Knurling device for mobile phone shell

Abstract

The invention discloses a knurling device for a mobile phone shell, and belongs to the technical field of mobile phone shell machining, the knurling device comprises a knurling machine main body, the knurling machine main body comprises a base and a knurling device arranged on the base, two material boxes are movably arranged on the front side and the rear side of the upper surface of the base respectively, and adjusters are arranged on the material boxes; the material box is arranged on the base and used for adjusting the height position of the material box, the limiter is arranged on the material box and used for limiting and clamping the mobile phone shell according to the width specification of the mobile phone shell, and the two pushers are arranged at the front end and the rear end of the base correspondingly; the material box is used in cooperation with the pusher and the feeder, the multiple mobile phone shells are longitudinally stacked in the material box, the pusher can retreat the mobile phone shell at the lowest position to the feeder, feeding of the mobile phone shells is achieved through the feeder, and four-corner fixing and clamping of the mobile phone shells are achieved in cooperation with the clamping bases on the feeder. It is guaranteed that the mobile phone shell cannot deviate or be staggered in the knurling process, high-precision knurling of the mobile phone shell can be guaranteed, and feeding and discharging operation is convenient.

Description

Technical Field

[0001] The invention belongs to the technical field of mobile phone shell processing, and particularly relates to a knurling device for a mobile phone shell. Background Art

[0002] Mobile phone cases are decorations that protect or decorate the appearance of mobile phones. With the rapid development of science and technology, the technology beauty industry has emerged as a new industry. Fashion IT brands have developed with the diversification of the market. In response to the increase in mobile phone brands and functions, mobile phone protective cases are diversified. According to the texture, they are divided into PC cases, leather, silicone, cloth, hard plastic, leather cases, metal tempered glass cases, soft plastic, velvet, silk and other categories. Mobile phone protective cases not only serve as decorations to make your mobile phone a landscape, but also protect the mobile phone from falling, scratching, water and shock.

[0003] In the process of producing and processing mobile phone cases, developing patterns on the surface of mobile phone cases is a very common way to show individuality. A knurling device is required when processing the patterns on the surface of mobile phone cases. However, the existing knurling device is not convenient for loading and unloading operations of mobile phone cases during use, and the efficiency is low. In addition, there is a lack of a stable fixing and clamping mechanism after the mobile phone case is placed, which will cause the mobile phone case to be easily offset and misplaced during knurling, which will further affect the operation accuracy. Summary of the invention

[0004] The object of the present invention is to provide a knurling device for a mobile phone case, so as to solve the problem that the existing knurling device proposed in the above background technology is not convenient for loading and unloading operations of the mobile phone case during use, has low efficiency, and lacks a stable fixing and clamping mechanism after the mobile phone case is placed, which will cause the mobile phone case to be easily offset and misplaced during knurling, thereby affecting the operation accuracy.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solutions: a knurling device for a mobile phone case, comprising a knurling machine body, wherein the knurling machine body comprises a base and a knurler arranged on the base; Two material boxes are movably arranged on the front and rear sides of the upper surface of the base; An adjuster, arranged on the material box, for adjusting the height position of the material box; A limiter is provided on the material box and is used to limit and clamp the mobile phone case according to the width specification of the mobile phone case; Two pushers are respectively arranged at the front and rear ends of the base, and are used to push the mobile phone case falling from the material box; The feeder is arranged on the base and positioned between the two pushers, and is used for receiving the mobile phone shells pushed by the pushers and conveying the mobile phone shells to the bottom of the knurling device for knurling.

[0006] The above scheme is adopted, by setting a material box for use with a pusher and a feeder, multiple mobile phone shells can be stacked vertically in the material box, and the pusher can retract the mobile phone shell at the lowest position onto the feeder, and the feeder is used to feed the mobile phone shell, and the four corners of the mobile phone shell are fixed and clamped in cooperation with the clamping seat on the feeder, to ensure that the mobile phone shell will not be offset or misaligned during the knurling process, so as to ensure high-precision knurling of the mobile phone shell, and the loading and unloading operations are convenient, and by setting an adjuster, the setting of the adjuster can realize the adjustment position of the material box that can be slid up and down, so that it can be adaptively adjusted according to the thickness specifications of the mobile phone shell, so that it can be ensured that the pusher can only push one mobile phone shell at the lowest position at a time when pushing the material, and by setting a limiter, the setting of the limiter can limit and clamp the mobile phone shells in the material box, so as to prevent the problem of confusion in the vertical stacking of the mobile phone shells and causing jamming and affecting the falling, and by setting two material boxes for use with the feeder, intermittent loading and unloading operations can be realized, so as to achieve efficient operation.

[0007] In the above scheme, it should be noted that the knurling machine, the motor, the motor 1, the motor 2 and the cylinder are all electrically connected to the external power supply.

[0008] As a preferred embodiment, a plurality of fixed guide plates are fixedly mounted on the upper surface of the base, and the material box is slidably mounted on the outer surfaces of the plurality of fixed guide plates at the same side.

[0009] By adopting the above solution, the fixed guide plate can play a supporting effect on the material box, so that the material box can slide up and down to adjust the height position stably and is not prone to shaking.

[0010] As a preferred embodiment, the regulator includes a plurality of fixed guide rods fixedly mounted on the side of the material box, a sliding plate slidably mounted on the outer surface of the plurality of fixed guide rods, a handle mounted on the side of the sliding plate, and a locking rod mounted at both ends of the sliding plate. The locking rod slides through the material box and is used in conjunction with a plurality of locking grooves provided on the side of the fixed guide plate. A spring is sleeved on the outer surface of the fixed guide rod, and the two ends of the spring are fixedly connected to the end of the fixed guide rod and the side of the operating plate, respectively.

[0011] By adopting the above scheme, the sliding process of the sliding plate can be guided by a fixed guide rod, so that the sliding plate drives the locking rod to move smoothly and without misalignment, thereby ensuring that the locking rod can be stably inserted into or out of the lock slot. By setting a spring one, the spring one is deformed when the locking rod is out of the lock slot. Therefore, the elastic force of the spring one can be used to drive the locking rod to quickly reset and insert it into the lock slot, thereby improving the locking operation.

[0012] The cam is an angular channel that is arranged on the side of the cam and is concentric with the top of the cam, and the cam is connected with the button bar to form a circle, and the button bar is connected with the button bar at two ends to form a circle.

[0013] The above scheme is adopted, the rotation of the rotating frame cooperates with the hinged action of the hinged arm to realize the synchronous relative movement of the sliding frames on both sides, and then the relative movement of the limit plates on both sides is realized through the sliding column, and the position of the rotating frame is squeezed and locked by using the fixing screws and the fixing nuts. The structure is simple and the operation is convenient. The two limit plates are relatively fitted on the sides of the mobile phone case to prevent the stacked mobile phone cases from being misaligned and stuck. The setting of the roller can ensure that the mobile phone case can slide up and down stably, and the elasticity of the second spring can further avoid sticking, and the elasticity of the second spring can have a locking effect. When the two limit plates are relatively close to each other to realize the clamping of the mobile phone case, the second spring will be deformed. Therefore, after the rotating frame is unlocked, the elastic force of the second spring can be used to quickly drive the limit plate to move and reset, thereby improving the convenience of use.

[0014] As a preferred embodiment, the pusher includes a motor fixedly mounted on the side of the base, a disc mounted on the end of the motor output shaft, a roller rotatably mounted on the surface of the disc, a sliding frame slidably fitted on the outer surface of the roller, and a pushing frame mounted on the side of the sliding frame, a bearing plate fixedly mounted on the upper surface of the pushing frame, a pushing guide sleeve slidably mounted on the outer surface of the pushing frame, the pushing guide sleeve fixedly mounted on the upper surface of the base, limiting rings fixedly mounted on the outer surfaces of both ends of the roller, and the two limiting rings are respectively fitted on the upper and lower sides of the sliding frame.

[0015] By adopting the above scheme, a motor is used to drive the disc to rotate, the disc drives the roller to rotate, the roller is used to roll in the sliding frame to drive the sliding frame to drive the pushing frame to move, and then the pushing frame is used to push the mobile phone case at the bottom to realize the loading and pushing of the mobile phone case, and the bearing plate is used to move synchronously with the pushing frame to ensure that only one mobile phone case at the bottom position can be pushed at a time. The setting of the limit ring can play a supporting effect, so that the roller is not prone to shaking when cooperating with the sliding frame.

[0016] As a preferred embodiment, the feeder includes a feeding seat and two feeding shells, the upper surface of the base is provided with a mounting groove, the feeding seat is installed on the inner wall of the mounting groove, the two feeding shells are movably arranged on the surface of the feeding seat, and the surface of the feeding shell is flush with the surface of the base.

[0017] By adopting the above scheme, the feeding shell is used in conjunction with the feeding seat, and the feeding shell carries the mobile phone case and moves on the surface of the feeding seat, thereby achieving the conveying and feeding effect of the mobile phone case.

[0018] As a preferred embodiment, two rotating shafts are rotatably installed on the inner wall of the feeding seat, a motor 1 is fixedly installed inside the feeding seat, the output shaft of the motor 1 is fixedly connected to the rotating shaft at the same side, a feeding roller is fixedly installed on the outer surface of the rotating shaft, a feeding belt is transmission-connected between the two feeding rollers, two connecting plates are fixedly installed on the surface of the feeding belt, the connecting plates are fixedly installed on the lower surface of the feeding shell at the same side, and a strip channel 1 for the movement of the connecting plates is opened on the upper surface of the feeding seat.

[0019] By adopting the above scheme, a motor is used to drive the rotating shaft to rotate, the rotating shaft drives the feeding roller to rotate, and then drives the feeding belt to move, and then drives the connecting plate to drive the feeding shell to move, so as to realize the feeding of the mobile phone shell on the feeding seat.

[0020] As a preferred embodiment, a plurality of trapezoidal grooves are provided on the upper surface of the feeding seat, a plurality of trapezoidal bars are fixedly mounted on the lower surface of the feeding shell, and the trapezoidal bars are slidably mounted on the inner walls of the trapezoidal grooves at corresponding positions.

[0021] By adopting the above scheme, the trapezoidal strips slide in the trapezoidal grooves, which can provide support for the movement of the feeding seat, improve stability and prevent shaking.

[0022] As a preferred embodiment, a motor 2 is fixedly installed on the inner wall of the feeding shell, a bidirectional screw is rotatably installed on the inner wall of the feeding shell, the output shaft of the motor 2 is fixedly connected to the bidirectional screw, threaded plates are threadedly installed on the threaded outer surfaces of both ends of the bidirectional screw, a connecting block is fixedly installed on the surface of the threaded plate, the connecting block extends out of the feeding shell through a strip channel 2 opened on the upper surface of the feeding shell and is fixedly installed with a mounting plate, a cylinder is fixedly installed on the side of the mounting plate, a retaining seat is fixedly installed on the end of the piston rod of the cylinder, a plurality of support rods are fixedly installed inside the feeding shell, and the threaded plates are slidably installed on the outer surfaces of the plurality of support rods.

[0023] By adopting the above scheme, motor 2 is used to drive the bidirectional screw to rotate, thereby driving the threaded plate to move, and thus driving the mounting plate to move through the connecting block, so that the clamping seats on the left and right mounting plates are close to each other. The clamping seats can be driven to move through the setting of the cylinder, so that the four clamping seats are moved and clamped at the four corners of the mobile phone case.

[0024] As a preferred implementation, a limiting rod is fixedly mounted on a side surface of the positioning seat, a limiting sleeve is fixedly mounted on a side surface of the mounting plate, and the limiting rod is slidably mounted on the limiting sleeve.

[0025] By adopting the above solution, the limiting rod and the limiting sleeve are used together to achieve the motion support effect of the blocking seat, prevent the blocking seat from shaking when it moves under the drive of the cylinder, and improve the motion stability.

[0026] Compared with the prior art, the present invention has the following beneficial effects: The mobile phone shell knurling device is used by setting a material box to cooperate with a pusher and a feeder. A plurality of mobile phone shells are stacked vertically in the material box. The pusher can withdraw the mobile phone shell at the bottom position to the feeder. The feeder is used to feed the mobile phone shell. The four corners of the mobile phone shell are fixed and clamped in cooperation with the clamping seat on the feeder, so that the mobile phone shell will not be offset or misaligned during the knurling process, and high-precision knurling of the mobile phone shell can be ensured, and loading and unloading operations are convenient. The knurling device of the mobile phone shell is provided with an adjuster, and the setting of the adjuster realizes the upward and downward sliding adjustment position of the material box, so that it can be adaptively adjusted according to the thickness specifications of the mobile phone shell, so that it can be ensured that the pusher can only push one mobile phone shell at the lowest position at a time when pushing the material; The knurling device of the mobile phone shell is provided with a limiter, and the setting of the limiter can limit and clamp the mobile phone shell in the material box to prevent the problem of the mobile phone shell being stuck and affecting the falling due to disorder in the vertical stacking; The knurling device of the mobile phone case can realize intermittent loading and unloading operations and achieve efficient operation by arranging two material boxes for use with a feeder. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 It is a schematic diagram of the structure of the material box, the regulator and the limiter of the present invention; Figure 3 It is a schematic diagram of the structure of the material box of the present invention; Figure 4 It is a schematic diagram of the structure of the limiter of the present invention; Figure 5 It is a structural schematic diagram of the regulator of the present invention; Figure 6It is a structural schematic diagram of the pusher of the present invention; Figure 7 It is a structural schematic diagram of the feeder of the present invention; Figure 8 It is a structural schematic diagram of the cross section of the feeding seat of the present invention; Fig. 9 It is a structural schematic diagram of the feeding shell of the present invention; Fig.10 It is a structural schematic diagram of the feeding shell of the present invention from another angle; Fig.11 It is a structural schematic diagram of the feed shell section of the present invention; Fig.12 It is a structural schematic diagram of the mounting plate and the clamping seat of the present invention.

[0028] In the figure: 1. knurling machine body; 2. base; 3. knurling machine; 4. material box; 5. fixed guide plate; 6. regulator; 7. limiter; 8. pusher; 9. feeder; 10. fixing screw; 11. fixing nut; 12. fixed guide rod; 13. sliding plate; 14. spring 1; 15. handle; 16. locking rod; 17. rotating frame; 18. articulated arm; 19. sliding frame; 20. sliding column; 21. limiter plate; 22. spring 2; 23. roller; 24. motor; 25. disc ; 26. Roller; 27. Sliding frame; 28. Pushing frame; 29. ​​Pushing guide sleeve; 30. Loading plate; 31. Limiting ring; 32. Feeding seat; 33. Feeding shell; 34. Rotating shaft; 35. Motor 1; 36. Feeding roller; 37. Feeding belt; 38. Connecting plate; 39. Trapezoidal bar; 40. Bidirectional screw; 41. Motor 2; 42. Threaded plate; 43. Connecting block; 44. Support rod; 45. Mounting plate; 46. Cylinder; 47. Positioning seat; 48. Limiting sleeve; 49. Limiting rod. DETAILED DESCRIPTION

[0029] See also Figure 1-12 The present invention provides a knurling device for a mobile phone case, comprising a knurling machine body 1, wherein the knurling machine body 1 comprises a base 2 and a knurler 3 arranged on the base 2; Two material boxes 4 are movably arranged on the front and rear sides of the upper surface of the base 2; The adjuster 6 is provided on the material box 4 and is used to adjust the height position of the material box 4; The limiter 7 is arranged on the material box 4 and is used to limit and clamp the mobile phone shell according to the width specification of the mobile phone shell; Two pushers 8 are respectively arranged at the front and rear ends of the base 2 to push the mobile phone shell dropped from the material box 4; The feeder 9 is arranged on the base 2 and located between the two pushers 8, and is used for receiving the mobile phone shells pushed by the pushers 8 and conveying the mobile phone shells to the bottom of the knurling device 3 for knurling.

[0030] The mobile phone shells in the material box 4 can be stacked vertically by setting a material box 4 in cooperation with a pusher 8 and a feeder 9, and the pusher 8 can retract the mobile phone shells at the lowest position onto the feeder 9, and the feeder 9 is used to feed the mobile phone shells, and the four corners of the mobile phone shells are fixed and clamped in cooperation with the clamping seat 47 on the feeder 9, so as to ensure that the mobile phone shells will not be offset or misaligned during the knurling process, and the high-precision knurling of the mobile phone shells can be ensured, and the loading and unloading operations are convenient. By setting the adjuster 6, the adjustment of the adjuster 6 can realize the upward and downward sliding adjustment position of the material box 4, so that it can be adaptively adjusted according to the thickness specifications of the mobile phone shells, so that it can be ensured that the pusher 8 can only push one mobile phone shell at the lowest position at a time when pushing the material, and by setting the limiter 7, the setting of the limiter 7 can limit and clamp the mobile phone shells in the material box 4, so as to prevent the problem of confusion in the vertical stacking of the mobile phone shells and the jamming that affects the falling, and by setting two material boxes 4 in cooperation with the feeder 9, intermittent loading and unloading operations can be realized, and efficient operation can be achieved.

[0031] A plurality of fixed guide plates 5 are fixedly mounted on the upper surface of the base 2, and the material box 4 is slidably mounted on the outer surfaces of the plurality of fixed guide plates 5 at the same side position. The fixed guide plates 5 can support the material box 4, so that the material box 4 can slide up and down to adjust the height position stably and is not prone to shaking.

[0032] The adjuster 6 includes a plurality of fixed guide rods 12 fixedly mounted on the side of the material box 4, a sliding plate 13 slidably mounted on the outer surface of the plurality of fixed guide rods 12, a handle 15 mounted on the side of the sliding plate 13, and a locking rod 16 mounted at the two end positions of the sliding plate 13. The locking rod 16 slides through the material box 4 and cooperates with a plurality of locking grooves opened on the side of the fixed guide plate 5. The outer surface of the fixed guide rod 12 is sleeved with a spring 14, and the two ends of the spring 14 are respectively fixedly connected to the end of the fixed guide rod 12 and the side of the operating plate. The fixed guide rod 12 can be used to guide the sliding process of the sliding plate 13, so that the sliding plate 13 drives the locking rod 16 to move smoothly and without misalignment, thereby ensuring that the locking rod 16 can be stably inserted into or out of the locking groove. By setting the spring 14, the spring 14 is deformed when the locking rod 16 is out of the locking groove. Therefore, the elastic force of the spring 14 can be used to drive the locking rod 16 to quickly reset and insert it into the locking groove, thereby improving the locking operation.

[0033] The limiter 7 includes a rotating frame 17 rotatably mounted on the side of the material box 4, two hinged arms 18 intersectingly mounted at the two end positions of the rotating frame 17, a sliding frame 19 hingedly mounted at the end of the hinged arm 18, a plurality of sliding rods mounted at the end of the sliding frame 19, and a limiting plate 21 mounted at the other end of the sliding rod. The sliding rod slides through the material box 4, the two limiting plates 21 are both located inside the material box 4, and a plurality of rollers 23 are rotatably mounted on the opposite surfaces of the two limiting plates 21. A fixing screw 10 is fixedly mounted on the side of the material box 4, an arcuate channel concentric with the rotation axis of the rotating frame 17 is opened on the rotating frame 17, the fixing screw 10 passes through the arcuate channel and is threadedly mounted with a fixing nut 11, the fixing nut 11 is fitted on the side of the rotating frame 17, and a spring 22 is sleeved on the outside of the sliding rod, and both ends of the spring 22 The sliding frame 19 and the material box 4 are fixedly connected respectively, and the synchronous relative movement of the sliding frames 19 on both sides can be achieved by the rotation of the rotating frame 17 and the hinged action of the hinged arm 18, and then the relative movement of the limit plates 21 on both sides is achieved through the sliding column 20, and the position of the rotating frame 17 is squeezed and locked by the fixing screw 10 and the fixing nut 11. The structure is simple and the operation is convenient. The two limit plates 21 are relatively fitted on the side of the mobile phone case to prevent the stacked mobile phone cases from being misaligned and stuck. The setting of the roller 23 can ensure that the mobile phone case can slide up and down stably, and the elasticity of the spring 22 can further avoid sticking, which can have a locking effect. The two limit plates 21 are relatively close to each other to realize the clamping of the mobile phone case. The spring 22 will be deformed. Therefore, after the rotating frame 17 is unlocked, the elastic force of the spring 22 can be used to quickly drive the limit plate 21 to move and reset, thereby improving the convenience of use.

[0034] The pusher 8 includes a motor 24 fixedly mounted on the side of the base 2, a disc 25 mounted on the end of the output shaft of the motor 24, a roller 26 rotatably mounted on the surface of the disc 25, a sliding frame 27 slidably fitted on the outer surface of the roller 26, and a pushing frame 28 mounted on the side of the sliding frame 27, a bearing plate 30 is fixedly mounted on the upper surface of the pushing frame 28, a pushing guide sleeve 29 is slidably mounted on the outer surface of the pushing frame 28, and the pushing guide sleeve 29 is fixedly mounted on the upper surface of the base 2, and the outer surfaces of both ends of the roller 26 are fixedly mounted with limit rings 31, and the two limit rings 31 are respectively arranged on the upper and lower sides of the sliding frame 27, and the motor 24 is used to drive the disc 25 to rotate, and the disc 25 drives the roller 26 to rotate, and the roller 26 is used to roll in the sliding frame 27 to drive the sliding frame 27 to drive the pushing frame 28 to move, and then the pushing frame 28 is used to push the mobile phone case at the bottom to realize the feeding and pushing of the mobile phone case, and the supporting plate 30 is used to move synchronously with the pushing frame 28 to ensure that only one mobile phone case at the bottom position can be pushed at a time. The setting of the limit ring 31 can play a supporting effect, so that the roller 26 is not easy to shake when cooperating with the sliding frame 27.

[0035] The feeder 9 includes a feeding seat 32 and two feeding shells 33. The upper surface of the base 2 is provided with a mounting groove, and the feeding seat 32 is installed on the inner wall of the mounting groove. The two feeding shells 33 are movably arranged on the surface of the feeding seat 32. The surface of the feeding shell 33 is flush with the surface of the base 2. The feeding shell 33 is used in conjunction with the feeding seat 32. The feeding shell 33 carries the mobile phone case and moves on the surface of the feeding seat 32 to achieve the conveying and feeding effect of the mobile phone case.

[0036] Two rotating shafts 34 are rotatably installed on the inner wall of the feeding seat 32, and a motor 35 is fixedly installed inside the feeding seat 32. The output shaft of the motor 35 is fixedly connected to the rotating shaft 34 at the same side position, and a feeding roller 36 is fixedly installed on the outer surface of the rotating shaft 34. A feeding belt 37 is transmission-connected between the two feeding rollers 36, and two connecting plates 38 are fixedly installed on the surface of the feeding belt 37. The connecting plate 38 is fixedly installed on the lower surface of the feeding shell 33 at the same side position. A strip channel 1 for the movement of the connecting plate 38 is opened on the upper surface of the feeding seat 32. The motor 35 is used to drive the rotating shaft 34 to rotate, and the rotating shaft 34 drives the feeding roller 36 to rotate, thereby driving the feeding belt 37 to move, and then driving the connecting plate 38 to drive the feeding shell 33 to move, so as to realize the feeding of the mobile phone case on the feeding seat 32.

[0037] A plurality of trapezoidal grooves are provided on the upper surface of the feeding seat 32, and a plurality of trapezoidal bars 39 are fixedly installed on the lower surface of the feeding shell 33. The trapezoidal bars 39 are slidably installed on the inner walls of the trapezoidal grooves at corresponding positions. The trapezoidal bars 39 slide in the trapezoidal grooves, which can provide support for the movement of the feeding seat 32, improve stability and prevent shaking.

[0038] A second motor 41 is fixedly mounted on the inner wall of the feed shell 33, a bidirectional screw 40 is rotatably mounted on the inner wall of the feed shell 33, an output shaft of the second motor 41 is fixedly connected to the bidirectional screw 40, threaded plates 42 are threadedly mounted on the threaded outer surfaces of both ends of the bidirectional screw 40, a connecting block 43 is fixedly mounted on the surface of the threaded plate 42, the connecting block 43 extends out of the feed shell 33 through the second strip channel opened on the upper surface of the feed shell 33 and is fixedly mounted with a mounting plate 45, a cylinder 46 is fixedly mounted on the side of the mounting plate 45, and the cylinder 46 A retaining seat 47 is fixedly installed at the end of the piston rod, and a plurality of support rods 44 are fixedly installed inside the feeding shell 33. The threaded plate 42 is slidably installed on the outer surfaces of the plurality of support rods 44. The motor 2 41 is used to drive the bidirectional screw 40 to rotate, thereby driving the threaded plate 42 to move, thereby driving the mounting plate 45 to move through the connecting block 43, so that the retaining seats 47 on the left and right mounting plates 45 are close to each other, and the retaining seats 47 can be driven to move by the setting of the cylinder 46, so that the four retaining seats 47 are moved and clamped at the four corners of the mobile phone case.

[0039] A limiting rod 49 is fixedly installed on the side of the locking seat 47, and a limiting sleeve 48 is fixedly installed on the side of the mounting plate 45. The limiting rod 49 is slidably installed on the limiting sleeve 48. The limiting rod 49 and the limiting sleeve 48 are used together to achieve the movement support effect of the locking seat 47, prevent the locking seat 47 from shaking when it moves under the drive of the cylinder 46, and improve the movement stability.

[0040] When in use, put the mobile phone case into the material box 4, adjust the height position of the material box 4 according to the width of the mobile phone case, pull the handle 15 during adjustment, the handle 15 drives the sliding frame 19 to move, and the sliding frame 19 drives the locking rod 16 to move, so that the locking rod 16 is disengaged from the locking groove and the spring 14 is deformed at this time, and the material box 4 is supported and moved up and down, and the handle 15 is released after the distance between the lower surface of the material box 4 and the base 2 is greater than the width of one mobile phone case and less than the width of two mobile phone cases, and the elasticity of the spring 14 is used to drive the locking rod 16 to reset and insert it into the locking groove to realize the position of the material box 4 The mobile phone shells are stacked and clamped by the limiting plates 21, and the fixing nut 11 is then screwed on to fix and lock the rotating frame 17. The fixing nut 11 is then screwed off to unlock the rotating frame 17. The rotating frame 17 is then rotated to rotate. The sliding frames 19 on both sides are driven to be relatively close to each other by the hinged action of the hinged arms 18. The limiting plates 21 on both sides are then driven to be relatively close to each other by the sliding columns 20. The limiting plates 21 are in contact with the collected shells through the rollers 23 to achieve the stacking and clamping of the mobile phone shells. The fixing nut 11 is then screwed on to achieve the fixed locking of the rotating frame 17. The motor 24 on one side is then started to drive the limiting plates 21 to be relatively close to each other. The disc 25 is rotated, thereby driving the roller 26 to rotate, and the roller 26 is used to slide in the sliding frame 27 to realize the movement of the pushing frame 28, so that the mobile phone case at the bottom can be pushed to the upper surface of the feeding shell 33. After the mobile phone case moves to the feeding shell 33, the motor 2 41 is started, and the motor 2 41 drives the bidirectional screw 40 to rotate, thereby driving the threaded plate 42 to drive the connecting block 43 to move, and the connecting block 43 drives the mounting plate 45 to move, thereby driving the left and right side clamping seats 47 to move relatively close, and then the cylinder 46 is started, thereby driving the four clamping seats 47 to move and clamp on the mobile phone case. After the four corners of the casing are clamped, motor 2 41 and cylinder 46 stop, and then motor 1 35 drives the rotating shaft 34 to drive the feeding roller 36 to rotate, and the feeding roller 36 drives the feeding belt 37 to move, and then drives the feeding seat 32 to move through the connecting plate 38, so as to feed and transport the fixed mobile phone shell, and after transporting it to the bottom of the knurling device 3, the knurling device 3 is started to perform knurling operation. At this time, the other feeding seat 32 contacts the other side of the base 2, and the motor 24 on the other side is started to push the mobile phone shell on the other side, thereby realizing intermittent feeding and knurling of the mobile phone shell twice.

Claims

1. A knurling device for a mobile phone case, characterized in that: The knurling machine comprises a knurling machine body (1), wherein the knurling machine body (1) comprises a base (2) and a knurling device (3) arranged on the base (2); Two material boxes (4) are movably arranged on the front and rear sides of the upper surface of the base (2); An adjuster (6), arranged on the material box (4), and used for adjusting the height position of the material box (4); A limiter (7) is arranged on the material box (4) and is used to limit and clamp the mobile phone shell according to the width specification of the mobile phone shell; Two pushers (8) are respectively arranged at the front and rear ends of the base (2) and are used to push the mobile phone shell dropped from the material box (4); The feeder (9) is arranged on the base (2) and is located between the two pushers (8), and is used to receive the mobile phone shell pushed by the pushers (8) and transport the mobile phone shell to the bottom of the knurling device (3) for knurling.

2. The knurling device for a mobile phone case according to claim 1, characterized in that: A plurality of fixed guide plates (5) are fixedly mounted on the upper surface of the base (2), and the material box (4) is slidably mounted on the outer surfaces of the plurality of fixed guide plates (5) at the same side.

3. The knurling device for a mobile phone case according to claim 1, characterized in that: The regulator (6) comprises a plurality of fixed guide rods (12) fixedly mounted on the side of the material box (4), a sliding plate (13) slidably mounted on the outer surface of the plurality of fixed guide rods (12), a handle (15) mounted on the side of the sliding plate (13), and a locking rod (16) mounted at both ends of the sliding plate (13), wherein the locking rod (16) slides through the material box (4) and cooperates with a plurality of locking grooves provided on the side of the fixed guide plate (5), and a spring (14) is sleeved on the outer surface of the fixed guide rod (12), and the two ends of the spring (14) are respectively fixedly connected to the end of the fixed guide rod (12) and the side of the operating plate.

4. The knurling device for a mobile phone case according to claim 1, characterized in that: The limiter (7) comprises a rotating frame (17) rotatably mounted on the side of the material box (4), two hinged arms (18) intersectingly mounted at two ends of the rotating frame (17), a sliding frame (19) hingedly mounted at the ends of the hinged arms (18), a plurality of sliding rods mounted at the ends of the sliding frame (19), and a limit plate (21) mounted at the other end of the sliding rod, wherein the sliding rod slides through the material box (4), the two limit plates (21) are both located inside the material box (4), and the opposite surfaces of the two limit plates (21) are rotatably mounted. There are a plurality of rotating rollers (23), a fixing screw (10) is fixedly installed on the side of the material box (4), an arc-shaped channel concentric with the rotating axis of the rotating frame (17) is opened on the rotating frame (17), the fixing screw (10) passes through the arc-shaped channel and is threadedly installed with a fixing nut (11), the fixing nut (11) is arranged in a close fit on the side of the rotating frame (17), and a spring 2 (22) is sleeved on the outside of the sliding rod, and the two ends of the spring 2 (22) are respectively fixedly connected to the sliding frame (19) and the material box (4).

5. The knurling device for a mobile phone case according to claim 1, characterized in that: The pusher (8) comprises a motor (24) fixedly mounted on the side of the base (2), a disc (25) mounted on the end of the output shaft of the motor (24), a roller (26) rotatably mounted on the surface of the disc (25), a sliding frame (27) slidably fitted on the outer surface of the roller (26), and a pushing frame (28) mounted on the side of the sliding frame (27), a bearing plate (30) fixedly mounted on the upper surface of the pushing frame (28), a pushing guide sleeve (29) slidably mounted on the outer surface of the pushing frame (28), the pushing guide sleeve (29) fixedly mounted on the upper surface of the base (2), and limit rings (31) fixedly mounted on the outer surfaces of both ends of the roller (26), and the two limit rings (31) are respectively arranged on the upper and lower sides of the sliding frame (27).

6. The knurling device for a mobile phone case according to claim 1, characterized in that: The feeder (9) comprises a feed seat (32) and two feed shells (33); a mounting groove is provided on the upper surface of the base (2); the feed seat (32) is mounted on the inner wall of the mounting groove; the two feed shells (33) are movably arranged on the surface of the feed seat (32); and the surface of the feed shell (33) is flush with the surface of the base (2).

7. The knurling device for a mobile phone case according to claim 6, characterized in that: Two rotating shafts (34) are rotatably mounted on the inner wall of the feeding seat (32); a motor (35) is fixedly mounted inside the feeding seat (32); the output shaft of the motor (35) is fixedly connected to the rotating shaft (34) at the same side; a feeding roller (36) is fixedly mounted on the outer surface of the rotating shaft (34); a feeding belt (37) is transmission-connected between the two feeding rollers (36); two connecting plates (38) are fixedly mounted on the surface of the feeding belt (37); the connecting plates (38) are fixedly mounted on the lower surface of the feeding shell (33) at the same side; and a strip channel (1) is provided on the upper surface of the feeding seat (32) for the connecting plates (38) to move.

8. The knurling device for a mobile phone case according to claim 7, characterized in that: The upper surface of the feeding seat (32) is provided with a plurality of trapezoidal grooves, and the lower surface of the feeding shell (33) is fixedly mounted with a plurality of trapezoidal bars (39), the trapezoidal bars (39) being slidably mounted on the inner walls of the trapezoidal grooves at corresponding positions.

9. The knurling device for a mobile phone case according to claim 6, characterized in that: A second motor (41) is fixedly mounted on the inner wall of the feeding shell (33); a bidirectional screw (40) is rotatably mounted on the inner wall of the feeding shell (33); an output shaft of the second motor (41) is fixedly connected to the bidirectional screw (40); threaded plates (42) are threadedly mounted on the threaded outer surfaces of both ends of the bidirectional screw (40); a connecting block (43) is fixedly mounted on the surface of the threaded plate (42); the connecting block (43) extends out of the feeding shell (33) through a second strip-shaped channel opened on the upper surface of the feeding shell (33) and is fixedly mounted with a mounting plate (45); a cylinder (46) is fixedly mounted on the side of the mounting plate (45); a piston rod end of the cylinder (46) is fixedly mounted with a retaining seat (47); a plurality of support rods (44) are fixedly mounted inside the feeding shell (33); and the threaded plates (42) are slidably mounted on the outer surfaces of the plurality of support rods (44).

10. The knurling device for a mobile phone case according to claim 9, characterized in that: A limiting rod (49) is fixedly mounted on the side of the locking seat (47), a limiting sleeve (48) is fixedly mounted on the side of the mounting plate (45), and the limiting rod (49) is slidably mounted on the limiting sleeve (48).

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