CN109835076B - Cylinder cover steel seal mark pressing tool and method - Google Patents
Cylinder cover steel seal mark pressing tool and method Download PDFInfo
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- CN109835076B CN109835076B CN201711227435.XA CN201711227435A CN109835076B CN 109835076 B CN109835076 B CN 109835076B CN 201711227435 A CN201711227435 A CN 201711227435A CN 109835076 B CN109835076 B CN 109835076B
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Abstract
The invention discloses a cylinder cover embossed seal mark pressing tool which comprises a positioning support, embossed seal matrix support blocks, a plurality of embossed seal matrices, press blocks and an embossed seal matrix row spacing adjusting mechanism, wherein the bottom of the positioning support is fixed on two sides of an embossed seal mark part of a cylinder cover; two sides of the lower part of the pressing block are supported in the positioning bracket through a steel seal matrix row spacing adjusting mechanism. The method of the invention comprises the following steps: 1) assembling the tool, and 2) pressing the steel seal marks on the cylinder cover line by line in sequence. The tool has the advantages of small structure, convenience in use and low manufacturing cost. The method greatly improves the working efficiency and quality of steel seal mark pressing, improves the appearance quality of the marine diesel engine, and reduces the labor cost.
Description
Technical Field
The invention relates to a special tool for knocking a steel seal mark by a mechanical part, in particular to a special tool and a method for knocking a product mark on the operation side surface of a cylinder cover, and belongs to the technical field of machining.
Background
The cylinder head is the main key part of the diesel engine, and the steel seal mark needs to be knocked on the cylinder head, as shown in fig. 1, the steel seal mark on the cylinder head 10 of the L23 type marine diesel engine has five rows of 45 characters, which are respectively: the cylinder head comprises a discharge number, a cylinder head body number, a ship inspection certificate number, a water test authentication number and a ship inspection date. Each row of steel seal marks are formed by sequencing and combining letters and numbers according to a writing rule, the length of a steel seal mark area capable of being knocked is about 60mm, the width of the steel seal mark area capable of being knocked is about 35mm, the height of a font of the steel seal marks is 6mm, and the knocking range is narrow.
At present, the steel seal marks on the cylinder cover are manually punched one by one, an operator sequentially selects the corresponding steel seal marks according to the content of the steel seal marks, the corresponding steel seal marks are placed at proper positions of a steel seal mark area of the cylinder cover by experience, and the manual hammer strike is carried out one by one. This method has the following drawbacks:
1. the efficiency is low, an operator needs to select a proper steel seal matrix from dozens of steel seals, the hammer is swung at a proper position of the cylinder cover identification area to knock one by one, at least 30 seconds are needed from the moment that one steel seal matrix is taken out to the moment that the steel seal knocking is completed, and time and labor are wasted.
2. The knocking quality is poor, and the steel seal marks on the cylinder cover have quality problems of uneven depth, oblique fonts and the like because the force of knocking the steel seal matrix by the manual hammer cannot be kept consistent; meanwhile, the manual operation cannot ensure that the intervals of every two adjacent steel seal marks are equal, the line spacing of every line of steel seal marks is equal, the effect of neatly marking the steel seal marks cannot be achieved, and even the phenomenon that the knocked steel seal marks cannot be identified occurs. The appearance quality of the diesel engine is seriously influenced by the poor steel seal marks on the cylinder cover.
Disclosure of Invention
The invention aims to provide a pressing tool and a pressing method for a steel seal mark of a cylinder cover, which are small in structure and convenient to use, and improve the quality and the efficiency of the steel seal mark.
The invention is realized by the following technical scheme:
a cylinder cover embossed seal mark pressing tool comprises a positioning support, embossed seal matrix support blocks, a plurality of embossed seal matrices, press blocks and an embossed seal matrix row spacing adjusting mechanism, wherein the positioning support is in a groove shape with a front opening and comprises vertical side plates on two sides and a transverse plate at the bottom, the lower parts of the vertical side plates are provided with notches, the lower sides of the notches are connecting plates, and the connecting plates on the two sides of the bottom of the positioning support are respectively fixed on the two sides of an embossed seal mark part of a cylinder cover through screws; a plurality of horizontally adjacent embossed stamp type dies are fixed in the embossed stamp type die supporting block side by side, the pressing block and the embossed stamp type die supporting block connecting body are embedded into the notch of the positioning bracket after being fixedly connected up and down, and the bottoms of the plurality of embossed stamp type dies are abutted against the corresponding embossed stamp identification part to be pressed of the cylinder cover; two sides of the lower part of the pressing block are supported in the positioning bracket through a steel seal matrix row spacing adjusting mechanism.
The object of the invention is further achieved by the following technical measures.
Furthermore, the steel seal matrix row spacing adjusting mechanism comprises a plurality of adjusting screws, a plurality of adjusting threaded holes respectively located in the upper portions of the vertical side plates on the two sides of the positioning support and waist-shaped sunken grooves respectively vertically arranged in the centers of the lower portions of the two sides of the pressing block, the adjusting screws are respectively screwed into the adjusting threaded holes corresponding to the upper portions of the vertical side plates from the two sides of the positioning support, the ends of the adjusting screws extend into the waist-shaped sunken grooves on the corresponding side faces of the pressing block, the pressing block and the steel seal matrix supporting block connecting body are hung in the positioning support, and the bottom face of one row of steel seal matrices is located on a corresponding row of steel seal identification portions needing pressing on.
Furthermore, the plurality of adjusting threaded holes are divided into two rows with staggered positions, and the distance A between two adjacent threaded holes is the line spacing of two rows of steel seal marks on the cylinder cover.
Furthermore, the longitudinal center of the steel seal type matrix supporting block is provided with a rectangular hole, the width of the rectangular hole is matched with that of the steel seal type matrix, the length of the rectangular hole is matched with that of a row of a plurality of steel seal type matrices with the largest number of characters, and a plurality of steel seal type matrices which are adjacent in the transverse direction are inserted into the rectangular hole side by side. When the length of the row of the plurality of steel seal matrices is smaller than that of the rectangular hole, adding one or a plurality of blank matrices until the sum of the lengths of the row of the plurality of steel seal matrices and the blank matrices is matched with the length of the rectangular hole.
Furthermore, threaded holes communicated with the end faces of the two longitudinal ends of the rectangular hole are formed in the two sides of the steel seal matrix support block respectively, clamping screws are screwed into the corresponding threaded holes in the upper portion of the vertical side plate respectively, and the ends of the clamping screws abut against the side faces of the steel seal matrices at the two ends of the rectangular hole respectively to clamp a row of steel seal matrices. One end of the adjusting screw is provided with a cylindrical head which is in clearance fit with the waist-shaped sinking groove.
Furthermore, the height of the printing die is 0.8-1.0 mm greater than that of the supporting block of the steel printing die.
A method for pressing a tool for a steel seal mark of a cylinder cover comprises the following steps:
1) assembly tool
1.1) positioning a pressing block and a steel seal type matrix supporting block through a positioning pin and then fixedly connecting the pressing block and the steel seal type matrix supporting block into a whole through a fastening screw;
1.2) sequentially arranging and inserting a group of multiple steel seal matrices corresponding to a first row of steel seal marks to be pressed on the cylinder cover into rectangular holes of steel seal matrix supporting blocks, and clamping a row of steel seal matrices in the steel seal matrix supporting blocks in a mode that the end heads of clamping screws respectively screwed into threaded holes in two sides of the steel seal matrix supporting blocks abut against the side faces of the steel seal matrices at two ends of the rectangular holes;
1.3) then embedding the pressing block and the connector of the steel seal type matrix supporting block into the notch of the positioning bracket, then screwing the adjusting screws into the first row of first adjusting threaded holes from the two sides of the positioning bracket respectively, extending the ends of the adjusting screws into the waist-shaped sinking grooves at the center of the corresponding side surfaces of the pressing block, so that the pressing block and the connector of the steel seal type matrix supporting block are hung in the corresponding position of the positioning bracket, thereby the bottom surface of the steel seal type matrix in the steel seal type matrix supporting block is positioned on the position of the first row of steel seal marks to be pressed on the cylinder cover,
1.4) finally, fixing connecting plates on two sides of the bottom of the positioning support on two sides of the position of the cylinder cover where the steel seal mark needs to be pressed through fastening screws respectively to finish assembly of the tool;
2) first row of steel seal marks on pressing cylinder cover
Placing the tool and the cylinder cover at the lower part of the tool on a hydraulic press workbench, starting the hydraulic press, and pressing a press block by a movable cross beam of the hydraulic press to complete the pressing of a first row of steel seal marks on the cylinder cover;
3) sequentially line-by-line pressing of steel seal marks on cylinder cover
After the movable cross beam of the hydraulic press moves upwards and resets, adjusting screws on two sides of the positioning support are respectively screwed out, and the pressing block and the steel seal type support block connecting body which are connected into a whole are moved outwards from the positioning support, wherein the outwards moving distance is the distance between two adjusting threaded holes; then, a second adjusting screw is respectively screwed into a second row of first adjusting threaded holes adjacent to the first row of first adjusting threaded holes from two sides of the positioning support until the end of the second adjusting screw extends into a waist-shaped sinking groove on the corresponding side surface of the pressing block, so that the pressing block and the steel seal type matrix supporting block connecting body are hung in the corresponding position of the positioning support; replacing a second row of a plurality of steel seal matrices and matching with a corresponding number of blank matrices to ensure that the bottom surface of the inner row of steel seal matrices in the steel seal matrix supporting block is positioned on the part of the cylinder cover to be pressed with a second row of steel seal marks; starting the hydraulic machine, and pressing the press block downwards by the movable cross beam of the hydraulic machine to complete the pressing of the second row of steel seal marks on the cylinder cover;
after the pressing block and the steel seal type matrix supporting block connecting body are moved outwards each time, corresponding adjusting screws are screwed into corresponding adjusting threaded holes, so that the pressing block and the steel seal type matrix supporting block connecting body are hung in corresponding positions of the positioning support, then a group of steel seal type matrices in corresponding rows are replaced, blank type matrices in corresponding numbers are matched if necessary, and the bottom surface of a row of steel seal type matrices in the steel seal type matrix supporting block is positioned on a row of steel seal identification to be pressed on the cylinder cover; the movable cross beam of the hydraulic press presses the pressing block to complete the pressing of the row of steel seal marks on the cylinder cover; by parity of reasoning, the pressing of the corresponding row of steel seal marks on the cylinder cover is finished line by line.
The tool is fixed on a steel seal identification area of a cylinder cover by adopting a positioning support, a plurality of steel seal matrices are fixed in steel seal matrix supporting blocks side by side, a pressing block and a steel seal matrix supporting block connector are vertically and fixedly connected and then embedded into a notch of the positioning support, and the pressing block and the steel seal matrix supporting block connector are hung in the positioning support by screwing adjusting screws from two sides of the positioning support respectively. The structure is small and exquisite, convenient to use, low in manufacturing cost. According to the method, the pressing block and the steel seal matrix supporting block connector are moved in the positioning support in a mode of adjusting the thread pitch, so that one row of steel seal matrixes are accurately moved to the position of a second row of steel seal marks to be pressed on the cylinder cover, and the equal distance between the steel seal marks in each row is ensured. By adopting the mode that the movable cross beam of the hydraulic press presses down the tool, one line of embossed mark can be pressed by one stroke of the hydraulic press, the traditional method that a single embossed mark matrix is knocked one by hand is replaced, the efficiency and the quality of embossed mark pressing are greatly improved, the forming requirement of a production field on the embossed mark of a batch product of the marine diesel engine is met, the appearance quality of the marine diesel engine is improved, and the labor cost is reduced.
Advantages and features of the present invention will be illustrated and explained by the following non-restrictive description of preferred embodiments thereof, given by way of example only with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic illustration of a steel seal logo on a cylinder head of an L23 marine diesel engine;
FIG. 2 is a schematic view of the inventive tool;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a left side view of FIG. 2;
FIG. 5 is a cross-sectional view A-A of FIG. 2;
fig. 6 is a sectional view B-B of fig. 3.
Detailed Description
The invention will be further explained by the following figures and the embodiment of pressing the steel seal marks on the cylinder cover of the L23 type marine diesel engine.
As shown in fig. 2 to 6, the present embodiment includes a positioning bracket 1, a supporting block 2 for the steel seal matrices, a plurality of steel seal matrices 3, a pressing block 4 and a line spacing adjusting mechanism 5, the positioning bracket 1 is in a groove shape with an opening facing the front side, and includes vertical side plates 11 on both sides and a horizontal plate 12 at the bottom, as shown in fig. 4, a gap is formed at the lower part of the vertical side plate 11, a connecting plate 13 is arranged at the lower side of the gap, and the connecting plates 13 at both sides of the bottom of the positioning bracket 1 are respectively fixed on both sides of the steel seal identification portion of the cylinder head 10 through screws 131.
As shown in fig. 5, a rectangular hole 21 is formed in the longitudinal center of the steel stamp support block 2, the width of the rectangular hole matches with the width of the steel stamp 3, the length of the rectangular hole 21 matches with the length of a row of 10 steel stamps 3 with the largest number of characters, and 10 steel stamps 3 adjacent in the transverse direction are inserted into the rectangular hole 21 side by side. The length of the rectangular hole 21 is not limited to the length of 10 steel printing matrices 3, and the number of the steel printing matrices 3 can be increased or decreased as required. In this embodiment, when the length of the row of the plurality of steel stamp matrices 3 is less than the length of the rectangular hole 21, one or a plurality of blank matrices are added until the sum of the lengths of the row of 10 steel stamp matrices 3 and the blank matrices matches the length of the rectangular hole 21. The height of the steel seal matrix 3 is 1.0-1.2 mm greater than that of the steel seal matrix supporting block 2, so that the steel seal marks pressed on the cylinder cover 10 are clearer. Threaded holes 22 communicated with the end faces of the two longitudinal ends of the rectangular hole 21 are formed in the two sides of the steel seal type matrix supporting block 2 respectively, the clamping screws 6 are screwed into the corresponding threaded holes 22 respectively, and the ends of the clamping screws abut against the side faces of the steel seal type matrices in the two ends of the rectangular hole 21 respectively to clamp a row of steel seal type matrices 3.
As shown in FIG. 2, the pressing block 4 and the steel stamp type support block 2 are fixed by a positioning pin 41 and then fixedly connected into a whole by a fastening screw 42. The pressing block 4 and the steel seal matrix supporting block 2 which are fixedly connected from top to bottom are embedded into the notch of the positioning support 1, the bottoms of the plurality of steel seal matrices 3 are abutted against the steel seal identification part to be pressed corresponding to the cylinder cover 10, and two sides of the lower part of the pressing block 4 are supported in the positioning support 1 through the steel seal matrix row spacing adjusting mechanism 5.
The steel seal matrix row spacing adjusting mechanism 5 comprises a plurality of adjusting screws 51, two rows of 5 adjusting threaded holes 111 located on the two sides of the vertical side plates 11 on the two sides of the positioning support 1 respectively and the waist-shaped sinking grooves 43 vertically arranged in the centers of the lower parts on the two sides of the pressing block 4 respectively, the adjusting screws 51 are screwed into the adjusting threaded holes 111 corresponding to the upper parts of the vertical side plates 11 from the two sides of the positioning support 1 respectively, the ends of the adjusting screws 51 extend into the waist-shaped sinking grooves 43 on the corresponding side surfaces of the pressing block 4, and the cylindrical head of one end of each adjusting screw 51 is in clearance fit with the waist-shaped sinking grooves 43, so that the pressing block 4 can be prevented from shaking back and. The end of the adjusting screw 51 extends into the waist-shaped sinking groove 43 of the press block 4, so that the press block 4 and the steel seal type matrix supporting block 2 are suspended in the positioning support 1, and the bottom surface of the row of steel seal type matrices 3 is positioned on the cylinder cover 10 corresponding to a row of steel seal identification parts needing to be pressed. The 5 adjusting threaded holes 111 are divided into two rows with staggered positions, and the distance A between two adjacent threaded holes 111 is the line spacing of two rows of steel seal marks on the cylinder cover 10, so that the line spacing of pressed several rows of steel seal marks can be kept unchanged.
The use method of the cylinder cover steel seal mark pressing tool comprises the following steps:
1) assembly tool
1.1) positioning the pressing block 4 and the steel seal type matrix supporting block 2 through a positioning pin 41 and then fixedly connecting the pressing block and the steel seal type matrix supporting block into a whole through a fastening screw 42.
1.2) then arranging a group of 9 steel seal matrices 3 corresponding to the first row of steel seal marks to be pressed on the cylinder cover 10 in sequence, inserting the groups into the rectangular holes 21 of the steel seal matrix supporting blocks 2, inserting 1 blank matrix in addition, and clamping a row of steel seal matrices 3 in the steel seal matrix supporting blocks 2 in a mode that the ends of clamping screws 6 screwed into threaded holes 22 on two sides of the steel seal matrix supporting blocks 2 respectively abut against the side surfaces of the steel seal matrices 3 at two ends of the rectangular holes.
1.3) again with briquetting 4 and the notch 14 of embossed seal matrix supporting shoe 2 connector embedding locating support 1 in, then screw into first row first regulation screw hole 511 respectively with adjusting screw 51 from locating support 1 both sides, adjusting screw 51 end stretches into the waist shape heavy groove 43 of briquetting 4 corresponding side central authorities for briquetting 2 and embossed seal matrix supporting shoe 4 hang in the position that locating support 1 corresponds, thereby the bottom surface that makes one row of embossed seal matrix 3 in the embossed seal matrix supporting shoe 2 is located the position of the first row of embossed seal sign of treating the suppression on cylinder head 10, accomplish the assembly of frock.
1.4) finally, fixing the connecting plates 13 on the two sides of the bottom of the positioning bracket 1 on the two sides of the part of the cylinder cover 10, where the steel seal mark needs to be pressed, through fastening screws 131 respectively, and completing the assembly of the tool.
2) Pressing the first row of embossed marks on the cylinder head 10
The tool and the cylinder cover 10 at the lower part of the tool are placed on a hydraulic press workbench, the hydraulic press is started, a movable cross beam of the hydraulic press downwards presses a pressing block and a steel seal type matrix supporting block connector, and pressing of a first row of steel seal marks on the cylinder cover 10 is completed.
3) Embossing mark on cylinder cover 10 is pressed line by line in sequence
After the movable cross beam of the hydraulic press moves upwards and resets, the adjusting screws 51 at the two sides of the positioning bracket 1 are respectively screwed out, the connecting body of the press block 4 and the steel seal type support block 2 is moved outwards from the positioning bracket 1, and the outward movement distance is the distance between the two adjusting threaded holes 111; then, a second adjusting screw 51 is respectively screwed into a second row of first adjusting threaded holes 111 adjacent to the first row of first adjusting threaded holes 111 from two sides of the positioning bracket 1 until the end of the second adjusting screw 51 extends into the waist-shaped sinking groove 43 on the corresponding side surface of the pressing block 4, so that the pressing block 4 and the steel stamp type die supporting block 2 connecting body are hung in the corresponding position of the positioning bracket 1; and replacing the second row of 8 steel seal matrices 3 and matching with 2 blank matrices with corresponding quantity to ensure that the bottom surface of the inner row of steel seal matrices 3 in the steel seal matrix supporting block 2 is positioned on the part of the cylinder cover 10 to be pressed with the second row of steel seal marks. And starting the hydraulic machine, and pressing the connecting body of the pressing block 4 and the steel seal type matrix supporting block 2 by the movable cross beam of the hydraulic machine to complete the pressing of the second row of steel seal marks on the cylinder cover 10.
After the connecting bodies of the pressing block 4 and the steel seal type matrix supporting block 2 are moved outwards each time, the corresponding adjusting screws 51 are screwed into the corresponding adjusting threaded holes 111, so that the connecting bodies of the pressing block 4 and the steel seal type matrix supporting block 2 are hung in the corresponding positions of the positioning support 1, then a group of a plurality of steel seal type matrices 3 in a corresponding row are replaced, blank type matrices in a corresponding number are matched if necessary, and the bottom surface of the steel seal type matrix 3 in the inner row in the steel seal type matrix supporting block 2 is positioned on the position of a row of steel seal marks to be pressed on the cylinder cover 10. The movable cross beam of the hydraulic press presses the pressing block to complete the pressing of the row of steel seal marks on the cylinder cover 10. By parity of reasoning, the pressing of the corresponding row of steel seal marks on the cylinder cover 10 is finished line by line.
In addition to the above embodiments, the present invention may have other embodiments, and any technical solutions formed by equivalent substitutions or equivalent transformations fall within the scope of the claims of the present invention.
Claims (7)
1. A cylinder cover embossed seal mark pressing tool is characterized by comprising a positioning support, an embossed seal matrix support block, a plurality of embossed seal matrices, a pressing block and an embossed seal matrix row spacing adjusting mechanism, wherein the positioning support is in a groove shape with a front opening and comprises vertical side plates on two sides and a transverse plate at the bottom, the lower part of each vertical side plate is provided with a notch, the lower side of each notch is provided with a connecting plate, and the connecting plates on the two sides of the bottom of the positioning support are respectively fixed on the two sides of an embossed seal mark part of a cylinder cover through screws; a plurality of horizontally adjacent embossed stamp type dies are fixed in the embossed stamp type die supporting block side by side, the pressing block and the embossed stamp type die supporting block connecting body are embedded into the notch of the positioning bracket after being fixedly connected up and down, and the bottoms of the plurality of embossed stamp type dies are abutted against the corresponding embossed stamp identification part to be pressed of the cylinder cover; two sides of the lower part of the pressing block are supported in the positioning bracket through a steel seal matrix row spacing adjusting mechanism; the steel seal matrix row spacing adjusting mechanism comprises a plurality of adjusting screws, a plurality of adjusting threaded holes respectively positioned at the upper parts of the vertical side plates at the two sides of the positioning support and kidney-shaped sunken grooves respectively vertically arranged at the centers of the lower parts at the two sides of the pressing block, the adjusting screws are respectively screwed into the adjusting threaded holes corresponding to the upper parts of the vertical side plates from the two sides of the positioning support, the ends of the adjusting screws extend into the kidney-shaped sunken grooves at the corresponding side surfaces of the pressing block, so that the pressing block and a steel seal matrix supporting block connecting body are hung in the positioning support, and the bottom surfaces of a row of steel seal matrices are positioned on a row of steel seal identification parts; the plurality of adjusting threaded holes are divided into two rows with staggered positions, and the distance A between two adjacent threaded holes is the line spacing of two rows of steel seal marks on the cylinder cover.
2. The cylinder head embossed mark pressing tool according to claim 1, wherein a rectangular hole is formed in the longitudinal center of the embossed matrix support block, the width of the rectangular hole is matched with that of the embossed matrix, the length of the rectangular hole is matched with that of a row of the embossed matrices with the largest number of characters, and the plurality of transversely adjacent embossed matrices are inserted into the rectangular hole side by side.
3. The cylinder head embossed mark pressing tool according to claim 1, wherein when the length of the row of the plurality of embossed matrices is less than the length of the rectangular hole, one or more blank matrices are added until the sum of the lengths of the row of the plurality of embossed matrices and the blank matrices matches the length of the rectangular hole.
4. The cylinder head embossed mark pressing tool according to claim 2, wherein threaded holes communicated with end faces of two longitudinal ends of the rectangular hole are respectively formed in two sides of the embossed matrix support block, clamping screws are respectively screwed into the corresponding threaded holes, and ends of the clamping screws respectively abut against side faces of the embossed matrices at two ends of the rectangular hole to clamp a row of embossed matrices.
5. The cylinder head embossed seal identification pressing tool according to claim 1, wherein a cylindrical head at one end of the adjusting screw is in clearance fit with the kidney-shaped sunken groove.
6. The cylinder head embossed seal mark pressing tool according to claim 1, wherein the height of the embossed seal matrix is 0.8-1.0 mm greater than that of the embossed seal matrix supporting block.
7. A method of using the cylinder head embossed mark pressing tool of claim 1, comprising the steps of:
1) assembly tool
1.1) positioning a pressing block and a steel seal type matrix supporting block through a positioning pin and then fixedly connecting the pressing block and the steel seal type matrix supporting block into a whole through a fastening screw;
1.2) sequentially arranging and inserting a group of multiple steel seal matrices corresponding to a first row of steel seal marks to be pressed on the cylinder cover into rectangular holes of steel seal matrix supporting blocks, and clamping a row of steel seal matrices in the steel seal matrix supporting blocks in a mode that the end heads of clamping screws respectively screwed into threaded holes in two sides of the steel seal matrix supporting blocks abut against the side faces of the steel seal matrices at two ends of the rectangular holes;
1.3) then embedding the pressing block and the connector of the steel seal type matrix supporting block into the notch of the positioning bracket, then screwing the adjusting screws into the first row of first adjusting threaded holes from the two sides of the positioning bracket respectively, extending the ends of the adjusting screws into the waist-shaped sinking grooves at the center of the corresponding side surfaces of the pressing block, so that the pressing block and the connector of the steel seal type matrix supporting block are hung in the corresponding position of the positioning bracket, thereby the bottom surface of the steel seal type matrix in the steel seal type matrix supporting block is positioned on the position of the first row of steel seal marks to be pressed on the cylinder cover,
1.4) finally, fixing connecting plates on two sides of the bottom of the positioning support on two sides of the position of the cylinder cover where the steel seal mark needs to be pressed through fastening screws respectively to finish assembly of the tool;
2) first row of steel seal marks on pressing cylinder cover
Placing the tool and the cylinder cover at the lower part of the tool on a hydraulic press workbench, starting the hydraulic press, and pressing a press block and a steel seal type matrix support block by a movable cross beam of the hydraulic press to complete the pressing of a first row of steel seal marks on the cylinder cover;
3) sequentially line-by-line pressing of steel seal marks on cylinder cover
After the movable cross beam of the hydraulic press moves upwards and resets, adjusting screws on two sides of the positioning support are respectively screwed out, the pressing block and the steel seal type matrix supporting block connecting body are moved outwards from the positioning support, and the outwards moving distance is the distance between the two adjusting threaded holes; then, a second adjusting screw is respectively screwed into a second row of first adjusting threaded holes adjacent to the first row of first adjusting threaded holes from two sides of the positioning support until the end of the second adjusting screw extends into a waist-shaped sinking groove on the corresponding side surface of the pressing block, so that the pressing block and the steel seal type matrix supporting block connecting body are hung in the corresponding position of the positioning support, then a group of a plurality of steel seal type matrices in the second row are replaced, and a corresponding number of blank type matrices are matched if necessary, so that the bottom surface of one row of steel seal type matrices in the steel seal type matrix supporting block is positioned on the part of a second row of steel seal marks to be pressed on the cylinder cover; starting the hydraulic machine, and pressing the press block downwards by the movable cross beam of the hydraulic machine to complete the pressing of the second row of steel seal marks on the cylinder cover;
after the pressing block and the steel seal type matrix supporting block connecting body are moved outwards each time, corresponding adjusting screws are screwed into corresponding adjusting threaded holes, so that the pressing block and the steel seal type matrix supporting block connecting body are hung in corresponding positions of the positioning support, then a group of steel seal type matrices in corresponding rows are replaced, blank type matrices in corresponding numbers are matched if necessary, and the bottom surface of a row of steel seal type matrices in the steel seal type matrix supporting block is positioned on a row of steel seal identification to be pressed on the cylinder cover; the movable cross beam of the hydraulic press presses the pressing block to complete the pressing of the row of steel seal marks on the cylinder cover; by parity of reasoning, the pressing of the corresponding row of steel seal marks on the cylinder cover is finished line by line.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711227435.XA CN109835076B (en) | 2017-11-29 | 2017-11-29 | Cylinder cover steel seal mark pressing tool and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711227435.XA CN109835076B (en) | 2017-11-29 | 2017-11-29 | Cylinder cover steel seal mark pressing tool and method |
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| Publication Number | Publication Date |
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| CN109835076A CN109835076A (en) | 2019-06-04 |
| CN109835076B true CN109835076B (en) | 2020-12-29 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4290508B2 (en) * | 2003-08-08 | 2009-07-08 | 有限会社幸文堂 | Articulated stamps and stamps |
| CN202271678U (en) * | 2011-09-30 | 2012-06-13 | 绍兴万龙精密机械制造有限公司 | Changeable mechanical marking machine |
| CN204077101U (en) * | 2014-09-24 | 2015-01-07 | 四川工程职业技术学院 | The convenient handler of a kind of type matrix |
| CN204977866U (en) * | 2015-09-09 | 2016-01-20 | 罗建华 | Production lot number machine is printed to pneumatic steel letters |
-
2017
- 2017-11-29 CN CN201711227435.XA patent/CN109835076B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4290508B2 (en) * | 2003-08-08 | 2009-07-08 | 有限会社幸文堂 | Articulated stamps and stamps |
| CN202271678U (en) * | 2011-09-30 | 2012-06-13 | 绍兴万龙精密机械制造有限公司 | Changeable mechanical marking machine |
| CN204077101U (en) * | 2014-09-24 | 2015-01-07 | 四川工程职业技术学院 | The convenient handler of a kind of type matrix |
| CN204977866U (en) * | 2015-09-09 | 2016-01-20 | 罗建华 | Production lot number machine is printed to pneumatic steel letters |
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|---|---|
| CN109835076A (en) | 2019-06-04 |
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