Figure 5Schematic diagram of the transfer mechanism of the present invention;

[0035] Description of the accompanying symbols: machine 1, platform 11, turntable 12, fixture 13, first vibration plate 2, hose 21, second vibration plate 3, PIN needle placement station 4, bracket 40, pressing cylinder 41, pressing plate 411, sensor 412, push rod 42, front cover 43, rear cover 44, discharge block 45, pushing cylinder 46, product placement station 5, telescopic cylinder 51, push rod 52, stamping station 6, stamping cylinder 6 1. Punching head 62, sensor 63, material picking station 7, discharge chute 71, support block 72, lifting rod 73, lifting cylinder 74, first clamping mechanism 8, first clamping jaw 81, first connecting block 82, material receiving platform 83, lifting cylinder 84, second clamping mechanism 9, second clamping jaw 91, positioning column 92, second connecting block 93, turntable 94, turntable motor 95, mounting seat 10, linear motor 101, slide rail 102. DETAILED DESCRIPTION

[0036] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and are not to be understood as limiting the present invention. Therefore, the description is for illustrative purposes only. Therefore, the practice of the inventive concept herein is not limited solely to the example embodiments described herein and the illustrations in the accompanying drawings. In addition, the drawings are not limiting.

[0037] like Figure 1-5 As shown:

[0038] Example 1

[0039] A gear rack automatic assembly stamping device includes a machine 1 and a feeding part, a processing part and a discharging part arranged on the machine 1. The feeding part is provided with a first vibrating plate 2 and a second vibrating plate 3 for supplying PIN needles and products respectively. The first vibrating plate 2 is connected to three hoses 21 for discharging, and the hoses 21 are arranged according to the PIN needle placement groove.

[0040] The processing part is provided with a turntable 12, a rotating motor is provided at the bottom of the turntable 12, four jigs 13 are provided on the turntable 12, a PIN needle placement groove is provided on the surface of the jig 13, the jig 13 is a detachable structure, and different jigs 13 can be replaced as needed. The jig 13 body is a rectangular structure with a lifting hole in the center. A fixing column is provided around the jig 13 body and is fixed to the edge of the turntable 12 through the fixing column.

[0041] Around the turntable 12 are arranged a PIN needle placement station 4, a product placement station 5, a stamping station 6 and a material taking station 7.

[0042] The PIN needle placement station 4 includes a bracket 40, a discharge block 45, a pushing cylinder 46, a pressing cylinder 41 and a push rod mechanism. The discharge block 45 is fixed to the front of the bracket 40, a sliding push plate is provided in the discharge block 45, the pushing cylinder 46 is provided at the rear of the bracket 40 and the telescopic end is connected to the rear of the push plate, the push rod mechanism is fixedly installed on the discharge block 45, and the pressing cylinder 41 is provided on the top of the push rod mechanism; a cover plate is provided on the top of the discharge block 45, and both sides of the cover plate and the two sides of the discharge block 45 are screwed together. The connection is fixed with nails, and the cover plate includes a front cover plate 43 and a rear cover plate 44. The front cover plate 43 is provided with three first circular holes matching the size of the push rod, and the rear cover plate 44 is provided with three second circular holes matching the hose 21. The front part of the push plate is provided with three press-in holes matching the first circular holes. The first circular hole, the second circular hole and the press-in holes are all arranged corresponding to the PIN pin placement groove. The lower end of the hose 21 is connected to the second circular hole of the rear cover plate 44, and the PIN needle falls from the hose 21 through the second circular hole and falls into the press-in hole.

[0043] The push rod mechanism is provided with three push rods 42, and the pressing cylinder 41 is used to drive the push rod 42 mechanism. The telescopic end of the pressing cylinder 41 is connected to the pressure plate 411, and the push rod 42 is slidably connected to the pressure plate 411. The top surface of the pressure plate 411 is provided with a sensor 412 corresponding to the three push rods 42 to detect whether the three push rods 42 are in contact with the PIN needle.

[0044] A product conveying portion is provided on one side of the turntable 12, and the product conveying portion is provided with a first clamping mechanism 8 and a second clamping mechanism 9. A reciprocating transfer mechanism is connected to the rear side of the product conveying portion; the first clamping mechanism 8 and the second clamping mechanism 9 are respectively provided with a first clamping jaw 81 and a second clamping jaw 91, which are driven by the corresponding first cylinder and the second cylinder. A lifting cylinder 84 is provided above the first clamping jaw 81 and the second clamping jaw 91, and a positioning column is provided between the second clamping jaw 91. The bottom surface of the positioning column is provided with a protrusion matching the product, and the center of the positioning column is a through hole; the lifting cylinder 84 is connected to the first cylinder and the second cylinder The connection is respectively provided with a first connecting block 82 and a second connecting block 93 of L-shaped structure. The front of the second connecting block 93 extends to the top of the positioning column and is provided with a circular hole corresponding to the through hole; a receiving platform 83 is provided directly below the first clamping jaw 81, and the product is transported to the receiving platform 83 by the second vibrating disk 3. A sensor is provided on one side of the receiving platform 83 to sense whether the product is in place, thereby controlling whether the first clamping jaw 81 is in motion. A correction mechanism is provided directly below the second clamping jaw 91, and the top of the correction mechanism is a turntable 94. A placement slot is provided in the center of the turntable 94, and the placement slot matches the product. A turntable motor 95 is connected to the bottom of the turntable 94.

[0045] The top of the product placement station 5 is a telescopic cylinder 51, and the telescopic end of the telescopic cylinder 51 is connected to the push rod 52. The size of the push rod 52 matches the through hole of the positioning column. A door-shaped bracket 40 is provided on the outside of the telescopic cylinder 51. The telescopic cylinder 51 is fixed to the door-shaped bracket 40. The telescopic cylinder 51 is also provided with an anti-deflection frame. The anti-deflection frame includes a fixed rod parallel to the push rod 52. One end of the fixed rod is connected to the telescopic cylinder 51, and the other end is connected to an anti-deflection plate. A circular hole is opened in the center of the anti-deflection plate for the push rod 52 to pass through.

[0046] The transfer mechanism is driven by a linear motor 101, and a mounting seat 10 is provided on the linear motor 101 to connect the first clamping mechanism 8 and the second clamping mechanism 9. The mounting seat 10 is also provided with a slide rail 102 arranged parallel to the linear motor 101 to maintain smooth movement of the first clamping mechanism 8 and the second clamping mechanism 9.

[0047] The top of the stamping station 6 is a stamping cylinder 61, and a stamping head 62 is connected to the front end of the stamping cylinder 61. A round rod is also connected to the rear of the stamping head 62, and a sensor 63 is provided at the upper end of the round rod. The stamping station 6 is also provided with a door-shaped bracket 40 for support. The stamping cylinder 61 is fixed to the top of the door-shaped bracket 40, the sensor 63 is provided at the top of the door-shaped bracket 40, and the round rod passes through the top of the door-shaped bracket 40.

[0048] The material taking station 7 is provided with a discharge trough 71, the upper part of the discharge trough 71 is an open structure as a feed port, the top of the discharge trough 71 is provided with a support block 72, the support block 72 is connected to an air jet, and the air jet direction of the air jet is toward the feed port of the discharge trough 71. The bottom of the material taking station 7 is also provided with a lifting mechanism, which includes a lifting cylinder and a lifting rod 73, and the lifting rod 73 is located directly below the fixture 13.

[0049] The air injection pipe can be added and fixed on the support block 72 by itself, so it is not shown in the figure.

[0050] A platform is provided at the outlet of the discharge chute 71 for placing a parts collection container, and the platform is fixedly mounted on the side of the machine 1 .

[0051] Example 2

[0052] The structure of Example 2 is basically the same as that of Example 1, except that the air jet pipe of the material taking station 7 is replaced by a reciprocating clamping claw driven by a cylinder, which is less likely to cause parts to fall.

[0053] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0054] Furthermore, it should be understood that although this specification describes the embodiments, not every embodiment contains only one independent technical solution. This description is for clarity only. Those skilled in the art should consider the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art. It should be noted that any technical features not described in detail in this invention can be implemented by any existing technology.

Claims

1. A gear rack automatic assembly punching device, characterized by: The present invention comprises a machine platform and a feeding part, a processing part and a discharging part arranged on the machine platform. The feeding part is provided with a first vibration plate and a second vibration plate for supplying PIN needles and products respectively. The processing part is provided with a turntable, a rotating motor is provided at the bottom of the turntable, and a plurality of jigs are provided on the turntable. A PIN needle placement station, a product placement station, a stamping station and a material taking station are provided around the turntable. A product conveying part is provided on one side of the turntable. The product conveying part is provided with a first clamping mechanism and a second clamping mechanism. A reciprocating transfer mechanism is connected to the rear side of the product conveying part. The first vibration plate is connected with a hose for discharging. The PIN needle placement station includes a bracket, a discharge block, and a push air Cylinder, pressing cylinder and push rod mechanism, the discharge block is fixed to the front of the bracket, a sliding push plate is provided in the discharge block, the pushing cylinder is provided at the rear of the bracket and the telescopic end is connected to the rear of the push plate, the push rod mechanism is fixedly installed on the discharge block, and the pressing cylinder is provided at the top of the push rod mechanism; the first clamping mechanism and the second clamping mechanism are respectively provided with a first clamping jaw and a second clamping jaw, a lifting cylinder is provided above the first clamping jaw and the second clamping jaw, a positioning column is provided between the second clamping jaw, a protrusion is provided on the bottom surface of the positioning column to match the product, and the center of the positioning column is a through hole; the top of the product placement station is a telescopic cylinder, the telescopic end of the cylinder is connected to the push rod, and the size of the push rod matches the through hole of the positioning column; the discharge block A cover plate is provided on the top, which includes a front cover plate and a rear cover plate. The front cover plate is provided with three first circular holes matching the size of the ejector rod, and the rear cover plate is provided with three second circular holes matching the hose. The front part of the push plate is provided with three press-in holes matching the first circular holes; the first circular hole, the second circular hole and the press-in hole are arranged corresponding to the PIN pin placement groove, and the lower end of the hose is connected to the second circular hole of the rear cover plate, and the PIN pin falls from the hose through the second circular hole and falls into the press-in hole; the ejector rod mechanism is provided with three ejector rods, and the pressing cylinder is used to drive the ejector rod mechanism. The telescopic end of the pressing cylinder is connected to a pressure plate, and the ejector rod is slidably connected to the pressure plate. The top surface of the pressure plate is provided with sensors corresponding to the three ejector rods to detect Measure whether the three push rods are in contact with the PIN needles; the lifting cylinder is connected to the first cylinder and the second cylinder, and the connection points are respectively provided with a first connecting block and a second connecting block of an L-shaped structure, the front of the second connecting block extends to the top of the positioning column, and is provided with a circular hole corresponding to the through hole; a material receiving platform is provided directly below the first clamping jaw, and the product is transported to the material receiving platform by the second vibrating disk, and a sensor is provided on one side of the material receiving platform. The sensor is used to sense whether the product is in place and control whether the first clamping jaw is in motion; a correction mechanism is provided directly below the second clamping jaw, and the top of the correction mechanism is a turntable, and a placement slot is provided in the center of the turntable. The placement slot matches the product, and a turntable motor is connected to the bottom of the turntable.

2. The automatic assembly punching device for a gear rack according to claim 1, characterized in that: The transfer mechanism is driven by a linear motor, and a mounting seat is provided on the linear motor to connect the first clamping mechanism and the second clamping mechanism.

3. The automatic assembly punching device for a gear rack according to claim 1, characterized in that: The top of the stamping station is a stamping cylinder, and a stamping head is connected to the front end of the stamping cylinder.

4. The automatic assembly punching device for a gear rack according to claim 1, characterized in that: The material taking station is provided with a discharging trough, the upper part of the discharging trough is an open structure, the top of the discharging trough is provided with a supporting block, and the supporting block is connected with an air injection pipe.

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