CN220658939U - Punching die for bed connecting plate - Google Patents
Punching die for bed connecting plate Download PDFInfo
- Publication number
- CN220658939U CN220658939U CN202322370590.4U CN202322370590U CN220658939U CN 220658939 U CN220658939 U CN 220658939U CN 202322370590 U CN202322370590 U CN 202322370590U CN 220658939 U CN220658939 U CN 220658939U
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- upper die
- punching
- plate
- peripheral
- punch
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- 238000004080 punching Methods 0.000 title claims abstract description 81
- 230000002093 peripheral effect Effects 0.000 claims abstract description 67
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 49
- 238000007723 die pressing method Methods 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 230000006978 adaptation Effects 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 4
- 210000002105 tongue Anatomy 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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- Punching Or Piercing (AREA)
Abstract
The utility model discloses a punching die for a bed connecting plate, which comprises a base, an upper die assembly and a lower die assembly, wherein the lower die assembly comprises a lower die base, a lower die supporting plate and a punching lower die seat, and the punching lower die seat is provided with a middle punching cavity and four peripheral punching cavities; the upper die assembly comprises an upper die fixing base plate, an upper die mounting plate, an upper die pressing plate and a punching upper die holder; the middle punch and the peripheral punch are arranged on the punching upper die holder, and a reinforcing base plate is fixed between the punching upper die holder and the upper die fixing base plate. The punching die can reduce deformation of the upper die fixing substrate and ensure punching quality.
Description
Technical Field
The utility model relates to a punching die for a bed connecting plate, and belongs to the technical field of dies.
Background
The bed body of the medical bed and the supporting legs are connected by adopting a bed body connecting plate, the existing bed body connecting plate is a flat plate at present, one end of the flat plate is welded at the end part of the supporting legs, bolt holes are formed in the flat plate, when the supporting legs are connected with the bed body, the supporting legs are only required to be placed below the bed body, the bolt holes in the flat plate are aligned with the bolt holes in the frame of the bed body, and then the fixing can be completed by screwing bolts; the applicant has thus devised a new bed connecting plate, as shown in figures 1 and 2, comprising a plate portion provided with a central hole and four peripheral holes, the four peripheral holes being arranged around the central hole and being rectangular; the edge of the plate part is provided with four tongues, the extending direction of the tongues is perpendicular to the plate part, the four tongues are arranged on one side of the plate part in pairs at intervals, clamping grooves are formed between the tongues on different sides, the assembly of the bed body connecting plate is very simple and firm, firstly, the upper ends of the supporting feet are inserted into the central holes to be welded and fixed, then, the clamping grooves are clamped and sleeved on the bed body frame at the bottom of the bed body during assembly, the accurate assembly between the bed body connecting plate and the bed body frame can be realized through the clamping grooves, and then, bolt holes on the bed body frame are correspondingly screwed into bolts with peripheral holes.
And the bed body connecting plate need carry out punching processing in the shaping in-process, and present cut-out press mainly includes mould subassembly and lower mould subassembly, goes up mould subassembly including vertical lift slidable mounting in the fixed base plate of last mould of lower mould backup pad top, goes up the fixed base plate below vertical lift slidable mounting of mould and has an upper mould mounting panel, be provided with the limit structure of elastic component and restriction upper mould mounting panel position between fixed base plate of upper mould and the upper mould mounting panel, be provided with the upper die base that punches a hole on the fixed base plate of upper mould, can dismantle on the upper die base that punches a hole and be fixed with middle drift and peripheral drift, and this middle drift and peripheral drift all can be dismantled and fix on the upper die base that punches a hole and the upper end supports on the fixed base plate of upper mould, and this mould has following shortcoming: 1. because the middle punch and the peripheral punch are easy to wear in the punching process, the middle punch and the peripheral punch are required to be replaced, the replacement is very troublesome, and the upper die assembly is required to be integrally disassembled to take out the middle punch and the peripheral punch, so that the replacement is very troublesome; 2. the middle punch and the peripheral punch can generate larger impact force on the upper die fixing base plate, so that pits are formed at the contact parts of the upper die fixing base plate, the middle punch and the peripheral punch, especially the size of the peripheral punch is smaller, pits are easier to generate, and the generation of the pits can affect the punching quality.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the punching die of the bed connecting plate can reduce deformation of an upper die fixing substrate and ensure punching quality.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the punching die comprises a base, wherein an upper die assembly and a lower die assembly which are matched with each other are arranged on the base, the lower die assembly comprises a lower die base fixed on the base, a lower die supporting plate is fixed at the upper end of the lower die base, a punching lower die base is fixed on the lower die supporting plate, a middle punching cavity and four peripheral punching cavities positioned at the periphery of the middle punching cavity are arranged on the punching lower die base, and the middle punching cavity and the peripheral punching cavities are used for forming middle holes and peripheral holes on a steel belt; punching and leaking hole cavities which are in one-to-one correspondence with the middle punching hole cavity and the peripheral punching hole cavity are formed in the lower die supporting plate;
the upper die assembly comprises an upper die fixing base plate which is vertically arranged above a lower die supporting plate in a lifting and sliding manner, an upper die mounting plate is vertically arranged below the upper die fixing base plate in a lifting and sliding manner, an elastic piece and a limiting structure for limiting the position of the upper die mounting plate are arranged between the upper die fixing base plate and the upper die mounting plate, an upper die pressing plate for pressing a steel belt is arranged at the bottom of the upper die mounting plate, a punching upper die holder is arranged on the upper die fixing base plate, and the punching upper die holder is positioned between the upper die fixing base plate and the upper die mounting plate;
the middle punch and the peripheral punch are detachably and fixedly arranged on the punching upper die holder and are in one-to-one correspondence with the middle punch cavity and the peripheral punch cavity, a middle mounting counter bore and a peripheral mounting counter bore are arranged on the punching upper die holder, the middle punch and the peripheral punch both comprise a punch rod part and a punch head part, the size of the punch head part is larger than that of the punch rod part and form a step shape, the middle punch and the peripheral punch are respectively inserted into the middle mounting counter bore and the peripheral mounting counter bore, a reinforcing base plate is fixed between the punching upper die holder and the upper die fixing base plate, and middle through holes and peripheral through holes which are convenient for one-to-one correspondence between the middle punch and the peripheral punch are arranged on the upper die mounting plate and the upper die pressing plate.
As a preferred scheme, the reinforcing backing plate includes reinforcing backing plate body and detachable reinforcing cushion, the size of this reinforcing backing plate body with punch a hole the upper die base size adaptation, be provided with two cushion mounting holes on the reinforcing backing plate body, every cushion mounting hole all covers a pair of peripheral drift of middle drift homonymy, reinforcing cushion embedding in the cushion mounting hole, be provided with the quick detach guiding hole with cushion mounting hole position adaptation on the fixed base plate of cope match-plate pattern, install quick detach guiding block in the quick detach guiding hole, quick detach guiding block and reinforcing cushion all can dismantle through the bolt and be fixed in on the upper die base that punches a hole, reinforcing cushion compresses tightly the upper end of peripheral drift.
As a preferable scheme, vertical elastic sliding mounting on two sides of the punching lower die base is provided with a vertical limiting guide seat, the vertical limiting guide seat is provided with an L-shaped guiding limiting block, the vertical plate part of the guiding limiting block limits the side edge of the steel belt, and the horizontal plate part of the guiding limiting block is in limiting fit with the upper surfaces on two sides of the steel belt.
As a preferable scheme, the longitudinal limiting guide seat comprises a guide installation seat which is elastically lifted and slidably installed on the lower die supporting plate, the guide limiting block is fixed at the upper end of the guide installation seat, a support bearing block which is matched with the bottom of the upper die mounting plate is arranged on the outer side of the guide limiting block on the guide installation seat, and the upper surface of the support bearing block is higher than the upper surface of the guide limiting block.
As a preferable scheme, the limiting structure comprises a plurality of limiting hooks fixed on the periphery of the upper die fixing base plate, and the limiting hooks are hooked on the bottom of the upper die mounting plate.
After the technical scheme is adopted, the utility model has the following effects: in the punching die, the upper die assembly comprises an upper die fixing base plate, an upper die mounting plate is vertically arranged below the upper die fixing base plate in a lifting sliding manner, an elastic piece and a limiting structure for limiting the position of the upper die mounting plate are arranged between the upper die fixing base plate and the upper die mounting plate, an upper die pressing plate for pressing a steel belt is arranged at the bottom of the upper die mounting plate, and a punching upper die base is arranged between the upper die fixing base plate and the upper die mounting plate.
Because reinforcing backing plate includes reinforcing backing plate body and detachable reinforcing cushion, the size of this reinforcing backing plate body and the upper die base size adaptation that punches a hole, be provided with two cushion mounting holes on the reinforcing backing plate body, every cushion mounting hole all covers a pair of peripheral drift of middle drift homonymy, reinforcing cushion embedding in the cushion mounting hole, be provided with the quick detach guiding hole with cushion mounting hole position adaptation on the fixed base plate of upper die, install quick detach guiding block in the quick detach guiding hole, quick detach guiding block and reinforcing cushion all can be fixed in through the bolt on the upper die base that punches a hole, reinforcing cushion compresses tightly the upper end of peripheral drift, because peripheral drift needs the peripheral hole that the size is less, consequently, the size of peripheral drift is less, and wearing and tearing appear easily after punching a hole for a long time, peripheral drift's change frequency is also higher, through adopting behind the above-mentioned structure, only need unscrew the bolt from the top of the fixed base plate of upper die when changing, just can be with the quick detach guiding block and reinforcing cushion can be with the quick detach and the magnet need be removed through the die set of taking out the peripheral drift out the whole die set of need not to take out the peripheral drift and just like this is convenient to be removed.
And because vertical elasticity slidable mounting in the lower mould backup pad and in the both sides that punch a hole the die holder has vertical spacing guide holder, install L shape's direction stopper on the vertical spacing guide holder, the vertical plate portion of direction stopper restriction the side of steel band, the horizontal plate portion of direction stopper and the both sides upper surface spacing cooperation of steel band, the side and the upper surface that utilize this direction limiting plate can effectually restrict the steel band, guarantee the accuracy of punching a hole the position.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a perspective view of the lower die assembly of an embodiment of the present utility model;
FIG. 2 is a top view of a lower die assembly according to an embodiment of the present utility model;
FIG. 3 is a cross-sectional view at A-A of FIG. 2;
FIG. 4 is a perspective view of the upper die assembly;
FIG. 5 is a top view of the upper die assembly;
FIG. 6 is a cross-sectional view of FIG. 5 at B-B;
FIG. 7 is a partial schematic view of the upper mold fixing base plate, the quick release guide holes and the reinforcing spacers hidden;
in the accompanying drawings: 1. a lower die assembly; 101. a lower die base; 102. a lower die supporting plate; 103. punching a lower die holder; 104. a lower limit column; 105. a vertical guide bar; 106. a middle punch cavity; 107. a peripheral punch cavity; 108. a guide mount 109 supporting the load block; 110. a guide limiting block; 2. an upper die assembly; 201. fixing the substrate by the upper die; 202. an upper die mounting plate; 203. an upper die pressing plate; 204. an intermediate punch; 205. a peripheral punch; 206. a limit hook; 207. punching an upper die holder; 208. quick-dismantling the guide block; 209. reinforcing backing plates; 210. an elastic member; 211. an upper limit column; 212. cushion block mounting holes; 213. reinforcing the cushion block; 3. a steel strip; 4. and (5) a base.
Detailed Description
The present utility model will be described in further detail with reference to the following examples.
As shown in fig. 1 to 6, a punching die for a bed connecting plate comprises a base 4, wherein an upper die assembly 2 and a lower die assembly 1 which are matched with each other are mounted on the base 4.
The lower die assembly 1 comprises a lower die base 101 fixed on the base 4, a lower die supporting plate 102 is fixed at the upper end of the lower die base 101, a punching lower die base 103 is fixed on the lower die supporting plate 102, a middle punching cavity 106 and four peripheral punching cavities 107 positioned at the periphery of the middle punching cavity 106 are arranged on the punching lower die base 103, and the middle punching cavity 106 and the peripheral punching cavities 107 are used for forming middle holes and peripheral holes on the steel strip 3; punching and leaking holes which are in one-to-one correspondence with the middle punching holes 106 and the peripheral punching holes 107 are formed in the lower die supporting plate 102;
the upper die assembly 2 comprises an upper die fixing base plate 201 which is vertically lifted and slidingly installed above a lower die supporting plate 102, wherein a vertical guide rod 105 and a vertical compression spring are arranged on the lower die supporting plate 102, a guide sleeve sleeved on the vertical guide rod 105 is arranged at the bottom of the upper die fixing base plate 201 to realize sliding, the vertical compression spring is sleeved on the vertical guide rod 105 to realize elastic sliding, and mechanical limit columns are arranged on the upper die fixing base plate 201 and the lower die supporting plate 102, wherein an upper limit column 211 is fixed on the upper die fixing base plate 201, a lower limit column 104 is arranged on the lower die supporting plate 102, and the upper limit column 211 and the lower limit column 104 mechanically collide to realize mechanical limit.
An upper die mounting plate 202 is vertically installed under the upper die fixing base plate 201 in a lifting and sliding manner, an elastic piece 210 and a limiting structure for limiting the position of the upper die mounting plate 202 are arranged between the upper die fixing base plate 201 and the upper die mounting plate 202, wherein the elastic piece 210 is a spring, the limiting structure comprises a plurality of limiting hooks 206 fixed on the periphery of the upper die fixing base plate 201, and the limiting hooks 206 hook the bottom of the upper die mounting plate 202.
The bottom of the upper die mounting plate 202 is provided with an upper die pressing plate 203 for pressing the steel strip 3, the upper die fixing base plate 201 is provided with a punching upper die holder 207, the punching upper die holder 207 is located between the upper die fixing base plate 201 and the upper die mounting plate 202, the punching upper die holder 207 is detachably and fixedly provided with an intermediate punch 204 and a peripheral punch 205 which are in one-to-one correspondence with the intermediate punch cavity 106 and the peripheral punch cavity 107, the punching upper die holder 207 is provided with an intermediate mounting counter bore and a peripheral mounting counter bore, the intermediate punch 204 and the peripheral punch 205 both comprise a punch rod part and a punch head part, the size of the punch head part is larger than that of the punch rod part and forms a step shape, the intermediate punch 204 and the peripheral punch 205 are respectively inserted into the intermediate mounting counter bore and the peripheral mounting counter bore, a reinforcing backing plate 209 is fixed between the punching upper die holder 207 and the upper die fixing base plate 201, and the upper die mounting plate 202 are provided with intermediate through holes and peripheral through holes which are convenient for one-to-one correspondence with the intermediate punch 204 and the peripheral punch 205.
The reinforcing backing plate 209 comprises a reinforcing backing plate 209 body and a detachable reinforcing cushion 213, the size of the reinforcing backing plate 209 body is matched with the size of the punching upper die base 207, two cushion mounting holes 212 are formed in the reinforcing backing plate 209 body, each cushion mounting hole 212 covers a pair of peripheral punches 205 on the same side of the middle punch 204, the reinforcing cushion 213 is embedded in the cushion mounting holes 212, a quick-release guide hole matched with the position of the cushion mounting holes 212 is formed in the upper die fixing substrate 201, a quick-release guide block 208 is mounted in the quick-release guide hole, the quick-release guide block 208 and the reinforcing cushion 213 are detachably fixed on the punching upper die base 207 through bolts, the reinforcing cushion 213 is tightly pressed on the upper end of the peripheral punches 205, the peripheral punches 205 transmit acting force to the reinforcing cushion 213, the acting force is transmitted to the quick-release guide block 208 through the reinforcing cushion 213, the reinforcing cushion 213 and the quick-release guide block 208 are fixed on the upper die base 207 through bolts, the reinforcing cushion 213 is actually provided with the reinforcing cushion 213, and the reinforcing cushion 213 is cut into the reinforcing cushion 213 when being in line with the mounting holes 212, and the reinforcing cushion 213 is subjected to large-size deformation, and the whole is formed by cutting the reinforcing cushion 213, and the reinforcing cushion 209 is deformed into a small pit, and the whole is subjected to the large-size and the size and is subjected to the large-size and the size. And the replacement peripheral punch 205 can be detached from above the upper die-fixing substrate 201.
Vertical elastic sliding mounting in the lower mould backup pad 102 and in the both sides of punching a hole die holder 103 has vertical spacing guide holder, install L shape's direction stopper 110 on the vertical spacing guide holder, the vertical plate portion of direction stopper 110 restriction the side of steel band 3, the horizontal plate portion of direction stopper 110 and the both sides upper surface spacing cooperation of steel band 3. The longitudinal limiting guide seat comprises a guide mounting seat 108 which is elastically lifted and slidingly mounted on the lower die supporting plate 102, the guide limiting block 110 is fixed at the upper end of the guide mounting seat 108, a support bearing block 109 which is matched with the bottom of the upper die mounting plate 202 is arranged on the outer side of the guide mounting seat 108, and the upper surface of the support bearing block 109 is higher than the upper surface of the guide limiting block 110.
The above examples are merely illustrative of the preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, and various modifications and adaptations of the technical solution of the present utility model should and are intended to fall within the scope of the present utility model as defined in the claims.
Claims (5)
1. The utility model provides a cut-out press of bed body connecting plate, includes the base, install the last mould subassembly of mutually supporting and lower mould subassembly on the base, its characterized in that: the lower die assembly comprises a lower die base fixed on the base, a lower die supporting plate is fixed at the upper end of the lower die base, a punching lower die seat is fixed on the lower die supporting plate, a middle punching cavity and four peripheral punching cavities positioned at the periphery of the middle punching cavity are arranged on the punching lower die seat, and the middle punching cavity and the peripheral punching cavities are used for forming middle holes and peripheral holes on the steel belt; punching and leaking hole cavities which are in one-to-one correspondence with the middle punching hole cavity and the peripheral punching hole cavity are formed in the lower die supporting plate;
the upper die assembly comprises an upper die fixing base plate which is vertically arranged above a lower die supporting plate in a lifting and sliding manner, an upper die mounting plate is vertically arranged below the upper die fixing base plate in a lifting and sliding manner, an elastic piece and a limiting structure for limiting the position of the upper die mounting plate are arranged between the upper die fixing base plate and the upper die mounting plate, an upper die pressing plate for pressing a steel belt is arranged at the bottom of the upper die mounting plate, a punching upper die holder is arranged on the upper die fixing base plate, and the punching upper die holder is positioned between the upper die fixing base plate and the upper die mounting plate;
the middle punch and the peripheral punch are detachably and fixedly arranged on the punching upper die holder and are in one-to-one correspondence with the middle punch cavity and the peripheral punch cavity, a middle mounting counter bore and a peripheral mounting counter bore are arranged on the punching upper die holder, the middle punch and the peripheral punch both comprise a punch rod part and a punch head part, the size of the punch head part is larger than that of the punch rod part and form a step shape, the middle punch and the peripheral punch are respectively inserted into the middle mounting counter bore and the peripheral mounting counter bore, a reinforcing base plate is fixed between the punching upper die holder and the upper die fixing base plate, and middle through holes and peripheral through holes which are convenient for one-to-one correspondence between the middle punch and the peripheral punch are arranged on the upper die mounting plate and the upper die pressing plate.
2. The bed connecting plate punching die as claimed in claim 1, wherein: the reinforcing backing plate comprises a reinforcing backing plate body and a detachable reinforcing cushion block, the size of the reinforcing backing plate body is matched with the size of the punching upper die base, two cushion block mounting holes are formed in the reinforcing backing plate body, each cushion block mounting hole covers a pair of peripheral punches on the same side of the middle punch, the reinforcing cushion block is embedded into the cushion block mounting holes, a quick-release guide hole matched with the position of each cushion block mounting hole is formed in the upper die fixing substrate, a quick-release guide block is mounted in each quick-release guide hole, and the quick-release guide block and the reinforcing cushion block are detachably fixed on the punching upper die base through bolts and are pressed against the upper ends of the peripheral punches.
3. A bed connecting plate punching die as claimed in claim 2, wherein: the vertical elastic sliding mounting of both sides that just are located the die holder that punches a hole in the lower mould backup pad has vertical spacing guide holder, install L shape's direction stopper on the vertical spacing guide holder, the vertical plate portion of direction stopper restriction the side of steel band, the horizontal plate portion of direction stopper and the both sides upper surface spacing cooperation of steel band.
4. A bed connecting plate punching die as claimed in claim 3, wherein: the vertical spacing guide holder includes the guide mount pad of elasticity lift slidable mounting in the lower mould backup pad, the guide stopper is fixed in the upper end of guide mount pad, be located the support load-bearing block of the bottom adaptation of last mould mounting panel on the guide mount pad outside of guide stopper, the upper surface of support load-bearing block is higher than the upper surface of guide stopper.
5. The bed connecting plate punching die as set forth in claim 4, wherein: the limiting structure comprises a plurality of limiting hooks fixed on the periphery of the upper die fixing base plate, and the limiting hooks are hooked at the bottom of the upper die mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322370590.4U CN220658939U (en) | 2023-09-01 | 2023-09-01 | Punching die for bed connecting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322370590.4U CN220658939U (en) | 2023-09-01 | 2023-09-01 | Punching die for bed connecting plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220658939U true CN220658939U (en) | 2024-03-26 |
Family
ID=90341757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322370590.4U Active CN220658939U (en) | 2023-09-01 | 2023-09-01 | Punching die for bed connecting plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220658939U (en) |
-
2023
- 2023-09-01 CN CN202322370590.4U patent/CN220658939U/en active Active
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