A leather rolling device

Abstract

The present invention discloses a winding device for leather rubbing, which relates to the technical field of leather processing, and comprises a workbench, a conveying mechanism, a winding mechanism and a lifting mechanism, wherein the conveying mechanism, the winding mechanism and the lifting mechanism are all arranged on the workbench, and the lifting mechanism is used to drive the winding roller to descend; the present invention can automatically convey the winding roller through the conveying mechanism, and can move the winding roller to the position of a fixing component so as to fix the winding roller; the present invention can automatically switch the position of the winding roller by arranging a conversion component so as to quickly replace the winding roller and improve work efficiency; the present invention can automatically support and fix the winding roller by arranging a fixing mechanism, and can adjust the position of the winding roller so as to roll up the leather.

Description

Technical Field

[0001] The invention relates to the technical field of leather processing, in particular to a leather grain rolling device. Background Art

[0002] In the leather production process, a graining machine is required to rub the leather, which is a mechanical method to improve the softness of the product and make the surface of the base fabric slightly wrinkled. At present, in the graining process, unwinding machines, cloth guide tables, cloth rubbing devices, winders and other equipment are required. However, the existing winders are manually replaced when changing the cloth roll, which is not only labor-intensive, but also takes a long time to replace, affecting production efficiency.

[0003] A Chinese invention patent with announcement number CN113184584B discloses an artificial leather rubbing and rolling device, including a rolling mechanism, a material placement mechanism is provided on one side of the rolling mechanism, a transfer rubbing mechanism is provided between the rolling mechanism and the material placement mechanism, the rolling mechanism includes a winding frame, a mirror-arranged winding disk is provided between the winding frames, an axially arrayed winding rod is provided on the winding disk, and an array-distributed first connecting rod is also provided between the winding disks.

[0004] Although this patent can automatically roll up the leather, it cannot automatically replace the fabric roll, nor can it fix fabric rolls of different diameters, nor can it adjust the fabric roll to the center position. Summary of the invention

[0005] In view of the above technical problems, the technical solution adopted by the present invention is: a leather rubbing winding device, comprising a workbench, a conveying mechanism, a winding mechanism and a lifting mechanism, wherein the conveying mechanism, the winding mechanism and the lifting mechanism are all arranged on the workbench, and the lifting mechanism is used to drive the winding roller to descend; the winding mechanism comprises a fixed plate, a turntable, an L-shaped frame, a conversion component, a control component and a fixed component, wherein two fixed plates are symmetrically arranged, each fixed plate is provided with a conversion component, an L-shaped frame is also fixedly installed on the fixed plate, and a turntable is also rotatably installed on the fixed plate, and the turntable is Three groups of fixed components are arranged on the disk; the fixed components include a small gear ring, a fixed circular tube, a driving table, a support rod, a driving unit and a clamping unit; the small gear ring and the fixed circular tube are fixedly installed; the fixed circular tube is provided with a driving unit; a plurality of support rods are also arranged on the circumference of the fixed circular tube; the driving unit is used to move the driving table; the driving table and the support rod are in contact and cooperate; the driving table is used to drive the support rod to move along the radial direction of the fixed circular tube; a clamping unit is also arranged on the circumference of the fixed circular tube; the clamping unit is used to clamp the winding roller.

[0006] Furthermore, the driving unit includes a contact rod, a limit plate, a driving spring and a driving rod, the limit plate is fixedly mounted on a fixed circular tube, the contact rod is slidably mounted on the limit plate, the contact rod is sleeved with a driving spring, a sliding plate is fixedly mounted on the end of the contact rod, the sliding plate and the driving rod are fixedly mounted, and a plurality of driving round tables are fixedly mounted on the driving rod.

[0007] Furthermore, the clamping unit includes a clamping plate, a clamping spring, a clamping rod and a clamping limit plate. The clamping plate is slidably installed on the fixed round tube. The clamping plate is fixedly installed with a clamping rod, the clamping spring is sleeved on the clamping rod, and the clamping rod is slidably installed on the clamping limit plate.

[0008] Furthermore, the conversion assembly includes a conversion gear and a conversion ring gear, the conversion ring gear is fixedly mounted on the turntable, and the conversion ring gear is meshed with the conversion gear.

[0009] Furthermore, the control assembly includes a propulsion unit, a retracting unit and a rotating unit. The propulsion unit and the retracting unit are both arranged on an L-shaped frame, and the propulsion unit and the retracting unit are both provided with a rotating unit.

[0010] Furthermore, the propulsion unit includes a screw 1, a round rod 1, a screw 2, a push plate 1 and a push plate 2, wherein the push plate 2 is slidably installed on the round rod 1, and the push plate 2 and the screw 1 are threadedly installed, and the push plate 1 is slidably installed on the round rod 1, and the push plate 1 and the screw 2 are threadedly installed.

[0011] Furthermore, the retraction unit includes a third screw, a second round rod, a retraction frame, and a slide. The slide is slidably installed on the second round rod. The slide and the third screw are threadedly installed. The retraction frame is fixedly installed on the slide.

[0012] Furthermore, the conveying mechanism includes a bracket, a connecting rod, a feeding plate and a feeding seat, two of the brackets are symmetrically arranged, a plurality of feeding seats are arranged on the feeding plate, connecting rods are arranged on both sides of the feeding plate, and two connecting rods are arranged on one side of the feeding plate. The two connecting rods are driven by a synchronous belt so that the two connecting rods move synchronously, and the connecting rod and the feeding plate are rotatably installed.

[0013] Compared with the prior art, the present invention has the following advantages: (1) the present invention can automatically transport the winding roller through the conveying mechanism, and can move the winding roller to the position of the fixing component so as to fix the winding roller; (2) the present invention can automatically switch the position of the winding roller by setting a conversion component, so as to quickly replace the winding roller and improve work efficiency; (3) the present invention can automatically support and fix the winding roller by setting a fixing mechanism, and can adjust the position of the winding roller so as to roll up the leather. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0015] Figure 2 It is a schematic diagram of the structure of the conveying mechanism of the present invention.

[0016] Figure 3 It is a schematic diagram of the local structure of the conveying mechanism of the present invention.

[0017] Figure 4 It is a structural schematic diagram of the winding mechanism of the present invention.

[0018] Figure 5 It is a schematic diagram of the local structure of the winding mechanism of the present invention.

[0019] Figure 6 for Figure 5 A partial enlarged view of point A in the middle.

[0020] Figure 7 It is a schematic diagram of the structure of the fixing component of the present invention.

[0021] Figure 8 It is a schematic diagram of the internal structure of the fixing component of the present invention.

[0022] Fig. 9 It is a schematic diagram of the lifting mechanism structure of the present invention.

[0023] Figure numbers: 1-workbench; 201-transmission bracket; 202-bracket; 203-fixed bracket; 204-side plate; 205-transmission motor; 206-pulley; 207-synchronous belt; 208-connecting rod; 209-feeding plate; 210-feeding seat; 211-winding roller; 301-fixed plate; 302-turntable; 303-conversion motor; 304-conversion gear; 305-conversion gear ring; 306-L-shaped frame; 307-screw motor one; 308-screw motor two; 309-retracting motor; 310-screw one; 311-round rod one; 312-screw two; 313-push plate one; 314-push plate two; 315-rotation motor; 3 16-rotating gear; 317-screw three; 318-retracting frame; 319-round rod two; 320-small gear ring; 321-fixed round tube; 322-contact rod; 323-limiting plate; 324-driving spring; 325-sliding plate; 326-driving rod; 327-driving round table; 328-clamping plate; 329-clamping spring; 330-clamping rod; 331-clamping limiting plate; 332-support rod; 333-support spring; 334-slide; 401-bottom plate; 402-lifting motor; 403-lifting gear one; 404-lifting gear two; 405-lifting screw; 406-lifting slider; 407-lifting slot; 408-lifting rod. DETAILED DESCRIPTION

[0024] The technical solution of the present invention is further described below with reference to the accompanying drawings and through specific implementation methods.

[0025] Example: Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 , Fig. 9 The leather rubbing winding device shown comprises a workbench 1, a conveying mechanism, a winding mechanism and a lifting mechanism. The conveying mechanism, the winding mechanism and the lifting mechanism are all fixedly mounted on the workbench 1, and the lifting mechanism is used to drive the winding roller 211 to descend.

[0026] The conveying mechanism includes a conveying bracket 201, a bracket 202, a fixing bracket 203, a side plate 204, a conveying motor 205, a pulley 206, a synchronous belt 207, a connecting rod 208, a feeding plate 209 and a feeding seat 210. Two brackets 202 are symmetrically arranged. The bracket 202 and the conveying bracket 201 are fixedly installed. The conveying bracket 201 is fixedly installed on the workbench 1. Three feeding seats 210 are arranged on the feeding plate 209. Connecting rods 208 are arranged on both sides of the feeding plate 209. A single side of the feeding plate 209 is provided with There are two connecting rods 208, and pulleys 206 are fixedly installed on the two connecting rods 208. The two pulleys 206 are driven by a synchronous belt 207 to make the two connecting rods 208 rotate synchronously. The connecting rods 208 and the feeding plate 209 are rotatably installed. The connecting rods 208 are rotatably installed on the fixed frame 203, and the fixed frame 203 is fixedly installed on the workbench 1. The side plate 204 is fixedly installed on the fixed frame 203, and the conveying motor 205 is fixedly installed on the side plate 204. The output shaft of the conveying motor 205 and the pulley 206 are fixedly installed.

[0027] The winding mechanism includes a fixed plate 301, a turntable 302, an L-shaped frame 306, a conversion component, a control component and a fixed component. Two fixed plates 301 are symmetrically arranged, and each fixed plate 301 is provided with a conversion component. The fixed plate 301 is also fixedly installed with an L-shaped frame 306. The fixed plate 301 is also rotatably installed with a turntable 302. Three groups of fixed components are arranged on the turntable 302. Rubber rings are arranged at the contact position between the turntable 302 and the fixed components to prevent the fixed components from rotating. The fixed components on the two turntables 302 are symmetrically arranged.

[0028] The conversion assembly includes a conversion motor 303, a conversion gear 304 and a conversion ring gear 305. The conversion motor 303 is fixedly mounted on the fixed plate 301. The output shaft of the conversion motor 303 and the conversion gear 304 are fixedly mounted. The conversion ring gear 305 is fixedly mounted on the turntable 302. The conversion ring gear 305 and the conversion gear 304 are meshed and mounted.

[0029] The control component includes a propulsion unit, a retracting unit and a rotating unit. The propulsion unit and the retracting unit are both arranged on the L-shaped frame 306. The propulsion unit and the retracting unit are both provided with a rotating unit, and the rotating unit is used to rotate the fixed component.

[0030] The propulsion unit includes a screw motor 1 307, a screw motor 2 308, a screw 1 310, a round rod 1 311, a screw 2 312, a push plate 1 313 and a push plate 2 314. The two ends of the round rod 1 311 are fixedly mounted on the L-shaped frame 306, the two ends of the screw 1 310 are rotatably mounted on the L-shaped frame 306, the two ends of the screw 2 312 are rotatably mounted on the L-shaped frame 306, the screw motor 1 307 and the screw motor 2 308 are both fixedly mounted on the L-shaped frame 306, and the output shaft of the screw motor 1 307 and the screw One 310 is fixedly installed, the output shaft of the screw motor 2 308 and the screw 2 312 are fixedly installed, the push plate 2 314 is slidably installed on the round rod 1 311, the push plate 2 314 and the screw 1 310 are threadedly installed, and a rotating unit is fixedly installed on the push plate 2 314, the push plate 1 313 is slidably installed on the round rod 1 311, the push plate 1 313 and the screw 2 312 are threadedly installed, and a rotating unit is fixedly installed on the push plate 1 313, and two ends of the screw 1 310 and the screw 2 312 are provided with two sections of threads in opposite directions.

[0031] The retracting unit includes a retracting motor 309, a lead screw 317, a round rod 2 319, a retracting frame 318 and a slide 334. The retracting motor 309 is fixedly mounted on the L-shaped frame 306. The output shaft of the retracting motor 309 and the lead screw 3 317 are fixedly mounted. The lead screw 3 317 is rotatably mounted on the L-shaped frame 306. Both ends of the round rod 2 319 are fixedly mounted on the L-shaped frame 306. The slide 334 is slidably mounted on the round rod 2 319. The slide 334 and the lead screw 3 317 are threadedly mounted. Two sections of threads in opposite directions are arranged at both ends of the lead screw 317. The retracting frame 318 is fixedly mounted on the slide 334.

[0032] The rotating unit includes a rotating motor 315 and a rotating gear 316 . The output shaft of the rotating motor 315 and the rotating gear 316 are fixedly installed. The rotating gear 316 and the small gear ring 320 are meshed and installed.

[0033] The fixed assembly includes a small gear ring 320, a fixed circular tube 321, a driving truncated table 327, a support rod 332, a support spring 333, a driving unit and a clamping unit. The small gear ring 320 and the fixed circular tube 321 are fixedly installed, the fixed circular tube 321 is rotatably installed on the turntable 302, the fixed circular tube 321 is provided with a driving unit, three groups of support rods 332 are provided in the length direction of the fixed circular tube 321, each group of support rods 332 is provided with three support rods 332, and the three support rods 332 are evenly arranged on the circumference of the fixed circular tube 321, and the support rods 332 are sleeved with support springs 333. 33. The first end of the support spring 333 is fixedly mounted on the support rod 332, and the second end of the support spring 333 is fixedly mounted on the fixed circular tube 321. The support rod 332 is slidably mounted on the fixed circular tube 321. Three sliding grooves are also provided on the fixed circular tube 321. The driving unit is used to move the driving table 327. The driving table 327 and the support rod 332 are in contact and cooperate. The driving table 327 is used to drive the support rod 332 to move radially along the fixed circular tube 321. A clamping unit is also provided on the circumference of the fixed circular tube 321. The clamping unit is used to clamp the winding roller 211.

[0034] The driving unit includes a contact rod 322, a limit plate 323, a driving spring 324, a sliding plate 325 and a driving rod 326. The limit plate 323 is fixedly mounted on the fixed circular tube 321. The contact rod 322 is slidably mounted on the limit plate 323. The driving spring 324 is sleeved on the contact rod 322. The sliding plate 325 is fixedly mounted on the end of the contact rod 322. The sliding plate 325 and the driving rod 326 are fixedly mounted. Three driving round tables 327 are fixedly mounted on the driving rod 326.

[0035] The clamping unit includes a clamping plate 328, a clamping spring 329, a clamping rod 330, and a clamping limit plate 331. The clamping plate 328 is slidably installed on the slide groove of the fixed circular tube 321, the clamping rod 330 is fixedly installed on the clamping plate 328, the clamping spring 329 is sleeved on the clamping rod 330, the first end of the clamping spring 329 is fixedly installed on the clamping limit plate 331, the second end of the clamping spring 329 is fixedly installed on the clamping plate 328, the clamping rod 330 is slidably installed on the clamping limit plate 331, and the clamping limit plate 331 is fixedly installed on the fixed circular tube 321.

[0036] The lifting mechanism includes a base plate 401, a lifting motor 402, a lifting gear 1 403, a lifting gear 2 404, a lifting screw 405, a lifting slider 406, a lifting slot 407, and a lifting rod 408. The base plate 401 and the lifting rod 408 are fixedly installed, the lifting rod 408 is fixedly installed on the workbench 1, the first end of the lifting screw 405 is rotatably installed on the workbench 1, the second end of the lifting screw 405 is rotatably installed on the base plate 401, and lifting sliders 406 are fixedly installed on both sides of the lifting slot 407, one of the lifting sliders 406 is threadedly installed on the lifting screw 405, and the other lifting slider 406 is slidably installed on the lifting rod 408, the lifting screw 405 is meshed with the lifting gear 2 404, the lifting gear 2 404 is meshed with the lifting gear 1 403, the lifting gear 1 403 and the output shaft of the lifting motor 402 are fixedly installed, and the lifting motor 402 is fixedly installed on the base plate 401.

[0037] The working principle of the present invention is as follows: the conveying motor 205 drives the pulley 206 to rotate, the pulley 206 drives another pulley 206 to rotate through the synchronous belt 207, the two pulleys 206 drive the two connecting rods 208 to rotate synchronously, the connecting rods 208 drive the feeding plate 209 to move, and the feeding seat 210 on the feeding plate 209 drives the winding roller 211 on the bracket 202 to move to the next position.

[0038] When the winding roller 211 moves to the position of the fixed component, the screw motor 307 is started, the screw motor 307 drives the screw 310 to rotate, the screw 310 drives the two push plates 314 to move towards each other, the push plates 314 slide on the round rod 311, the push plates 314 push the fixed round tube 321, the clamping plate 328 on the fixed round tube 321 drives the winding roller 211 to move, the clamping rod 330 on the clamping plate 328 slides on the clamping limit plate 331, compressing the clamping spring 329, so that the winding roller 211 moves. To the position between the two turntables 302, when the two contact rods 322 come into contact, the contact rod 322 drives the sliding plate 325, the driving rod 326, and the driving stage 327 to move, stretching the driving spring 324, and the driving stage 327 drives the support rod 332 to move, compressing the support spring 333, until the support rod 332 supports and fixes the winding roller 211. At this time, the push plate 2 314 and the push plate 1 313 are located in the same plane, and the position of the push plate 1 313 can be adjusted by driving the screw 2 312 to rotate by the screw motor 2 308.

[0039] When winding is required, the rotating motor 315 drives the rotating gear 316 to rotate, the rotating gear 316 drives the small gear ring 320 to rotate, and the small gear ring 320 drives the fixed circular tube 321 to rotate, thereby driving the winding roller 211 to rotate through the clamping plate 328 and the support rod 332 to wind the leather.

[0040] When the winding is completed, the conversion motor 303 is started, and the conversion motor 303 drives the conversion gear 304 to rotate, and the conversion gear 304 drives the conversion gear ring 305 and the turntable 302 to rotate. When the winding roller 211 without the leather is rotated to contact with the push plate 1 313, the screw motor 1 307 is started, and the screw motor 1 307 drives the push plate 2 314 to move away from the winding roller 211, so as to facilitate the next fixed component to move into place, and the turntable 302 continues to rotate, so that the three fixed components are moved to the next station respectively, and then the retracting motor 309 is started, and the retracting motor 309 drives the screw 3 317 to rotate, and the screw 3 317 drives the slide 334 to slide on the round rod 2 319. The retracting frame 318 on the slide 334 drives the small gear ring 320 and the fixed circular tube 321 to move, so that the winding roller 211 wrapped with leather is detached from the fixed circular tube 321, and the winding roller 211 wrapped with leather falls on the lifting groove 407, and the lifting motor 402 is started. The lifting motor 402 drives the lifting gear 1 403 to rotate, and the lifting gear 1 403 drives the lifting gear 2 404 to rotate. The lifting gear 2 404 drives the lifting screw 405 to rotate, and the lifting screw 405 drives the lifting slider 406 to descend, and the lifting slider 406 drives the lifting groove 407 to descend, and the winding roller 211 wrapped with leather in the lifting groove 407 also descends, and the winding roller 211 wrapped with leather is transported out.

Claims

1. A leather grain rolling device, comprising a workbench (1), a conveying mechanism, a rolling mechanism and a lifting mechanism, characterized in that: The conveying mechanism, the winding mechanism, and the lifting mechanism are all arranged on the workbench (1), and the lifting mechanism is used to drive the winding roller (211) to descend; The winding mechanism comprises a fixed plate (301), a rotating disk (302), an L-shaped frame (306), a conversion component, a control component and a fixed component. Two fixed plates (301) are symmetrically arranged, each fixed plate (301) is provided with a conversion component, the fixed plate (301) is also fixedly mounted with an L-shaped frame (306), the fixed plate (301) is also rotatably mounted with a rotating disk (302), and the rotating disk (302) is provided with three groups of fixed components; The fixed assembly comprises a small gear ring (320), a fixed circular tube (321), a driving truncated platform (327), a support rod (332), a driving unit and a clamping unit. The small gear ring (320) and the fixed circular tube (321) are fixedly installed. The driving unit is arranged on the fixed circular tube (321). A plurality of support rods (332) are also arranged on the circumference of the fixed circular tube (321). The driving unit is used to move the driving truncated platform (327). The driving truncated platform (327) and the support rods (332) are in contact and fit with each other. The driving truncated platform (327) is used to drive the support rods (332) to move radially along the fixed circular tube (321). A clamping unit is also arranged on the circumference of the fixed circular tube (321). The clamping unit is used to clamp the winding roller (211). The driving unit comprises a contact rod (322), a limit plate (323), a driving spring (324) and a driving rod (326); the limit plate (323) is fixedly mounted on a fixed circular tube (321); a contact rod (322) is slidably mounted on the limit plate (323); a driving spring (324) is sleeved on the contact rod (322); a sliding plate (325) is fixedly mounted on the end of the contact rod (322); the sliding plate (325) and the driving rod (326) are fixedly mounted; and a plurality of driving round tables (327) are fixedly mounted on the driving rod (326).

2. A leather grain rolling device as claimed in claim 1, characterized in that: The clamping unit comprises a clamping plate (328), a clamping spring (329), a clamping rod (330) and a clamping limit plate (331); the clamping plate (328) is slidably mounted on the fixed circular tube (321); the clamping rod (330) is fixedly mounted on the clamping plate (328); the clamping spring (329) is sleeved on the clamping rod (330); and the clamping rod (330) is slidably mounted on the clamping limit plate (331).

3. A leather grain rolling device as claimed in claim 2, characterized in that: The conversion assembly comprises a conversion gear (304) and a conversion ring gear (305); the conversion ring gear (305) is fixedly mounted on the rotating disk (302); and the conversion ring gear (305) and the conversion gear (304) are meshedly mounted.

4. A leather grain rolling device as claimed in claim 3, characterized in that: The control assembly comprises a propulsion unit, a retracting unit and a rotating unit. The propulsion unit and the retracting unit are both arranged on an L-shaped frame (306). The propulsion unit and the retracting unit are both provided with a rotating unit.

5. A leather grain rolling device as claimed in claim 4, characterized in that: The propulsion unit comprises a lead screw 1 (310), a round rod 1 (311), a lead screw 2 (312), a push plate 1 (313) and a push plate 2 (314); the push plate 2 (314) is slidably mounted on the round rod 1 (311); the push plate 2 (314) and the lead screw 1 (310) are threadedly mounted; the push plate 1 (313) is slidably mounted on the round rod 1 (311); the push plate 1 (313) and the lead screw 2 (312) are threadedly mounted.

6. A leather grain rolling device as claimed in claim 5, characterized in that: The retracting unit comprises a lead screw three (317), a round rod two (319), a retracting frame (318), and a slide (334); the slide (334) is slidably mounted on the round rod two (319); the slide (334) and the lead screw three (317) are threadedly mounted; and the retracting frame (318) is fixedly mounted on the slide (334).

7. The leather grain rolling device according to claim 1, characterized in that: The conveying mechanism comprises a bracket (202), a connecting rod (208), a feeding plate (209) and a feeding seat (210); two brackets (202) are symmetrically arranged; a plurality of feeding seats (210) are arranged on the feeding plate (209); connecting rods (208) are arranged on both sides of the feeding plate (209); two connecting rods (208) are arranged on one side of the feeding plate (209); the two connecting rods (208) are driven by a synchronous belt so that the two connecting rods (208) move synchronously; the connecting rod (208) and the feeding plate (209) are rotatably installed.

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