CN202878567U - Point-differential motion fine-adjustment scraper mold head with adjustable plate - Google Patents
Point-differential motion fine-adjustment scraper mold head with adjustable plate Download PDFInfo
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- CN202878567U CN202878567U CN 201220542744 CN201220542744U CN202878567U CN 202878567 U CN202878567 U CN 202878567U CN 201220542744 CN201220542744 CN 201220542744 CN 201220542744 U CN201220542744 U CN 201220542744U CN 202878567 U CN202878567 U CN 202878567U
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- groove
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Abstract
The utility model relates to a point-differential motion fine-adjustment scraper mold head with an adjustable plate. The point-differential motion fine-adjustment scraper mold head comprises a front plate, a rear plate and two side plates, wherein the two ends of the front plate and the rear plate are respectively connected through the side plates to form a hopper, and a gap is reserved between the lower part of the front plate and the lower part of the rear plate to from a discharge port; the point-differential motion fine-adjustment scraper mold head also comprises a lip opening plate; a groove is formed at the bottom end of the front plate in the length direction of the front plate, the lip opening plate is embedded in the groove, and the depth of the lip opening plate in the groove can be adjusted; and a depth adjustment device is connected between the lip opening plate and the groove. The point-differential motion fine-adjustment scraper mold head with the adjustable plate has the advantages that the distance between adjustable bolts is small, the differential motion is adjusted at intervals, the fine-adjustment is convenient and reliable, the mold head can be adjusted at any time on line according to production conditions, so that the uniformity of the transverse thickness of produced thin films is controlled and improved very well, and thus the mechanical properties of the films are also improved to a certain extent, and the coiled films are compact and smooth.
Description
Technical field
The utility model belongs to a kind of thin film forming machine (slobbering machine) and uses die head, in particular for the die head of the class thin film forming machines such as polyimides.
Background technology
In the production process of the films such as polyimides, being become the equipment of film by ester moulding---all can use die head on the slobbering machine, wherein a kind of simple, non-pressure pattern head is called the scraper die head.The thickness of production product film, in the certain situation of raw materials used resin, depend primarily on the gap between die head header board and the slobbering machine steel band, the header board of former die head or can not up-down adjustment, although energy up-down adjustment, but owing to be subject to placing restrictions on of governor motion structure, the gap ratio between adjusting bolt is larger, is about 60mm such as the adjusting bolt spacing of patent ZL201120494223.X " header board multiple spot adjusting scraper die head ".Because the slobbering machine steel band is under the tensile force effect, steel band laterally and the big or small position in the gap between the die head be at random, if the spacing of adjusting bolt is large like this, and the position that needs to adjust is sometimes between two adjusting bolts, the film transverse gage of so producing also can be inconsistent, cause the film thickness horizontal homogeneity poor, thereby also affect other performance of film and rolling performance.In addition, sometimes need the amount of height of regulating very little (0.01mm less than), relatively more difficult control during adjusting.
The utility model content
The utility model is in order further to solve the problem of said film horizontal homogeneity and the problem of minor adjustment amount, a header board adjustable point differential differential tuning scraper die head is provided, spacing between each point of adjustment can reach 25mm, even less, by differential adjusting bolt, can realize trickleer, more accurate adjusting to front plate height.
Concrete technical scheme of the present utility model is as follows:
A kind of header board adjustable point differential differential tuning scraper die head comprises header board, rear plate and two blocks of side plates; The two ends of described front and rear panels connect by described side plate respectively, consist of hopper; Be provided with the gap between described header board bottom and the rear plate bottom, consist of feed opening, also comprise the lip plate; Described header board bottom has groove along the length direction of header board, and described lip plate is embedded in this groove, and the degree of depth of lip plate in this groove is adjustable; Be connected with depth adjustment between described lip plate and the groove;
Described depth adjustment comprises on the header board along a plurality of parallel via holes that distribute on its length direction, through hole axially consistent with the header board short transverse; One end of through hole is installed with adjusting bolt in through hole in described groove; Adjusting bolt comprises adjusting bolt top and adjusting bolt bottom, and adjusting bolt top is provided with two kinds of external screw threads, is positioned at the first externally threaded diameter of top greater than the second externally threaded diameter of below; Be rotary with adjusting nut on the first external screw thread; The top of adjusting bolt bottom is provided with internal thread, and this internal thread is connected with described the second external screw thread rotation; The bottom of adjusting bolt bottom is upper along being connected with described lip plate.
The edge of described adjusting nut is provided with the housing screw that it is connected with edge on the header board.
Be rotary with the gap on the upper surface of described adjusting nut and eliminate screw, this screw is the upper surface of precession adjusting nut from top to bottom.
Described rear plate is provided with reinforcement.
Principle of the present utility model is described as follows:
In the utility model, header board, rear plate are connected bolt and are connected with alignment pin and surround a rectangle cell body with biside plate, be used for storing a certain amount of resin.The lip plate is installed in the lower channel of header board, adjusting nut is pushed down by housing screw, be installed in the top of header board, in each adjusting nut adjusting bolt is installed, the bottom of each adjusting bolt links to each other with the lip plate, each adjusting bolt is divided into, lower two parts, the upper part of adjusting bolt has two kinds of screw threads, the pitch of two kinds of screw threads is different, to realize differential adjusting, the top screw thread of adjusting bolt is connected with adjusting nut, connects under the lower thread of adjusting bolt and the adjusting bolt, when needing to regulate, turn adjusting bolt, between adjusting bolt and the adjusting nut movement is arranged, simultaneously on the adjusting bolt, between lower two parts movement is arranged also, and the amount that drive lip plate moves up and down is both differences, thereby the gap between realization die head header board each point place and the steel band is trickle, fine adjustment.For the ease of flowing and cleaning when stopping of resin, polishing is generally carried out in cell body inside.
Described header board bottom has groove, be used for installing the lip plate, the length of header board also is that the width of die head is determined by the production product width, in the length of whole header board every the determining deviation hole that distributes, in order to adjusting bolt to be installed, the header board two sides have screw, and in order to link to each other with side plate, front plate material is generally stainless steel;
Described rear plate is a rectangular steel plate, and both sides have the bolt hole that links to each other with side plate, and for the mode that reinforcement is generally adopted in the intensity that guarantees rear plate and weight reduction, rear plate material generally also is stainless steel;
Described lip plate is preferably alloy steel material manufacturing of elasticity, and the bottom lip requires to be processed into higher linearity;
Described adjusting nut requires that higher accuracy of thread is arranged, and is rotary with the gap above this adjusting nut and eliminates screw, and this screw is the bottom surface of precession adjusting nut from top to bottom;
Described adjusting bolt is divided into upper and lower two parts, and upper part has two kinds of screw threads, and the pitch of two kinds of screw threads is different, to realize differential differential tuning, also requires to have simultaneously higher accuracy of thread.
Compared with prior art, use header board adjustable point differential differential tuning scraper die head of the present utility model, the adjusting bolt spacing is little, gap adjustment is differential, trace is easy to adjust reliable, can regulate at any time online according to the condition of production, obtains fine control and raising so that produce the transverse gage uniformity of film, thereby the mechanical performance of film also is increased, makes the film of rolling tightr, smooth.
Description of drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is top view of the present utility model;
Fig. 3 is left view of the present utility model;
Fig. 4 is A among Fig. 2-A cross-sectional schematic;
Fig. 5 is the profile of adjusting nut;
Fig. 6 is the adjusting bolt front view.
1-header board wherein; 2-rear plate; 3-side plate; 4-support plate; 5-die head regulating handle; 6-adjusting nut; 7-adjusting bolt top; 8-housing screw; 9-adjusting bolt bottom; 10-lip plate; Screw mounting hole is eliminated in 11-gap; A-steel band.
The specific embodiment
Further specify this patent below in conjunction with drawings and Examples.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of header board adjustable point differential differential tuning scraper die head comprises header board 1, rear plate 2 and two blocks of side plates 3 and steel band a; Described header board 1 be connected the two ends of plate 2 and connect by described side plate 3 respectively, consist of hopper; Be provided with the gap between described header board 1 bottom and rear plate 2 bottoms, consist of feed opening, also comprise lip plate 10; Described header board 1 bottom has groove along the length direction of header board 1, and described lip plate 10 is embedded in this groove, and the degree of depth of lip plate 10 in this groove is adjustable; Be connected with depth adjustment between described lip plate 10 and the groove.
Described depth adjustment comprises on the header board 1 along a plurality of parallel via holes that distribute on its length direction, through hole axially consistent with header board 1 short transverse; One end of through hole is installed with adjusting bolt in through hole in described groove; Adjusting bolt comprises adjusting bolt top 7 and adjusting bolt bottom 9, adjusting bolt top 7 is provided with two kinds of external screw threads, be positioned at the first externally threaded diameter of top greater than the second externally threaded diameter of below, be rotary with adjusting nut 6 on the first external screw thread, the top of adjusting bolt bottom 9 is provided with internal thread, this internal thread is connected with described the second external screw thread rotation, and the bottom of adjusting bolt bottom 9 is upper along being connected with described lip plate 10.
The edge of described adjusting nut 6 is provided with itself and the housing screw 8 that edge on the header board 1 is connected, and each housing screw is pressed adjacent two adjusting nuts simultaneously except the housing screw on header board both sides.
The upper surface of described adjusting nut 6 is provided with the gap and eliminates screw mounting hole 11, is rotary with the gap and eliminates screw, and this screw is the upper surface of precession adjusting nut from top to bottom.
Described rear plate is provided with reinforcement.
In the present embodiment, above-mentioned header board 1 bottom has groove, be used for installing lip plate 10,47 holes of distribution in the whole length of this header board 1, in order to 47 adjusting bolts to be installed, the spacing between each adjusting bolt is 25mm, header board 1 two sides have screw, in order to linking to each other with side plate 3, side plate 3 is connected connection, support plate 4 and is provided with die head regulating handle 5 with support plate, and front plate material is stainless steel.
Above-mentioned rear plate is a rectangular steel plate, and both sides have the bolt hole that links to each other with side plate, and for the mode that reinforcement has been adopted in the intensity that guarantees rear plate and weight reduction, rear plate material also is stainless steel.
Above-mentioned lip plate is preferably alloy steel material manufacturing of elasticity, and the bottom lip is processed into higher linearity.
Above-mentioned adjusting nut 6 has higher accuracy of thread, gap during simultaneously for elimination adjusting nut and adjusting bolt up-down adjustment, the groove that axially cuts out an one fixed width along adjusting nut, groove depth is about 2/3 of adjusting nut external diameter, marginal position top at groove processes screw thread, the bottom coaxial with screw thread processes counterbore, eliminate screw in order to assemblage gap, after in adjusting bolt is fit into the adjusting nut hole, eliminate screw by suitably tightening the gap, can eliminate the gap between adjusting bolt and the adjusting nut.
Two kinds of external screw threads were arranged in 7 minutes at above-mentioned adjusting bolt top, two kinds of externally threaded pitch are different, specific in this example, the externally threaded pitch in the side of being located thereon is 1.5mm, the externally threaded pitch in below is 1.411mm, and adjusting bolt rotates a circle like this, and corresponding lip plate approximately moves up and down 0.089mm, also require to have simultaneously higher accuracy of thread, adjusting bolt top links to each other with the lip plate with pin by the below external screw thread.
Need to prove: 47 adjusting bolts are a special case, also can be other varying numbers; The adjusting bolt thread pitch is that 1.5mm and 1.411mm also are special cases, also can be the combination of other different pitch.
Claims (4)
1. a header board adjustable point differential differential tuning scraper die head comprises header board, rear plate and two blocks of side plates; The two ends of described front and rear panels connect by described side plate respectively, consist of hopper; Be provided with the gap between described header board bottom and the rear plate bottom, consist of feed opening, it is characterized in that also comprising the lip plate; Described header board bottom has groove along the length direction of header board, and described lip plate is embedded in this groove, and the degree of depth of lip plate in this groove is adjustable; Be connected with depth adjustment between described lip plate and the groove;
Described depth adjustment comprises on the header board along a plurality of parallel via holes that distribute on its length direction, through hole axially consistent with the header board short transverse; One end of through hole is installed with adjusting bolt in through hole in described groove; Adjusting bolt comprises adjusting bolt top and adjusting bolt bottom, and adjusting bolt top is provided with two kinds of external screw threads, is positioned at the first externally threaded diameter of top greater than the second externally threaded diameter of below; Be rotary with adjusting nut on the first external screw thread; The top of adjusting bolt bottom is provided with internal thread, and this internal thread is connected with described the second external screw thread rotation; The bottom of adjusting bolt bottom is upper along being connected with described lip plate.
2. scraper die head according to claim 1 is characterized in that the edge of described adjusting nut is provided with the housing screw that it is connected with edge on the header board.
3. scraper die head according to claim 1 and 2 is characterized in that being rotary with the gap on the upper surface of described adjusting nut eliminates screw, and this screw is the upper surface of precession adjusting nut from top to bottom.
4. scraper die head according to claim 1 is characterized in that described rear plate is provided with reinforcement.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201220542744 CN202878567U (en) | 2012-10-23 | 2012-10-23 | Point-differential motion fine-adjustment scraper mold head with adjustable plate |
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CN 201220542744 CN202878567U (en) | 2012-10-23 | 2012-10-23 | Point-differential motion fine-adjustment scraper mold head with adjustable plate |
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CN 201220542744 Expired - Fee Related CN202878567U (en) | 2012-10-23 | 2012-10-23 | Point-differential motion fine-adjustment scraper mold head with adjustable plate |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103963202A (en) * | 2014-01-20 | 2014-08-06 | 沙嫣 | Device and system for quickly detaching mold lever |
CN105818307A (en) * | 2016-05-03 | 2016-08-03 | 淮安科润膜材料有限公司 | Casting knife of ionic membrane steel belt casting machine with opening and closing functions |
CN107839132A (en) * | 2017-11-17 | 2018-03-27 | 鹤山市信必达新型环保材料科技有限公司 | A kind of adjustable casting machine extrusion die |
CN113649229A (en) * | 2021-09-18 | 2021-11-16 | 深圳市曼恩斯特科技股份有限公司 | Coating die head |
-
2012
- 2012-10-23 CN CN 201220542744 patent/CN202878567U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103963202A (en) * | 2014-01-20 | 2014-08-06 | 沙嫣 | Device and system for quickly detaching mold lever |
CN103963202B (en) * | 2014-01-20 | 2016-11-02 | 南通强生安全防护科技有限公司 | Quick disassembling mould thick stick Apparatus and system |
CN105818307A (en) * | 2016-05-03 | 2016-08-03 | 淮安科润膜材料有限公司 | Casting knife of ionic membrane steel belt casting machine with opening and closing functions |
CN105818307B (en) * | 2016-05-03 | 2018-07-10 | 淮安科润膜材料有限公司 | Casting knife of ionic membrane steel belt casting machine with opening and closing functions |
CN107839132A (en) * | 2017-11-17 | 2018-03-27 | 鹤山市信必达新型环保材料科技有限公司 | A kind of adjustable casting machine extrusion die |
CN113649229A (en) * | 2021-09-18 | 2021-11-16 | 深圳市曼恩斯特科技股份有限公司 | Coating die head |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20151023 |
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EXPY | Termination of patent right or utility model |