阅读说明：本技术 一种smt上料机的载具卡夹结构 (Carrier clamping structure of SMT feeding machine ) 是由 黄鹏 陈干 于 2021-08-10 设计创作，主要内容包括：本发明公开了一种SMT上料机的载具卡夹结构,包括底板,所述底板内部的两侧分别竖向设置有夹板,所述夹板的一侧设置有五组托板,所述夹板的底端设置有底部承重结构,所述托板的内部设置有便于进出料结构,所述底板顶端的内部设置有底部承接结构,所述夹板的内部设置有卡夹厚度调节结构,所述底板内部的底端设置有卡夹间距调节机构。该SMT上料机的载具卡夹结构通过设置有滑杆、通孔、中位固定板和液压气缸,使用时,根据物料的实际宽度,液压气缸启动,推动夹板位移,夹板底部的四组通孔和四组滑杆相互配合,使夹板可以平稳位移,且对称分布的滑杆能有效分散上方的力,实现了调节卡夹间距的功能,解决的是装置不具备调节卡夹间距的功能的问题。(The invention discloses a carrier clamping structure of an SMT (surface mount technology) feeding machine, which comprises a bottom plate, wherein clamping plates are vertically arranged on two sides in the bottom plate respectively, five groups of supporting plates are arranged on one side of each clamping plate, a bottom bearing structure is arranged at the bottom end of each clamping plate, a feeding and discharging structure is arranged in each supporting plate, a bottom bearing structure is arranged in the top end of the bottom plate, a clamping thickness adjusting structure is arranged in each clamping plate, and a clamping interval adjusting mechanism is arranged at the bottom end in the bottom plate. This carrier clamping structure of SMT material loading machine is through being provided with the slide bar, the through-hole, meso position fixed plate and hydraulic cylinder, during the use, according to the actual width of material, hydraulic cylinder starts, promotes splint displacement, and four groups through-holes and four groups slide bars of splint bottom are mutually supported, make splint can steady displacement, and the power of the slide bar ability effective dispersion top of symmetric distribution, realized the function of adjusting the clamping interval, the solution is that the device does not possess the problem of the function of adjusting the clamping interval.)

1. The utility model provides a carrier clamping structure of SMT material loading machine, includes bottom plate (1), its characterized in that: the clamping device is characterized in that clamping plates (2) are vertically arranged on two sides of the interior of the bottom plate (1) respectively, five groups of supporting plates (8) are arranged on one side of each clamping plate (2), a bottom bearing structure (7) is arranged at the bottom end of each clamping plate (2), a feeding and discharging structure (9) is arranged in each supporting plate (8), a bottom bearing structure (10) is arranged in the top end of the bottom plate (1), a clamping thickness adjusting structure (11) is arranged in each clamping plate (2), and a clamping interval adjusting mechanism is arranged at the bottom end of the interior of the bottom plate (1);

clamping interval adjustment mechanism includes meso position fixed plate (5), meso position fixed plate (5) fixed connection is in the intermediate position department of bottom plate (1) inside bottom, the both sides of meso position fixed plate (5) are fixedly connected with hydraulic cylinder (6) respectively, fixedly connected with slide bar (3) between the both sides of bottom plate (1) inside, the inside of splint (2) bottom is provided with through-hole (4).

2. A carrier clip structure of an SMT feeder according to claim 1, wherein: one side of hydraulic cylinder (6) is connected with the bottom of splint (2) one side, slide bar (3) run through the inside of through-hole (4), the external diameter of slide bar (3) is less than the internal diameter of through-hole (4).

3. A carrier clip structure of an SMT feeder according to claim 1, wherein: the bottom bearing structure (7) is composed of a fixing plate (701), a fixing bolt (702), rollers (703) and a rolling groove (704), the fixing plate (701) is arranged at the front end and the rear end of the bottom plate (1) respectively, two groups of fixing bolts (702) are inserted into the front end of the fixing plate (701), the bottom end of the fixing plate (701) is movably connected with two groups of rollers (703) through a fixing piece, and the rolling groove (704) is arranged at the bottom end of the bottom plate (1).

4. A carrier clip structure of an SMT feeder according to claim 3, wherein: the bottom end of the roller (703) is matched with the inside of the rolling groove (704).

5. A carrier clip structure of an SMT feeder according to claim 1, wherein: the feeding and discharging structure (9) is composed of an inner groove (901), a rotating roller (902), a mounting groove (903) and a rubber anti-slip ring (904), wherein the inner groove (901) is arranged inside the top end of the supporting plate (8), the rotating roller (902) is movably connected between two sides inside the inner groove (901), the mounting groove (903) is arranged outside the rotating roller (902), and the rubber anti-slip ring (904) is fixedly connected inside the mounting groove (903).

6. A carrier clip structure of an SMT loader according to claim 5, wherein: the top end of the rotating roller (902) is higher than the top end of the supporting plate (8).

7. A carrier clip structure of an SMT feeder according to claim 1, wherein: the bottom bearing structure (10) comprises a bearing plate (1001), a silica gel cushion pad (1002), an inner cavity (1003) and a telescopic plate (1004), the bearing plate (1001) is fixedly connected between the front end and the rear end of the top of the bottom plate (1), the top end of the bearing plate (1001) is fixedly connected with the silica gel cushion pad (1002), the inner cavity (1003) is arranged inside the bearing plate (1001), and the telescopic plate (1004) is arranged on two sides of the inner part of the inner cavity (1003) respectively.

8. An SMT loader carrier clip structure according to claim 7, wherein: the expansion plates (1004) are symmetrically distributed about the vertical center line of the bearing plate (1001).

9. A carrier clip structure of an SMT feeder according to claim 1, wherein: the clamp thickness adjusting structure (11) is composed of a shaft sleeve (1101), an adjusting hand wheel (1102), a fixing ring (1103), a spring (1104), an adjusting shaft (1105), an upper clamping piece (1106), a lower clamping piece (1107), an adjusting fixing plate (1108), a pressing plate (1109) and a fixing sleeve (1110), wherein the shaft sleeve (1101) is fixedly connected to the top end of the clamping plate (2), the adjusting shaft (1105) is inserted into the shaft sleeve (1101), the spring (1104) is fixedly connected to the top end of the shaft sleeve (1101), the fixing ring (1103) is fixedly connected to the top end of the spring (1104), the adjusting hand wheel (1102) is fixedly connected to the top end of the adjusting shaft (1105), the five groups of upper clamping pieces (1106) are fixedly connected to the outside of the adjusting shaft (1105), the five groups of lower clamping pieces (1107) are fixedly connected to the outside of the adjusting shaft (1105), and the five groups of adjusting fixing plate (1108) are arranged, one side of the adjusting fixing plate (1108) is fixedly connected with a pressing plate (1109) through a connecting piece, and the fixing sleeve (1110) is fixedly connected to the bottom end inside the clamping plate (2).

10. A carrier clip structure of an SMT feeder according to claim 9, wherein: the adjusting device is characterized in that threads at the top end of the outer portion of the adjusting shaft (1105) are matched with threads in the shaft sleeve (1101), the adjusting shaft (1105) penetrates through the inner portion of the adjusting fixing plate (1108) and extends into the inner portion of the fixing sleeve (1110), the adjusting fixing plate (1108) is arranged between the upper clamping piece (1106) and the lower clamping piece (1107), the pressing plates (1109) are arranged at equal intervals, and the inner diameter of the fixing ring (1103) is larger than the outer diameter of the adjusting shaft (1105).

Technical Field

The invention relates to the technical field of carriers, in particular to a carrier clamping structure of an SMT (surface mount technology) feeding machine.

Background

SMT (surface mount technology), namely surface mount technology, is the most popular technology and process in the electronic assembly industry, chip components are mainly assembled on printed circuit boards by methods such as reflow soldering or dip soldering, nowadays, SMT production lines are gradually automated and comprise automatic feeding, automatic dispensing, automatic pasting and the like, in the feeding link, a carrier and a clamping structure above the carrier are generally required to be matched with and fix materials, so that subsequent feeding work is facilitated, the carrier clamping structure of a common SMT feeding machine in the current market is simple, functional defects exist more or less in use, such as fixed intervals of the clamping, lack of adjusting space, weak applicability to materials with different sizes, and secondly, when clamping large batches of materials, clamping plates on two sides bear more gravity, are easy to topple and even cause bottom sliding rods to bend, the increase of the degree of difficulty of regulation, the layer board surface that still places the material is level, material business turn over friction is great, there is certain wearing and tearing risk, the structure is accepted to the bottom also lacks, in case the material clamping tightly drops, cause the damage very easily, the thickness of clamping also can't be adjusted, show the success when processing the material of different thickness and have not apprehended, to the above-mentioned problem, corresponding improvement has all been done to this scheme, increase interval adjustment mechanism for splint and conveniently adjust according to the actual width of material, bearing structure has been increased bottom splint, the convenience remains stable when the spacing is adjusted, it is convenient for the material business turn over to have increased the roller above the layer board, it prevents that the material from dropping to cause the damage to have increased bearing structure bottom equipment, and increased clamping thickness adjustment structure, the convenience is adjusted according to the difference of material thickness is nimble.

Disclosure of Invention

The invention aims to provide a carrier clamp structure of an SMT feeding machine, which aims to solve the problem that the carrier clamp structure does not have the function of adjusting the clamp distance in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a carrier clamping structure of SMT material loading machine, includes the bottom plate, the inside both sides of bottom plate are vertical splint that are provided with respectively, one side of splint is provided with five group's layer boards, the bottom of splint is provided with bottom load-carrying members, the inside of layer board is provided with the business turn over material structure of being convenient for, the inside on bottom plate top is provided with the bottom and accepts the structure, the inside of splint is provided with clamping thickness adjustment structure, the inside bottom of bottom plate is provided with clamping interval adjustment mechanism.

The clamping interval adjusting mechanism comprises a middle position fixing plate, the middle position fixing plate is fixedly connected to the middle position of the bottom end inside the bottom plate, two sides of the middle position fixing plate are respectively and fixedly connected with hydraulic cylinders, a sliding rod is fixedly connected between two sides inside the bottom plate, and a through hole is formed in the bottom end of the clamping plate.

Preferably, one side of the hydraulic cylinder is connected with the bottom end of one side of the clamping plate, the sliding rod penetrates through the through hole, and the outer diameter of the sliding rod is smaller than the inner diameter of the through hole.

Preferably, the bottom bearing structure comprises a fixing piece, a fixing bolt, two idler wheels and a rolling groove, the fixing piece is arranged at the front end and the rear end of the bottom plate respectively, the two groups of fixing bolts are inserted into the front end of the fixing piece, the bottom end of the fixing piece is movably connected with the two groups of idler wheels through the fixing piece, and the rolling groove is arranged at the bottom end of the bottom plate.

Preferably, the bottom end of the roller is matched with the inside of the rolling groove.

Preferably, be convenient for business turn over material structure comprises inside groove, commentaries on classics roller, mounting groove and rubber antiskid circle, the inside groove sets up the inside on layer board top, swing joint has the commentaries on classics roller between the inside both sides of inside groove, the outside of commentaries on classics roller is provided with the mounting groove, the inside fixedly connected with rubber antiskid circle of mounting groove.

Preferably, the top end of the rotating roller is higher than the top end of the supporting plate.

Preferably, the bottom is accepted the structure and is constituteed by accepting board, silica gel blotter, inner chamber and expansion plate, accept board fixed connection between the inside front and back both ends in bottom plate top, the top fixedly connected with silica gel blotter of accepting the board, the inside of accepting the board is provided with the inner chamber, the both sides of the inside of inner chamber are provided with the expansion plate respectively.

Preferably, the expansion plates are symmetrically distributed about a vertical center line of the bearing plate.

Preferably, the clamping thickness is adjusted the structure and is become by axle sleeve, adjusting hand wheel, retainer plate, spring, regulating spindle, last clamping piece, lower clamping piece, regulation fixed plate, clamp plate and fixing sleeve, axle sleeve fixed connection is on the top of splint, the inside of axle sleeve is pegged graft and is had the regulating spindle, the top fixedly connected with spring of axle sleeve, the top fixedly connected with retainer plate of spring, the top fixedly connected with adjusting hand wheel of regulating spindle, the clamping piece is gone up to the outside fixedly connected with five groups of regulating spindle, the clamping piece is down organized to the outside fixedly connected with five groups of regulating spindle, the inside of splint is provided with five groups and adjusts the fixed plate, connecting piece fixedly connected with clamp plate is passed through to one side of regulating the fixed plate, fixing sleeve fixed connection is in the inside bottom of splint.

Preferably, the screw thread on the outside top of regulating spindle is identical with the inside screw thread of axle sleeve, the regulating spindle runs through the inside of adjusting the fixed plate and extends to fixed sleeve's inside, adjust the fixed plate setting at last clamping piece under and between the clamping piece, the clamp plate is equidistant range, the internal diameter of retainer plate is greater than the external diameter of regulating spindle.

Compared with the prior art, the invention has the beneficial effects that: the carrier clamping structure of the SMT feeding machine not only realizes the function of adjusting the clamping interval, realizes the function of keeping the bottom bearing stable, realizes the function of facilitating material to enter and exit, realizes the function of receiving materials by falling, but also realizes the function of adjusting the thickness of the clamping;

(1) when the clamping mechanism is used, the hydraulic cylinder is started to push the clamping plate to move according to the actual width of a material, the four groups of through holes at the bottom of the clamping plate are matched with the four groups of sliding rods, so that the clamping plate can stably move, the symmetrically distributed sliding rods can effectively disperse the force above the clamping plate to ensure the stability of the clamping plate, and the middle fixing plate provides stable support for realizing the integral function of the mechanism and realizes the function of adjusting the distance between the clamping plates;

(2) by arranging the fixing plate, the fixing bolt, the roller and the rolling groove, when the clamp is used, the roller is fixed at the bottom of the clamp plate through the fixing plate and the fixing bolt, the stability of the clamp plate can be effectively kept due to the double-roller design at two ends, the clamp plate can stand by itself, and the rolling groove at the bottom ensures that the whole clamp plate can be stable no matter the clamp plate is fixed or the clamp plate moves, and the adjustment distance of the hydraulic cylinder is matched to complement each other, so that the function of keeping the bottom bearing stable is realized;

(3) by arranging the inner groove, the rotary roller, the mounting groove and the rubber anti-slip ring, when the material feeding mechanism is used, when materials sequentially enter the carrier in a feeding link, the materials are driven by the feeding mechanism to come above the supporting plate and contact the rotary roller in the inner groove when moving forward along the top of the supporting plate, the rotary roller rolls to reduce friction between the materials and the top end of the supporting plate, so that the materials can be fed and discharged more quickly, the mounting groove and the rubber anti-slip ring are matched with each other, the structure is more durable as a whole, and the function of facilitating the feeding and discharging of the materials is realized;

(4) by arranging the bearing plate, the silica gel cushion pad, the inner cavity and the expansion plate, when the material clamping device is not tight and falls onto the bottom plate in use, the bearing plate bears falling materials, the silica gel cushion pad at the top of the bearing plate can reduce the impact of falling materials and reduce the probability of damage, the inner cavity and the expansion plate are matched with each other, the bearing range of the bearing plate is prolonged, the vacant site at the bottom end of the bottom plate can be covered even when the distance between the clamping plates changes, and the function of bearing falling materials is realized;

(5) through being provided with the axle sleeve, adjusting handle, the retainer plate, a spring, the regulating spindle, go up the clamping piece, lower clamping piece, adjust the fixed plate, clamp plate and fixing sleeve, during the use, thickness when the clamping is adjusted to needs, when the interval between clamp plate and the layer board promptly, rotate adjusting handle, screw thread on the adjusting handle mutually supports with the screw thread on the axle sleeve, it reciprocates in the inside of splint to drive the regulating spindle along the fixing sleeve of bottom, it will adjust the position of fixed plate and prescribe a limit to go up the clamping piece and lower clamping piece, along with the upper and lower displacement of regulating spindle, adjusting fixed plate passes through connecting piece and drives the clamp plate displacement from top to bottom, retainer plate and spring mutually support, support the adjusting handle at tight top, prevent its automatic loose rotation in equipment moving, cause unexpected clamping thickness variation, the function of clamping thickness control has been realized.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top view of a portion of the present invention;

FIG. 3 is an enlarged partial cross-sectional view taken at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic top view of an enlarged structure of the structure for facilitating the feeding and discharging of the present invention;

FIG. 5 is a schematic top view of a partial cross-sectional structure of the bottom receiving structure of the present invention;

FIG. 6 is a side view of the clip thickness adjustment structure of the present invention;

FIG. 7 is a partial side view of the present invention.

In the figure: 1. a base plate; 2. a splint; 3. a slide bar; 4. a through hole; 5. a middle position fixing plate; 6. a hydraulic cylinder; 7. a bottom load bearing structure; 701. a fixing sheet; 702. fixing the bolt; 703. a roller; 704. rolling a groove; 8. a support plate; 9. the feeding and discharging structure is convenient; 901. an inner tank; 902. rotating the roller; 903. mounting grooves; 904. a rubber anti-slip ring; 10. a bottom receiving structure; 1001. a bearing plate; 1002. a silica gel buffer pad; 1003. an inner cavity; 1004. a retractable plate; 11. a clip thickness adjusting structure; 1101. a shaft sleeve; 1102. adjusting a hand wheel; 1103. a stationary ring; 1104. a spring; 1105. an adjustment shaft; 1106. an upper clamping piece; 1107. a lower clamping piece; 1108. adjusting the fixed plate; 1109. pressing a plate; 1110. and fixing the sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-7, a carrier clamping structure of an SMT feeder comprises a bottom plate 1, wherein clamping plates 2 are vertically arranged on two sides of the inside of the bottom plate 1 respectively, five groups of supporting plates 8 are arranged on one side of each clamping plate 2, and a clamping interval adjusting mechanism is arranged at the bottom end of the inside of the bottom plate 1;

referring to fig. 1-7, the carrier clamping structure of the SMT feeder further includes a clamping spacing adjustment mechanism, the clamping spacing adjustment mechanism includes a middle fixing plate 5, the middle fixing plate 5 is fixedly connected to a middle position of the bottom end inside the bottom plate 1, two sides of the middle fixing plate 5 are respectively and fixedly connected with a hydraulic cylinder 6, a sliding rod 3 is fixedly connected between two sides inside the bottom plate 1, and a through hole 4 is formed inside the bottom end of the clamping plate 2;

one side of the hydraulic cylinder 6 is connected with the bottom end of one side of the clamping plate 2, the sliding rod 3 penetrates through the through hole 4, and the outer diameter of the sliding rod 3 is smaller than the inner diameter of the through hole 4, so that the clamping plate 2 can move stably;

specifically, as shown in fig. 1 and 2, according to the actual width of the material, the hydraulic cylinder 6 is started to push the clamping plate 2 to move, four groups of through holes 4 at the bottom of the clamping plate 2 and four groups of sliding rods 3 are matched with each other, so that the clamping plate 2 can move stably, the sliding rods 3 distributed symmetrically can effectively disperse the force above the clamping plate, the stability of the clamping plate 2 is ensured, and the middle position fixing plate 5 provides stable support for realizing the overall function of the mechanism, so that the function of adjusting the clamping distance is realized.

Example 2: the bottom end of the splint 2 is provided with a bottom bearing structure 7, the bottom bearing structure 7 consists of a fixing plate 701, fixing bolts 702, rollers 703 and rolling grooves 704, the fixing plate 701 is respectively arranged at the front end and the rear end of the bottom plate 1, two groups of fixing bolts 702 are inserted at the front end of the fixing plate 701, the bottom end of the fixing plate 701 is movably connected with two groups of rollers 703 through fixing pieces, and the rolling grooves 704 are arranged at the bottom end of the bottom plate 1;

the bottom end of the roller 703 is matched with the inside of the rolling groove 704, so that the back-and-forth movement is more stable;

specifically, as shown in fig. 1 and 3, the roller 703 is fixed at the bottom of the splint 2 by the fixing plate 701 and the fixing bolt 702, the two ends of the roller 703 are both provided with the double rollers 703, so that the splint 2 can be effectively kept stable, and can stand by itself, and in addition, the bottom rolling groove 704 makes the whole splint 2 stable whether fixed or displaced, and the distance adjustment of the hydraulic cylinder 6 is better in line, so that the function of keeping the bottom bearing stable is realized.

Example 3: a material feeding and discharging facilitating structure 9 is arranged inside the supporting plate 8, the material feeding and discharging facilitating structure 9 is composed of an inner groove 901, a rotating roller 902, a mounting groove 903 and a rubber anti-slip ring 904, the inner groove 901 is arranged inside the top end of the supporting plate 8, the rotating roller 902 is movably connected between two sides inside the inner groove 901, the mounting groove 903 is arranged outside the rotating roller 902, and the rubber anti-slip ring 904 is fixedly connected inside the mounting groove 903;

the top end of the rotating roller 902 is higher than the top end of the supporting plate 8, so that materials can be supported timely and friction is reduced;

specifically, as shown in fig. 1 and 4, when the material enters the carrier in the loading step in sequence, the material comes above the supporting plate 8 under the driving of the loading mechanism, and contacts the rotating roller 902 in the inner groove 901 when moving forward along the top of the supporting plate 8, the rotating roller 902 rolls to reduce the friction between the material and the top end of the supporting plate 8, so that the material can be fed and discharged more quickly, the mounting groove 903 and the rubber anti-slip ring 904 are matched with each other, the structure is overall more durable, and the function of facilitating the material to enter and exit is realized.

Example 4: a bottom bearing structure 10 is arranged inside the top end of the bottom plate 1, the bottom bearing structure 10 is composed of a bearing plate 1001, a silica gel cushion pad 1002, an inner cavity 1003 and a telescopic plate 1004, the bearing plate 1001 is fixedly connected between the front end and the rear end of the inside of the top end of the bottom plate 1, the top end of the bearing plate 1001 is fixedly connected with the silica gel cushion pad 1002, the inside of the bearing plate 1001 is provided with the inner cavity 1003, and the two sides of the inside of the inner cavity 1003 are respectively provided with the telescopic plate 1004;

the expansion plates 1004 are symmetrically distributed about the vertical center line of the bearing plate 1001, so that the expansion plates can expand back and forth to fill the blank on the two sides in time;

specifically, as shown in fig. 1 and 5, when the material clamp is not tightly clamped and falls on the bottom plate 1, the receiving plate 1001 receives the falling material, the silicone cushion 1002 at the top of the receiving plate 1001 can reduce the impact of the falling material, the probability of damage is reduced, the inner cavity 1003 and the expansion plate 1004 are matched with each other, the receiving range of the receiving plate 1001 is extended, the empty space at the bottom end of the bottom plate 1 can be covered even when the distance between the clamping plates 2 is changed, and the function of receiving the falling material is realized.

Example 5: the interior of the splint 2 is provided with a splint thickness adjusting structure 11, the splint thickness adjusting structure 11 comprises a shaft sleeve 1101, an adjusting hand wheel 1102, a fixing ring 1103, a spring 1104 and an adjusting shaft 1105, the clamp comprises an upper clamping piece 1106, a lower clamping piece 1107, an adjusting fixing plate 1108, a pressing plate 1109 and a fixing sleeve 1110, wherein a shaft sleeve 1101 is fixedly connected to the top end of a clamp plate 2, an adjusting shaft 1105 is inserted into the shaft sleeve 1101, a spring 1104 is fixedly connected to the top end of the shaft sleeve 1101, a fixing ring 1103 is fixedly connected to the top end of the spring 1104, an adjusting hand wheel 1102 is fixedly connected to the top end of the adjusting shaft 1105, five groups of upper clamping pieces 1106 are fixedly connected to the outside of the adjusting shaft 1105, five groups of lower clamping pieces 1107 are fixedly connected to the outside of the adjusting shaft 1105, five groups of adjusting fixing plates 1108 are arranged in the clamp plate 2, the pressing plate 1109 is fixedly connected to one side of each adjusting fixing plate 1108 through a connecting piece, and the fixing sleeve 1110 is fixedly connected to the bottom end of the inside of the clamp plate 2;

the thread at the top end of the outer part of the adjusting shaft 1105 is matched with the thread in the shaft sleeve 1101, the adjusting shaft 1105 penetrates through the inner part of the adjusting fixing plate 1108 and extends to the inner part of the fixing sleeve 1110, the adjusting fixing plate 1108 is arranged between the upper clamping piece 1106 and the lower clamping piece 1107, the pressing plates 1109 are arranged at equal intervals, and the inner diameter of the fixing ring 1103 is larger than the outer diameter of the adjusting shaft 1105, so that the thickness of the clamping is conveniently adjusted;

specifically, as shown in fig. 1, 6 and 7, when the thickness of the clamp needs to be adjusted, that is, the distance between the pressing plate 1109 and the supporting plate 8 is required to be adjusted, the adjusting hand wheel 1102 is rotated, the threads on the adjusting hand wheel 1102 and the threads on the shaft sleeve 1101 are matched with each other, the adjusting shaft 1105 is driven to move up and down in the clamping plate 2 along the fixing sleeve 1110 at the bottom, the position of the adjusting fixing plate 1108 is limited by the upper clamping plate 1106 and the lower clamping plate 1107, along with the up-and-down displacement of the adjusting shaft 1105, the adjusting fixing plate 1108 drives the pressing plate 1109 to move up and down through the connecting part, the fixing ring 1103 and the spring 1104 are matched with each other, the adjusting hand wheel 1102 at the top is abutted, the automatic loose rotation of the adjusting hand wheel 1102 during the operation of the device is prevented, the unexpected thickness change of the clamp is caused, and the function of adjusting the thickness of the clamp is realized.

The working principle is as follows: when the clamping device is used, firstly, the clamping distance is adjusted, the hydraulic cylinder 6 is started to push the clamping plate 2 to move according to the actual width of a material, the four groups of through holes 4 at the bottom of the clamping plate 2 are matched with the four groups of sliding rods 3, so that the clamping plate 2 can stably move, the symmetrically distributed sliding rods 3 can effectively disperse the upward force, the stability of the clamping plate 2 is ensured, and the middle position fixing plate 5 provides stable support for realizing the integral function of the mechanism, so that the function of adjusting the clamping distance is realized; when the distance is adjusted, the double rollers 703 fixed at the bottom of the splint 2 through the fixing plates 701 and the fixing bolts 702 can effectively keep the stability of the splint 2, so that the splint can stand by itself, and the rolling grooves 704 at the bottom ensure that the whole splint 2 can stably move no matter the splint is fixed, and the distance is adjusted by matching with the hydraulic cylinder 6, so that the function of keeping the bottom bearing stable is realized; then, the thickness of the clamp is adjusted, an adjusting hand wheel 1102 is rotated, threads on the adjusting hand wheel 1102 are matched with threads on a shaft sleeve 1101 to drive an adjusting shaft 1105 to move up and down in the clamp plate 2 along a fixing sleeve 1110 at the bottom, an upper clamping piece 1106 and a lower clamping piece 1107 limit the position of an adjusting fixing plate 1108, along with the up-and-down displacement of the adjusting shaft 1105, the adjusting fixing plate 1108 drives a pressing plate 1109 to move up and down through a connecting piece, a fixing ring 1103 and a spring 1104 are matched with each other to tightly abut against the adjusting hand wheel 1102 at the top, the automatic loosening rotation of the adjusting hand wheel 1102 during the operation of equipment is prevented, the accidental thickness change of the clamp is caused, and the function of adjusting the thickness of the clamp is realized; when materials enter the carrier in sequence in the feeding link, the materials are driven by the feeding mechanism to come above the supporting plate 8, and contact with the rotating rollers 902 in the inner groove 901 when moving forward along the top of the supporting plate 8, the rotating rollers 902 roll to reduce the friction between the materials and the top end of the supporting plate 8, so that the materials can be fed and discharged more quickly, the mounting groove 903 and the rubber anti-slip ring 904 are matched with each other, the structure is more durable as a whole, and the function of facilitating the materials to be fed and discharged is realized; when the material clamping is not tight and falls onto the bottom plate 1, the receiving plate 1001 receives the falling material, the silica gel cushion 1002 at the top of the receiving plate 1001 can reduce the impact of the falling material, the probability of damage is reduced, the inner cavity 1003 and the expansion plate 1004 are matched with each other, the receiving range of the receiving plate 1001 is prolonged, the vacancy at the bottom end of the bottom plate 1 can be covered even under the condition that the distance between the clamping plates 2 is changed, and the function of receiving the falling material is realized.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.