阅读说明：本技术 低压注塑自动挂皮设备 (Low-pressure injection molding automatic leather hanging equipment ) 是由 姚煜 于 2020-12-24 设计创作，主要内容包括：本发明公开了一种低压注塑自动挂皮设备,它包括底座,所述底座上固定有卷料上料机构、卷料切割机构和皮料悬挂机构,所述卷料上料机构适于将卷料自动上料至卷料切割机构内,所述卷料切割机构适于对卷料进行自动切割,所述皮料悬挂机构适于将切割好的卷料与背板同时悬挂。本发明提供一种低压注塑自动挂皮设备,它可以实现皮料的自动化传输和切割,并将切割好的皮料和背板同时悬挂。(The invention discloses low-pressure injection molding automatic leather hanging equipment which comprises a base, wherein a coil feeding mechanism, a coil cutting mechanism and a leather hanging mechanism are fixed on the base, the coil feeding mechanism is suitable for automatically feeding coils into the coil cutting mechanism, the coil cutting mechanism is suitable for automatically cutting the coils, and the leather hanging mechanism is suitable for simultaneously hanging the cut coils and a back plate. The invention provides low-pressure injection molding automatic leather hanging equipment which can realize automatic conveying and cutting of leather and can hang the cut leather and a back plate simultaneously.)

1. The utility model provides an automatic skin equipment of hanging of low pressure injection molding which characterized in that: it includes base (1), be fixed with coil stock feed mechanism, coil stock cutting mechanism and cladding on base (1) and hang the mechanism, coil stock feed mechanism is suitable for coil stock (8) automatic feeding to coil stock cutting mechanism in, coil stock cutting mechanism is suitable for carrying out automatic cutout to coil stock (8), cladding hangs the mechanism and is suitable for hanging coil stock (8) and backplate (81) that the cutting is good simultaneously.

2. The low pressure automatic skin hanging equipment that moulds plastics of claim 1, characterized in that: the coil feeding mechanism comprises an automatic feeding machine and an idle-load detection mechanism, the automatic feeding machine is suitable for conveying a coil (8) to the idle-load detection mechanism for feeding, the idle-load detection mechanism comprises a first sliding plate (11), a second sliding plate (12), a first tensioning rod (21) and a second tensioning rod (22), one end of the first tensioning rod (21) is rotatably connected with the top of the first sliding plate (11), the other end of the first tensioning rod (21) is rotatably connected with the top of the second sliding plate (12), guide rails (3) are respectively fixed on the side walls of the first sliding plate (11) and the second sliding plate (12), sliding blocks (6) are respectively fixed at the two ends of the second tensioning rod (22), the sliding blocks (6) are sleeved on the guide rails (3) and slide up and down, sliding chutes (4) used for the second tensioning rod (22) to slide up and down are respectively arranged on the side walls of the first sliding plate (11) and the second sliding plate (12), the top and the bottom of the sliding groove (4) are respectively provided with a proximity sensor (5), and the sliding block (6) is matched with the proximity sensor (5) to generate position signals when sliding up and down.

3. The low pressure injection molding automatic skin hanging device according to claim 2, characterized in that: the automatic discharging machine comprises a support (71), a roller (72) and a speed reducing motor (73), wherein the roller (72) is suitable for sleeving a coil stock (8), two ends of a rotating shaft of the roller (72) are rotatably connected with the support (71), the speed reducing motor (73) is fixed on the side wall of the support (71), a first gear (74) is fixed at the end part of the rotating shaft of the roller (72), and the speed reducing motor (73) is in meshing transmission with the first gear (74) through a transmission gear (75).

4. The low pressure automatic skin hanging equipment that moulds plastics of claim 1, characterized in that: the coil stock cutting mechanism comprises a cutting support (91), a cutting assembly (92) and a pressing assembly (93) are arranged at the top of the cutting support (91), a pulling assembly is arranged in the middle of the cutting support (91), the pulling assembly is suitable for clamping and pulling down a coil stock (8) passing through the pressing assembly (93), the pressing assembly (93) is suitable for pressing and fixing the coil stock (8) after the pulling assembly pulls the coil stock (8) down to the proper position, and the cutting assembly (92) is suitable for cutting the coil stock (8) fixed by pressing.

5. The low pressure injection molding automatic skin hanging device according to claim 4, characterized in that: cutting assembly (92) are including no pole cylinder (921), cutting knife (922) and backup pad (923), backup pad (923) are fixed in the top front side of cutting support (91), the both ends of no pole cylinder (921) are fixed on the inside wall of backup pad (923), cutting knife (922) are fixed on slider (9211) of no pole cylinder (921), offer on backup pad (923) and be used for cutting knife (922) gliding spout.

6. The low pressure injection molding automatic skin hanging device according to claim 5, characterized in that: pressing assembly (93) include top board (931), holding down plate (932), activity clamp plate (933), pressfitting cylinder (934) and cylinder mounting panel (935), top board (931) are fixed on the lateral wall of backup pad (923), holding down plate (932) are fixed on backup pad (923) through support cylinder (9321), leave between top board (931) and holding down plate (932) and be used for cutting knife (922) gliding space, the both ends of cylinder mounting panel (935) are fixed on the lateral wall of backup pad (923), two pressfitting cylinder (934) are fixed respectively on cylinder mounting panel (935), the piston rod fixed connection of activity clamp plate (933) and pressfitting cylinder (934), pressfitting cylinder (934) drive activity clamp plate (933) and top board (931) cooperation are fixed with coil stock (8) pressfitting that will pass.

7. The low pressure injection molding automatic skin hanging device according to claim 4, characterized in that: draw the material subassembly including removing subassembly (41) and cartridge assembly (42), it reciprocates to be suitable for drive cartridge assembly (42) to remove subassembly (41), cartridge assembly (42) are including fixed splint (421), activity splint (422) and centre gripping cylinder (423), fixed splint (421) link to each other with removing subassembly (41), two centre gripping cylinder (423) set up respectively at fixed splint (421) both ends, the piston rod of centre gripping cylinder (423) passes fixed splint (421) and links to each other with activity splint (422).

8. The low pressure injection molding automatic skin hanging device according to claim 7, characterized in that: the moving assembly (41) comprises a first motor (411) and a screw nut pair (412), and the first motor (411) drives the fixed clamping plate (421) to move up and down by driving the screw nut pair (412).

9. The low pressure automatic skin hanging equipment that moulds plastics of claim 1, characterized in that: the cladding hangs mechanism includes frame (101), the top of frame (101) is provided with hanger plate (600), the bottom front side of frame (101) is provided with bottom puncture subassembly, the top front side of frame (101) is provided with movable puncture subassembly, the rear side of frame (101) is provided with the fixed subassembly of backplate, bottom puncture subassembly includes bottom mounting panel (201), bottom contact pin (202) and limiting plate (203), the bottom front side at frame (101) is fixed to the one side of bottom mounting panel (201), two bottom contact pin (202) is fixed respectively at the another side of bottom mounting panel (201), the both ends of limiting plate (203) are fixed respectively on bottom contact pin (202), limiting plate (203) are worn out to the syringe needle of bottom contact pin (202), movable puncture subassembly includes top mounting panel (301), puncture cylinder (302) and top contact pin (303), the two puncture cylinders (302) are respectively fixed at the top of the frame (101), one surface of the top mounting plate (301) is fixed on piston rods of the two puncture cylinders (302), and the two top contact pins (303) are respectively fixed at the other surface of the top mounting plate (301).

10. The low pressure injection molding automatic skin hanging device according to claim 9, characterized in that: the backboard fixing assembly comprises four groups of vacuum suction heads (400), and the four groups of vacuum suction heads (400) are respectively fixed on the rear side of the frame (101) through connecting plates (500).

Technical Field

The invention relates to low-pressure injection molding automatic skin hanging equipment.

Background

At present, when the automobile seat back plate is produced and processed, a layer of leather is generally required to be fixed on the back plate, and the leather is generally in a roll packaging form. And cutting the leather according to the length of the back plate, and then respectively putting the cut leather and the back plate into processing equipment for fixing. Because the shape of the back plate is irregular, the existing production flow mostly adopts manual operation. The cutting of manual cutting cladding is inefficient, and the cladding and the backplate that will cut are put into processing equipment respectively and are fixed, and the manual work is placed and is wasted time and energy, and the process is loaded down with trivial details, still can lead to the position of placing of cladding and backplate not corresponding, and the fixed processing of giving processing equipment brings inconvenience, and work efficiency is low, does not adapt to large-scale mass production.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects of the prior art and provides low-pressure injection molding automatic leather hanging equipment which can realize automatic conveying and cutting of leather and can hang the cut leather and a back plate simultaneously.

In order to solve the technical problems, the technical scheme of the invention is as follows:

the utility model provides an automatic skin equipment that hangs of low pressure injection molding, it includes the base, be fixed with coil stock feed mechanism, coil stock cutting mechanism and skin material on the base and hang the mechanism, coil stock feed mechanism is suitable for coil stock automatic feeding to coil stock cutting mechanism in, coil stock cutting mechanism is suitable for carrying out automatic cutout to the coil stock, skin material hangs the mechanism and is suitable for hanging the coil stock that cuts and backplate simultaneously.

Further, the coil feeding mechanism comprises an automatic discharging machine and a no-load detection mechanism, the automatic discharging machine is suitable for conveying the coil into the no-load detection mechanism for feeding, the no-load detection mechanism comprises a first sliding plate, a second sliding plate, a first tensioning rod and a second tensioning rod, one end of the first tensioning rod is rotatably connected with the top of the first sliding plate, the other end of the first tensioning rod is rotatably connected with the top of the second sliding plate, guide rails are respectively fixed on the side walls of the first sliding plate and the second sliding plate, sliding blocks are respectively fixed at the two ends of the second tensioning rod, the slide block is sleeved on the guide rail and slides up and down, the side walls of the first slide plate and the second slide plate are respectively provided with a sliding chute for the second tension rod to slide up and down, and the top and the bottom of the sliding groove are respectively provided with a proximity sensor, and the sliding block is matched with the proximity sensors to generate position signals when sliding up and down.

Further, automatic blowing machine includes support, running roller and gear motor, the running roller is suitable for the suit coil stock, the pivot both ends and the rotate bracket connection of running roller, gear motor fixes on the lateral wall of support, the pivot tip of running roller is fixed with first gear, gear motor passes through drive gear and the transmission of first gear engagement.

Further, the coil stock cutting mechanism comprises a cutting support, a cutting assembly and a pressing assembly are arranged at the top of the cutting support, a pulling assembly is arranged in the middle of the cutting support and is suitable for clamping and pulling down a coil stock passing through the pressing assembly, the pressing assembly is suitable for pressing and fixing the coil stock after the pulling assembly pulls down the coil stock to the proper position, and the cutting assembly is suitable for cutting the coil stock fixed through pressing.

Further, the cutting assembly comprises a rodless cylinder, a cutting knife and a supporting plate, the supporting plate is fixed to the front side of the top of the cutting support, two ends of the rodless cylinder are fixed to the inner side wall of the supporting plate, the cutting knife is fixed to a sliding block of the rodless cylinder, and a sliding groove for sliding the cutting knife is formed in the supporting plate.

Further, the pressing assembly comprises an upper pressing plate, a lower pressing plate, a movable pressing plate, a pressing air cylinder and an air cylinder mounting plate, the upper pressing plate is fixed on the outer side wall of the supporting plate, the lower pressing plate is fixed on the supporting plate through a supporting air cylinder, a gap for sliding a cutting knife is reserved between the upper pressing plate and the lower pressing plate, two ends of the air cylinder mounting plate are fixed on the outer side wall of the supporting plate, the pressing air cylinders are respectively fixed on the air cylinder mounting plate, the movable pressing plate is fixedly connected with a piston rod of the pressing air cylinder, and the pressing air cylinder drives the movable pressing plate to be matched with the upper pressing plate to fix the passed coil.

Further, draw the material subassembly including removing subassembly and chuck subassembly, it reciprocates to be suitable for drive chuck subassembly to remove the subassembly, chuck subassembly includes solid fixed splint, activity splint and centre gripping cylinder, gu fixed splint link to each other with removing the subassembly, two centre gripping cylinder sets up respectively at solid fixed splint both ends, the piston rod of centre gripping cylinder passes solid fixed splint and links to each other with activity splint.

Furthermore, the moving assembly comprises a first motor and a screw nut pair, and the first motor drives the fixed clamping plate to move up and down by driving the screw nut pair.

Further, the leather hanging mechanism comprises a frame, a hanging plate is arranged at the top of the frame, a bottom puncture assembly is arranged on the front side of the bottom of the frame, a movable puncture assembly is arranged on the front side of the top of the frame, a back plate fixing assembly is arranged on the rear side of the frame, the bottom puncture assembly comprises a bottom mounting plate, a bottom contact pin and a limiting plate, one surface of the bottom mounting plate is fixed on the front side of the bottom of the frame, the two bottom contact pins are respectively fixed on the other surface of the bottom mounting plate, the two ends of the limiting plate are respectively fixed on the bottom contact pin, the needle head of the bottom contact pin penetrates out of the limiting plate, the movable puncture assembly comprises a top mounting plate, puncture cylinders and a top contact pin, the two puncture cylinders are respectively fixed on the top of the frame, one surface, and the two top contact pins are respectively fixed on the other side of the top mounting plate.

Furthermore, the backboard fixing component comprises four groups of vacuum suction heads, and the four groups of vacuum suction heads are respectively fixed on the rear side of the frame through connecting plates.

By adopting the technical scheme, the invention has the following beneficial effects:

1. according to the automatic coil discharging device, the coil is automatically discharged through the automatic discharging machine, whether the coil is exhausted or not is judged through a position signal generated by the cooperation of the second tensioning rod in the no-load detection mechanism and the proximity sensor in the discharging process, and the discharging is automatically stopped when the coil is exhausted. The idling of the automatic discharging machine is prevented, the electric energy is saved, and the production process is safer and more reliable.

2. According to the automatic coil cutting machine, the coil is pulled down to a required position through the coil pulling assembly, then the coil is compressed and fixed through the pressing assembly, and finally the coil is automatically cut through the cutting assembly, so that the automation of coil cutting is realized, the cutting effect is good, the speed is high, and the large-scale batch production is met.

3. According to the leather material processing device, the leather material is inserted and hung on the front side of the frame through the bottom puncture assembly and the movable puncture assembly, the back plate is fixed on the rear side of the frame, the leather material and the back plate are placed at corresponding positions, the leather material and the back plate can be automatically placed in the processing equipment at the same time through the mechanical arm or other hoisting equipment, time and labor are saved, the structure is simple, and the leather material and the back plate are placed at accurate positions.

Drawings

FIG. 1 is a front view of the low pressure injection molding automatic skin hanging apparatus of the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a schematic structural view of a rubber roller conveying mechanism of the invention;

FIG. 4 is a front view of the coil feeding device of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4;

FIG. 6 is a rear view of FIG. 4;

FIG. 7 is a front view of a web cutting mechanism of the present invention;

FIG. 8 is a schematic view of the cutting assembly and the pressing assembly of the present invention;

FIG. 9 is a bottom view of FIG. 8;

FIG. 10 is a schematic structural view of a pulling assembly of the present invention;

FIG. 11 is a schematic structural view of a feed screw nut pair of the present invention;

FIG. 12 is a schematic view of the structure of the coil of the present invention;

FIG. 13 is a front view of a leather suspension mechanism of the present invention;

fig. 14 is a rear view of fig. 13.

Detailed Description

In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

As shown in figures 1-14, the low-pressure injection molding automatic leather hanging device comprises a base 1, wherein a coil feeding mechanism, a coil cutting mechanism and a leather hanging mechanism are fixed on the base 1, the coil feeding mechanism is suitable for automatically feeding a coil 8 into the coil cutting mechanism, the coil cutting mechanism is suitable for automatically cutting the coil 8, and the leather hanging mechanism is suitable for hanging the cut coil 8 and a back plate 81 simultaneously. An electric cabinet 100 and a display screen are further fixed on the base 1, and start, stop and electrification control is carried out on the whole equipment.

As shown in fig. 4 to 6, the coil feeding mechanism includes an automatic feeding machine and an idle-load detection mechanism, the automatic feeding machine is suitable for conveying the coil 8 into the idle-load detection mechanism for feeding, the idle-load detection mechanism includes a first slide plate 11 and a second slide plate 12, first tensioning rod 21 and second tensioning rod 22, the one end of first tensioning rod 21 rotates with the top of first slide 11 to be connected, the other end of first tensioning rod 21 rotates with the top of second slide 12 to be connected, be fixed with guide rail 3 on the lateral wall of first slide 11 and second slide 12 respectively, the both ends of second tensioning rod 22 are fixed with slider 6 respectively, 6 covers of slider are established on guide rail 3 and slide from top to bottom, seted up respectively on the lateral wall of first slide 11 and second slide 12 and be used for second tensioning rod 22 gliding spout 4 from top to bottom, the top and the bottom of spout 4 are provided with proximity sensor 5 respectively, slider 6 produces position signal with proximity sensor 5 cooperation when sliding from top to bottom.

When the automatic discharging machine discharges materials, the coil materials 8 firstly pass through the first tensioning rod 21, then pass through the lower part of the second tensioning rod 22 downwards and enter the next processing equipment, and the coil materials 8 are tensioned due to the tension of the next processing equipment, so that the second tensioning rod 22 at the bottom of the sliding groove 4 is driven to slide upwards until contacting with the proximity sensor 5 at the top, and position signals are generated; when the coil stock 8 is exhausted, the second tensioning rod 22 slides to the bottom in a free falling mode, the position of the second tensioning rod 22 cannot be detected by the proximity sensor 5 at the top, the position of the second tensioning rod 22 is detected by the proximity sensor 5 at the bottom, and then a position signal is sent to the controller to control the automatic discharging machine to stop running.

The both ends of second tensioning rod 22 are fixed with slider 6 respectively, and slider 6 cover is established on guide rail 3 and is slided from top to bottom, and the both ends of guide rail 3 are fixed through fixing base 31. When the slide 6 slides to the top of the chute 4, the proximity sensor 5 of the top generates a position signal, which indicates that the roll 8 is not depleted; when the slide 6 slides to the bottom of the chute 4, the bottom proximity sensor 5 generates a position signal indicating the depletion of the roll 8. And the proximity sensor 5 at the bottom sends a signal to the motor controller to control the automatic discharging machine to stop running.

As shown in fig. 4, the automatic discharging machine includes a bracket 71, a roller 72 and a speed reducing motor 73, the roller 72 is suitable for sleeving the coil stock 8, two ends of a rotating shaft of the roller 72 are rotatably connected with the bracket 71, the speed reducing motor 73 is fixed on a side wall of the bracket 71, a first gear 74 is fixed at an end of the rotating shaft of the roller 72, the speed reducing motor 73 is in meshing transmission with the first gear 74 through a transmission gear 75, and the speed reducing motor 73 drives the roller 72 to rotate to automatically discharge the coil stock 8 on the roller 72.

As shown in fig. 7 to 12, after the coil material 8 is fed to the coil material cutting mechanism, the coil material 8 is cut into rectangular leather pieces by the coil material cutting mechanism. The coil stock cutting mechanism comprises a cutting support 91, a cutting assembly 92 and a pressing assembly 93 are arranged at the top of the cutting support 91, a pulling assembly is arranged in the middle of the cutting support 91 and is suitable for clamping and pulling down a coil stock 8 passing through the pressing assembly 93, the pressing assembly 93 is suitable for pressing and fixing the coil stock 8 after the coil stock 8 is pulled down to the position by the pulling assembly, and the cutting assembly 92 is suitable for cutting the coil stock 8 fixed by pressing.

As shown in fig. 10, the material pulling assembly includes a moving assembly 41 and a clamping head assembly 42, the moving assembly 41 is adapted to drive the clamping head assembly 42 to move up and down, the clamping head assembly 42 includes a fixed clamping plate 421, a movable clamping plate 422 and clamping cylinders 423, the fixed clamping plate 421 is connected to the moving assembly 41, the two clamping cylinders 423 are respectively disposed at two ends of the fixed clamping plate 421, and piston rods of the clamping cylinders 423 penetrate through the fixed clamping plate 421 and are connected to the movable clamping plate 422. The clamping cylinder 423 contracts to drive the movable clamping plate 422 to move towards the fixed clamping plate 421, so as to clamp the coil stock 8, then the moving assembly 41 drives the fixed clamping plate 421 to move downwards to a required position, and then the cutting assembly 2 cuts the coil stock 8.

As shown in fig. 10 and 11, the moving assembly 41 includes a first motor 411 and a screw nut pair 412, the first motor 411 drives the fixing clamp 421 to move up and down by driving the screw nut pair 412, the screw nut pair 412 is fixed in the decorative shell 43, two ends of the decorative shell 43 are fixed on the bracket 1, the screw nut pair 412 includes a screw 413, a nut 414 and a guide rail 415, one end of the screw 413 is fixed on a motor shaft of the first motor 411, the other end of the screw 413 is rotatably connected with the top end of the decorative shell 43 through a bearing, two ends of the guide rail 415 are fixed with two ends of the decorative shell 43, the nut 414 is matched with the screw 413 to rotate, the screw 413 drives the nut 414 to move on the guide rail 415, and the fixing clamp 421 is fixed on a side wall of the.

As shown in fig. 8 and 9, the pressing assembly 93 includes an upper pressing plate 931, a lower pressing plate 932, a movable pressing plate 933, a pressing cylinder 934 and a cylinder mounting plate 935, the upper pressing plate 931 is fixed on the outer side wall of the supporting plate 923, the lower pressing plate 932 is fixed on the supporting plate 923 through a supporting cylinder 9321, a gap used for sliding the cutting knife 922 is left between the upper pressing plate 931 and the lower pressing plate 932, two ends of the cylinder mounting plate 935 are fixed on the outer side wall of the supporting plate 923, two pressing cylinders 934 are respectively fixed on the cylinder mounting plate 935, the movable pressing plate 933 is fixedly connected with a piston rod of the pressing cylinder 934, the pressing cylinder 934 drives the movable pressing plate 933 to be fixed with the pressing of the coil stock 8 which the.

The coil stock 8 passes through between the lower pressing plate 932 and the movable pressing plate 933, the coil stock 8 is clamped and pulled down by the pulling assembly, and after the coil stock is pulled down to the right position, the pressing air cylinder 934 drives the movable pressing plate 933 to move in the direction of the upper pressing plate 931, so that the coil stock 8 is pressed tightly. During cutting, the sliding block 9211 of the rodless cylinder 921 slides to the other end, and drives the cutting knife 922 to cut the coil stock 8. Before cutting, pressing component 93 compresses tightly coil stock 8 earlier, makes cutting knife 922 more level and smooth and easy when the cutting, and the cutting effect is better. During cutting, the supporting cylinder 9321 stretches out the lower pressing plate 932, so that the coil stock 8 is supported in an auxiliary manner, and the cutting process is more stable.

As shown in fig. 8 and 9, the cutting assembly 92 includes a rodless cylinder 921, a cutting knife 922 and a support plate 923, the support plate 923 is fixed at the top front side of the cutting support 91, the two ends of the rodless cylinder 921 are fixed on the inner side wall of the support plate 923, the cutting knife 922 is fixed on the slider 9211 of the rodless cylinder 921, and a sliding groove for the cutting knife 922 is formed in the support plate 923. Before cutting, the slider 9211 of no pole cylinder 921 is located the one end of backup pad 923, and when needing to cut, the slider 9211 of no pole cylinder 921 slides to the other end, drives cutting knife 922 and cuts coil stock 8. Adopt no pole cylinder 921 to drive cutting knife 922 sliding cutting, can be as required, the coil stock 8 of cutting unidimensional, cutting convenient and fast.

As shown in fig. 3, in order to make the roll material 8 enter the roll material cutting mechanism conveniently, a rubber roller conveying mechanism is arranged above the roll material cutting mechanism, the rubber roller conveying mechanism comprises a conveying motor 801, a feeding compression roller 802 and a discharging compression roller 803, the conveying motor 801 drives two sets of compression rollers to rotate through a belt 804, the roll material 8 passes through the feeding compression roller 802 and then enters the roll material cutting mechanism through the discharging compression roller 803.

As shown in fig. 13 and 14, the leather material suspension mechanism comprises a frame 101, a hanging plate 600 is arranged at the top of the frame 101, a bottom piercing component is arranged on the front side of the bottom of the frame 101, a movable piercing component is arranged on the front side of the top of the frame 101, a back plate fixing component is arranged on the rear side of the frame 101, the bottom piercing component is used for splicing the bottom of the cut rectangular coil material 8, the movable piercing component on the top is used for splicing the top of the rectangular coil material 8, after the top and the bottom of the coil material 8 are spliced, suspension of the coil material 8 can be realized, and the back plate fixing component on the rear side of the frame 101 is used for adsorbing and fixing the back plate 81. Coil stock 8 and backplate 81 are located the front side and the rear side of frame 101 respectively, and the position corresponds each other, makes things convenient for processing equipment to fix processing to cladding 7 and backplate 8.

As shown in fig. 13 and 14, the bottom piercing assembly includes a bottom mounting plate 201, bottom pins 202 and a limiting plate 203, one side of the bottom mounting plate 201 is fixed at the bottom front side of the frame 101, the two bottom pins 202 are respectively fixed at the other side of the bottom mounting plate 201, two ends of the limiting plate 203 are respectively fixed on the bottom pins 202, needles of the bottom pins 202 penetrate through the limiting plate 203, and the limiting plate 203 is used for controlling the depth of the bottom pins 22 inserted into the leather 7. The movable puncture assembly comprises a top mounting plate 301, puncture cylinders 302 and top contact pins 303, the two puncture cylinders 302 are respectively fixed at the top of the frame 101, one side of the top mounting plate 301 is fixed on piston rods of the two puncture cylinders 302, and the two top contact pins 303 are respectively fixed at the other side of the top mounting plate 301. During the use, insert the bottom contact pin 202 of two earlier in the bottom of coil stock 8, then two puncture cylinders 302 at the top stretch out, insert the top contact pin 303 of two top in the top of coil stock 8, coil stock 8 hangs on suspension mechanism this moment, then removes cladding suspension mechanism, sends coil stock 8 and backplate 81 into the processing equipment.

As shown in fig. 14, the back plate fixing assembly includes four sets of vacuum nozzles 400, and the four sets of vacuum nozzles 400 are fixed to the rear side of the frame 101 by connection plates 500, respectively. When the vacuum sucking head is used, the backboard 8 is placed on the four groups of vacuum sucking heads 4, then the four groups of vacuum sucking heads 4 are vacuumized through the air pump, and the backboard 8 is adsorbed.

As shown in fig. 13, a hanging plate 600 is disposed on the top of the frame 101, the hanging plate 600 is used for connecting a robot arm or other hoisting equipment, and when in use, the leather material hanging mechanism is moved by the robot arm or other hoisting equipment.

The above embodiments are described in further detail to solve the technical problems, technical solutions and advantages of the present invention, and it should be understood that the above embodiments are only examples of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.