CN106697643A - Goods shoring device foot pad and manufacturing method thereof - Google Patents
Goods shoring device foot pad and manufacturing method thereof Download PDFInfo
- Publication number
- CN106697643A CN106697643A CN201611036759.0A CN201611036759A CN106697643A CN 106697643 A CN106697643 A CN 106697643A CN 201611036759 A CN201611036759 A CN 201611036759A CN 106697643 A CN106697643 A CN 106697643A
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- China
- Prior art keywords
- plate
- groove
- location division
- foot pad
- supporting part
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/004—Contents retaining means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P7/00—Securing or covering of load on vehicles
- B60P7/06—Securing of load
- B60P7/08—Securing to the vehicle floor or sides
Abstract
The invention provides a goods shoring device foot pad and a manufacturing method thereof, and belongs to the technical field of vehicle transportation equipment. The problem that an existing goods shoring device foot pad is poor in strength is solved. The goods shoring device foot pad comprises a base plate and a plastic-coated part. The base plate is provided with a supporting part, and the plastic-coated part is fixed to the front face of the supporting part. A barrel-shaped positioning part is arranged on the back face of the supporting part, and a reinforcing part is arranged at the top end of the positioning part. The supporting part, the positioning part and the reinforcing part are of an integrated structure. The base plate is further provided with a plug. The plug is located on the inner side of the plastic-coated part. The manufacturing method of the goods shoring device foot pad includes the steps of deep drawing, punching, installing, injection molding and the like. The goods shoring device foot pad has high structural strength. The goods shoring device foot pad manufactured through the goods shoring device foot pad manufacturing method has the high structural strength.
Description
Technical field
The invention belongs to vehicle transport equipment technical field, it is related to a kind of cargo support device foot pad and its manufacture method.
Background technology
Goods on lorry needs to be fixed up in transportation, and to prevent displacement, cargo support device is exactly a kind of being used for
The device being fixed to goods in container or in container, cargo support device foot pad is fixed on the two ends of cargo support device, for packaging
The inwall contact of case, so that cargo support device can be fixed.
Such as Chinese utility model patent application (application number：201110111373.2) a kind of cargo support device is disclosed, the support goods
The foot pad of device includes backing plate, connecting cylinder and plastic part, and by being welded and fixed wherein between backing plate and connecting cylinder, welding is easily produced
Weld defect, thus results in the intensity decreases of foot pad, and welding step also causes that foot pad manufacturing process is complicated, and the production time prolongs
It is long.
The content of the invention
The purpose of the present invention is directed to existing technology and there is above mentioned problem, it is proposed that a kind of cargo support device foot pad, the support goods
Device foot pad has structural strength higher.
The purpose of the present invention is directed to existing technology and there is above mentioned problem, it is proposed that a kind of manufacturer of cargo support device foot pad
Method, the cargo support device foot pad that the manufacture method of the cargo support device foot pad is produced has structural strength higher.
The purpose of the present invention can be realized by following technical proposal：A kind of cargo support device foot pad, including backing plate and plastic part,
The backing plate has plate-like supporting part, and the plastic part is fixed on the front of supporting part, it is characterised in that the support
Location division with tubular on the back side in portion, the top of the location division has the rib strengthened end, the branch
Support part, location division and rib are integral type structure, and the backing plate is additionally provided with can be blocked the bottom port of location division
Plug, the plug be located at plastic part inner side.
Supporting part, location division and rib are integral type metal material, itself are respectively provided with mechanical strength higher, and integrally
Formula structure design so that bonding strength higher is respectively provided between location division and supporting part and rib, it is to avoid during use
There is crack or fracture, the wherein bottom of location division and supporting part is the bottom of integral type structure, i.e. supporting part to location division
Play support, styling in port, it is to avoid deforming occurs in the bottom of location division during use, and the top of location division and reinforcement
The top of location division is strengthened for integral type structure, i.e. rib in portion, it is to avoid deformation occurs in the top of location division, so as to carry
The overall structural strength of foot pad high, plastic part is plastic material, is fixed on supporting part by injection, and overall strong for improving
The need for degree, the design of backing plate integral structure causes that the bottom port of location division is opening, is that this backing plate is additionally provided with plug, should
Plug can block the bottom port of location division, it is to avoid plastics enter location division bottom port in plastic part injection moulding process
It is interior, cause occur the phenomenons such as incomplete or cold shut on plastic part, it is ensured that the quality and intensity of plastic part.
In above-mentioned cargo support device foot pad, on the back side of the supporting part have annular groove, the position point in
On the supporting part back side on the inside of the groove of annular, the supporting part back side on the outside of the groove is the stationary plane of connected plastic part.It is recessed
Groove is opened on the back side of supporting part so that concaveconvex structure is formed on the supporting part back side, improves the non-deformability of supporting part, together
When groove design also needed for the Shooting Technique of plastic part, the sealing convex edge on upper die plate can be embedded in groove so that
Plastics are blocked on the stationary plane on the outside of seal groove, and location division is then located at plastic part edge inner side.
In above-mentioned cargo support device foot pad, the plastic part is fitted on the front of supporting part, the edge of the plastic part
Circumferential to have annular bound edge, the bound edge wraps the edge of supporting part, and the medial surface of bound edge fits with stationary plane, institute
The edge for stating bound edge extends to edge on the outside of groove.Plastic part is connected on supporting part by welding, the bound edge bag of plastic part
The edge of supporting part is wrapped up in, the stationary plane larger connection area circumferentially disposed for plastic part is provided improves plastic part and supporting part
Between bonding strength, the edge of bound edge sets along groove, compound with regular structure, it is to avoid local laceration phenomenon occur.
In above-mentioned cargo support device foot pad, some location holes are offered on the stationary plane of the supporting part, some positioning
Orifice ring is circumferentially distributed around groove, and the plastic part is filled some location holes and locating dowel is formed in location hole.Plastic part is in note
Plastics can under pressure flow into location hole during modeling, and locating dowel, the two of locating dowel are formed after the full location hole of filling
End is connected with the plastic part plastics and bound edge integral type of supporting part both sides respectively, it is possible to increase the company between plastic part and supporting part
Intensity is connect, the tightening force of locating dowel can avoid bound edge edge from departing from the stationary plane of supporting part or local tilting, so as to improve
Overall construction intensity and stability in use.
In above-mentioned cargo support device foot pad, the reinforcement convex tendon with strip, the reinforcement on the back side of the supporting part
Convex tendon is located at the inner side of groove, and strengthens convex tendon along groove inner side edge along setting.Strengthening convex tendon can improve the structure of supporting part
Intensity, it is to avoid supporting part deformation occurs or is broken, due to opening up fluted on the supporting part back side so that the thickness drop of groove
It is low, therefore convex tendon will be strengthened along groove inner side edge along setting, to make up caused loss of strength after groove thickness diminishes.
In above-mentioned cargo support device foot pad, connecting hole, the top of the location division are offered on the side wall of the location division
Cover and to form above-mentioned rib or rib is convex edge on the medial surface of location division top port circumferentially.Connecting hole
For the connection between foot pad and cargo support device miscellaneous part, the intensity of location division is weakened due to connecting hole, therefore location division
Top covers to form rib, so as to the top to location division is supported reinforcement, is produced with making up after location division opens up connecting hole
Raw loss of strength, certain rib can be the convex edge of location division top annular, while radial support effect is played, so that right
Play reinforcement in location division.
In above-mentioned cargo support device foot pad, the plug has the lateral surface of tubular, the port side of the location division bottom
Along the fillet surface with arc, the outer end of the plug circumferentially has a limit convex edge of annular, the limit convex along end face with it is stifled
There is the arc sealing surface being adapted with fillet surface between head lateral surface, the plug is fixed in the bottom port of location division,
And sealing surface mutually reclines with fillet surface.The outer end of plug lateral surface is towards the one end on the outside of the bottom port of location division, by plug
Press-in location division bottom port mutually reclines until sealing surface with fillet surface, i.e., play spacing to plug so that the outer face of plug
With the front flush of supporting part, closure also is played to location division bottom port, it is to avoid plastic part plastics are pressed into location division bottom
In port, plastic part plastics are caused to lack.
In above-mentioned cargo support device foot pad, the plug adopts made of plastic, circumferentially has on the lateral surface of the plug
The connection convex edge of some vertical bar shapes, the connection convex edge and location division medial surface tight fit.Plug adopts made of plastic, if directly
Connected plug lateral surface and location division inwall tight fit connection, it is difficult to ensure that plug is pressed completely into, that is, be difficult to ensure that sealing
Face reclines completely with fillet surface, and sets connection convex edge so that have space between plug lateral surface and location division inwall, when stifled
Connection convex edge can expand deformation in the presence of the inwall of location division to both sides when head is pressed into the port of location division bottom, and then
It is pressed on the inwall of location division, that is, ensure that the connective stability between plug and location division, while can be filled plug
It is partially pressed into, it is ensured that fully reclined between sealing surface and fillet surface.
A kind of manufacture method of cargo support device foot pad, it is characterised in that comprise the following steps：
A：Deep drawn：Prepare the blank plate of metal material, formed in cylinder on the back side of plate by deep stretching process
Shape and top have the location division of rib；
B：Punching press：The groove of annular is stamped and formed out near edge at the plate back side；
C：Install：By the Plastic cap of forming from the port of plate front press-in location division bottom, until plug
Sealing surface mutually reclines with the fillet surface of location division bottom port；
D：Injection：Plate is positioned in the die cavity of lower template, there is the sealing convex edge of annular on the downside of upper die plate,
Sealing convex edge is set to be embedded in the groove of plate when upper die plate is with lower template matched moulds, to injected plastic in the cavity on the outside of sealing convex edge
Vulcanized, formation is fixed on the plastic part on plate.
In this manufacture method, location division is formed by deep stretching process, and wherein deep stretching process is using corresponding pressure
Power equipment carries out punching press to workpiece, that is, applies certain external force effect, causes workpiece volume deformation to obtain corresponding size
And shape.Supporting part, location division and rib after deep drawn are still integral structure, so that location division and support
Bonding strength higher is respectively provided between portion and rib, so as to improve the overall structural strength of foot pad；Groove passes through punching press shape
Into, it is to avoid causing the technique of the material damage of plate, deep drawn causes the bottom of location division opening occur, therefore in backing plate shaping
After plug is installed, plug can block location division bottom port, it is to avoid during injection-moulded plastic plastics enter location division bottom end
It is intraoral, while the sealing convex edge on upper die plate can be embedded in groove, so as to plastics are blocked in into groove outside, it is to avoid plastics stream
To on the supporting part back side on the inside of groove, by the setting of plug and groove, the missing of plastics during so as to avoiding plastic part from being molded,
Ensure the quality and stability in use of plastic part.
In the manufacture method of above-mentioned cargo support device foot pad, in stepb, in plate positioned at recessed while stamped recess
The strip that groove inner side edge placement stamps out the protrusion plate back side strengthens convex tendon, stamps out positioned at groove outer fix in plate
Some location holes around groove arrangement.Groove and reinforcement convex tendon punching press simultaneously, and convex tendon will be strengthened along groove inner side edge edge
It is arranged on groove inboard side, therefore solid material in punching press at groove punching press can be pressed against at reinforcement convex tendon extruding,
Strengthen convex tendon in punching course, its transverse direction is elongated, and the solid material that groove transfer comes to can be used in making up reinforcement convex
It is not enough that muscle is laterally elongated caused material, it is ensured that reinforcement convex tendon is stamped after being formed still has enough thickness, Jin Erbao
Demonstrate,prove the intensity of supporting part.
In the manufacture method of above-mentioned cargo support device foot pad, the depth of the groove is 0.3mm~0.7mm, in step D
In, the side that convex edge is sealed when upper die plate is with lower template matched moulds is fitted with the cell wall of groove, and the end face for sealing convex edge is compressed
On the bottom surface of groove.The depth of groove is too deep, then influence the intensity of supporting part groove, and groove is too shallow, and upper die plate insertion is recessed
The amount of groove is not enough, that is, the sealing sealed between convex edge and groove is inadequate, and plastics are easily accessible on the inside of groove under injection pressure,
Therefore consider the intensity of supporting part and the sealing of sealing convex edge and groove, the depth-set of groove be 0.3mm~
0.7mm。
In the manufacture method of above-mentioned cargo support device foot pad, in step D, lower template has the top that can extend into die cavity
Pin, the front abutment of plate is in thimble upper end, front and lower template die cavity bottom surface, the edge of plate and the lower template die cavity of plate
Side wall, the plate back side be located at be respectively formed between groove outer fix and upper die plate side plastics entrance cavity, enter in plastics
The fashionable location hole that can fill plate, forms locating dowel after vulcanization.Thimble is used to support plate when being molded so that plate is just
Form cavity between face and lower template die cavity bottom surface, wherein the edge of the front of plate and lower template die cavity bottom surface, plate is with
The side wall of template die cavity, the plate back side are located at the distance between groove outer fix and upper die plate side and pass through each position of plastic part
Thickness setting, plastics inject cavity while can be pressed into location hole, so as to form the positioning being connected on plate
Post, improves the bonding strength between plastic part and plate.
Compared with prior art, this cargo support device foot pad and its manufacture method have advantages below：
1st, because supporting part, location division and rib are integral type metal material so that location division and supporting part and reinforcement
Bonding strength higher is respectively provided between portion, it is to avoid occur crack or fracture during use.
2nd, because the bottom of location division and supporting part integral structure, i.e. supporting part play branch to the bottom port of location division
Support, styling, top and rib integral structure, the i.e. rib of location division are strengthened the top of location division, from
And improve the overall structural strength of foot pad.
3rd, it is still integral structure after shaping because supporting part, location division and rib are formed by deep stretching process,
So that bonding strength higher is respectively provided between location division and supporting part and rib, so as to improve the overall structure of foot pad
Intensity.
4th, due to blocking the bottom port of location division by plug, sealed by the sealing convex edge of upper die plate and groove and matched somebody with somebody
Close, the missing of plastics during so as to avoiding plastic part from being molded, it is to avoid occur the phenomenons such as incomplete or cold shut on plastic part, it is ensured that plastic
The quality and structural strength of part.
Brief description of the drawings
Fig. 1 is the structural representation of cargo support device.
Fig. 2 is the dimensional structure diagram of backing plate.
Fig. 3 is the structure top view of cargo support device foot pad.
Fig. 4 is the structure sectional view at A-A in Fig. 3.
Fig. 5 is the structure sectional view at B-B in Fig. 3.
Fig. 6 is the dimensional structure diagram at another visual angle of backing plate.
Fig. 7 is the dimensional structure diagram of plug.
Fig. 8 is the process chart of cargo support device foot pad manufacture method.
Fig. 9 is schematic diagram when being molded plastic part.
Figure 10 is the structure sectional view of cargo support device foot pad in embodiment two.
In figure, 1, backing plate；11st, supporting part；12nd, location division；121st, connecting hole；13rd, rib；14th, groove；15th, it is fixed
Face；16th, convex tendon is strengthened；17th, location hole；18th, fillet surface；2nd, plastic part；21st, bound edge；22nd, locating dowel；3rd, plug；31st, it is spacing
Convex edge；32nd, sealing surface；33rd, convex edge is connected；4th, upper die plate；41st, convex edge is sealed；5th, lower template；6th, thimble.
Specific embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
Embodiment one：
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of cargo support device foot pad, including backing plate 1, plastic part 2 and plug 3, backing plate 1 have be in
The supporting part 11 of rectangular plate-like, plastic part 2 is fixed on the front of supporting part 11, has cylindrical shape on the back side of supporting part 11
Location division 12, location division 12 is perpendicular with the back side of supporting part 11, and location division 12 is located at the middle part of the length direction of supporting part 11, and
Near the side of supporting part 11 edge long, location division 12 is molded by deep stretching process, the bottom and supporting part 11 of location division 12 it
Between arc-shaped transition, offer connecting hole 121 on the side wall of location division 12, be connected for the miscellaneous part with cargo support device, position
The top in portion 12 covers to form rib 13, and supporting part 11, location division 12 and rib 13 are integral type structure and use gold
Category material is made, and the bottom of location division 12 has port, and backing plate 1 is provided with plug 3, and the plug 3 is located at the inner side of plastic part 2,
The port of the bottom of location division 12 can be blocked.
Specifically, with reference to shown in Fig. 4, there is the groove 14 of annular on the back side of supporting part 11, groove 14 is near support
The edge in portion 11, location division 12 is located on the back side of supporting part 11 of the inner side of groove 14 of annular, the supporting part 11 in the outside of groove 14
The back side is stationary plane 15, and the stationary plane 15 is used for the plastic part 2 that is connected.Reinforcement convex tendon with strip on the back side of supporting part 11
16, strengthen the inner side that convex tendon 16 is located at groove 14, it is possible to increase the structural strength of supporting part 11, reinforcement convex tendon 16 is along groove 14
Along setting, to make up caused loss of strength after thickness diminishes at groove 14, strengthening convex tendon 16 has two and be arranged in parallel for side,
The length direction for strengthening convex tendon 16 is identical with the length direction of supporting part 11, wherein one is strengthened the middle part of convex tendon 16 and disconnected, is used for
Avoid location division 12.Strengthen the upper side of convex tendon 16 for cambered surface, and the reinforcement upper side edge of convex tendon 16 aligns with the edge of groove 14,
Therefore during plastic part 2 is molded, even if the position of the positioning of backing plate 1 is not very precisely, during 4 matched moulds of upper die plate on upper die plate 4
Sealing convex edge 41 by strengthening the arc-shaped upper face of convex tendon 16 come pushing tow backing plate 1, and then can insert in groove 14, play tune
The effect of the position of whole backing plate 1.
With reference to shown in Fig. 5, plastic part 2 adopts made of plastic, has some convex portions on the front of plastic part 2, for increasing
Frictional force during support, the back side is fitted by welding and is connected on the front of supporting part 11, and the outside of plastic part 2 circumferentially has bag
Side 21, bound edge 21 wraps the edge of supporting part 11, and the covering supporting part 11 of bound edge 21 stationary plane 15 to the outer side edges of groove 14
At, some location holes 17 are offered on the stationary plane 15 of supporting part 11, some location holes 17 are circumferentially distributed around groove 14,
Plastic part 2 is filled some location holes 17 and locating dowel 22 is formed in location hole 17, the two ends of locating dowel 22 respectively with plastic part 2
And the integral structure of bound edge 21, improve the bonding strength between plastic part 2 and supporting part 11.
With reference to shown in Fig. 6, Fig. 7, plug 3 has the lateral surface of tubular, and the port edges of the bottom of location division 12 have arc
Fillet surface 18, the outer end edges of plug 3 circumferentially have limit convex along 31, limit convex is formed between 31 and the lateral surface of plug 3 and
The adaptable arc sealing surface 32 of fillet surface 18, circumferentially has the connection convex edge 33 of some vertical bar shapes, even on the lateral surface of plug 3
The length direction for connecing convex edge 33 is identical with the axial direction of plug 3, and plug 3 is pressed into the bottom port of location division 12, and connection convex edge
33 expand deformation in the presence of the inwall of location division 12 to both sides, and then are pressed on the inwall of location division 12, realize plug 3 and determine
Being fixedly connected between position portion 12, and sealing surface 32 mutually reclines with fillet surface 18.
Because supporting part 11, location division 12 and rib 13 are integral type metal material, machinery higher itself is respectively provided with
Intensity, and integral structure is designed so that connection higher is respectively provided between location division 12 and supporting part 11 and rib 13 strong
Degree, it is to avoid occur crack or fracture during use.Supporting part 11 plays support, sizing to the bottom port of location division 12 and makees
With, it is to avoid there is deformation in the bottom of location division 12 during use, and rib 13 is strengthened the top of location division 12, it is to avoid
There is deformation in the top of location division 12, so as to improve the overall structural strength of foot pad.Plug 3 can be by the bottom end of location division 12
Mouth is blocked, it is to avoid plastics enter in the bottom port of location division 12 in the injection moulding process of plastic part 2, and the sealing convex edge of upper die plate 4
41 seal cooperation with groove 14, it is to avoid plastics enter the inner side of groove 14, so as to avoid because plastics missing causes to go out on plastic part 2
The phenomenons such as existing incomplete or cold shut, it is ensured that the quality and intensity of plastic part 2.
As shown in Figure 8, Figure 9, the manufacture method of this cargo support device foot pad comprises the following steps：
A：Deep drawn：Prepare the blank plate of metal material, formed in cylinder on the back side of plate by deep stretching process
Shape and top have the location division 12 of rib 13, and supporting part 11, location division 12 and rib 13 are integral type structure, so that
Obtain and bonding strength higher is respectively provided between location division 12 and supporting part 11 and rib 13；
B：Punching press：The groove 14 of annular is stamped and formed out near edge at the plate back side, the inner side of groove 14 is located in plate
The strip that edge placement stamps out the protrusion plate back side strengthens convex tendon 16, groove 14 and the reinforcement punching press simultaneously of convex tendon 16 so that
Solid material during punching press at the punching press of groove 14 is pressed against at the reinforcement extruding of convex tendon 16, is laterally elongated with making up reinforcement convex tendon 16
Caused material is not enough, it is ensured that reinforcement convex tendon 16 is stamped after being formed still has enough thickness；Groove 14 is located in plate
Outer fix stamps out the location hole 17 of some arrangements of circular groove 14；Trimming is carried out to plate edge after the completion of punching press and is repaiied
Side is processed；
C：Install：By the Plastic cap 3 of forming from the port of the plate front press-in bottom of location division 12, until plug
3 sealing surface 32 mutually reclines with the fillet surface 18 of the bottom port of location division 12；
D：Injection：Plate is positioned in the die cavity of lower template 5, has the sealing of annular convex on the downside of upper die plate 4
Along 41, sealing convex edge 41 is set to be embedded in the groove 14 of plate when upper die plate 4 is with 5 matched moulds of lower template, to the outside of sealing convex edge 41
Injected plastic is vulcanized in cavity, and formation is fixed on the plastic part 2 on plate.
Specifically, in step D, lower template 5 has the thimble 6 that can extend upwardly into die cavity, the front abutment of plate
In the upper end of thimble 6, the distance between the front and the die cavity bottom surface of lower template 5 of plate are 7mm, the plate back side and the side of upper die plate 4
The distance between be 2mm, form space between the edge of plate and the side wall of the die cavity of lower template 5, plastics be pressed into die cavity when energy
The location hole 17 of plate is enough filled, locating dowel 22 is formed after vulcanization.Convex edge 41 is sealed when upper die plate 4 is with 5 matched moulds of lower template to be needed
Be adequately inserted in groove 14, the end face of sealing convex edge 41 is compressed on the bottom surface of groove 14, seal convex edge 41 side with it is recessed
The cell wall of groove 14 fits, while the depth of groove 14 is too deep, then influences the intensity at the groove 14 of supporting part 11, and groove 14 is too
Shallow, the amount of the insertion groove 14 of upper die plate 4 is not enough, and the depth for being this present embodiment further groove 14 is 0.5mm, it is ensured that sealing convex edge 41
Sealing after insertion groove 14.And the height for strengthening convex tendon 16 in stepb is 2mm, it is ensured that strengthening convex tendon 16 has enough
Thickness and intensity.
Embodiment two：
The structure of the cargo support device foot pad is essentially identical with embodiment one, and as shown in Figure 10, rib 13 is positioning for difference
Convex edge on the top port medial surface of portion 12 circumferentially, plays radial support effect, so as to play reinforcement to location division 12.
Embodiment three：
The manufacture method of this cargo support device foot pad is essentially identical with embodiment one, and difference is that step B further grooves 14 are rushed
The depth of extrusion is 0.2mm.
Example IV：
The manufacture method of this cargo support device foot pad is essentially identical with embodiment one, and difference is that step B further grooves 14 are rushed
The depth of extrusion is 0.7mm.
Specific embodiment described herein is only to the spiritual explanation for example of the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Although more having used the terms such as backing plate 1, supporting part 11, location division 12 herein, it is not precluded from using other
The possibility of term.It is used for the purpose of more easily describing and explaining essence of the invention using these terms；They are explained
All disagreed with spirit of the present invention into any additional limitation.
Claims (11)
1. a kind of cargo support device foot pad, including backing plate (1) and plastic part (2), the backing plate (1) is with plate-like supporting part
(11), the plastic part (2) is fixed on the front of supporting part (11), it is characterised in that on the back side of the supporting part (11)
Location division (12) with tubular, the top of the location division (12) has the rib (13) strengthened end, described
Supporting part (11), location division (12) and rib (13) are integral type structure, and the backing plate (1) is additionally provided with can be by location division
(12) plug (3) that bottom port blocks, inner side of the plug (3) positioned at plastic part (2).
2. cargo support device foot pad according to claim 1, it is characterised in that there is annular on the back side of the supporting part (11)
Groove (14), the location division (12) positioned at annular groove (14) on the inside of supporting part (11) back side on, the groove
(14) supporting part (11) back side on the outside of is the stationary plane (15) of connected plastic part (2).
3. cargo support device foot pad according to claim 2, it is characterised in that opened on the stationary plane (15) of the supporting part (11)
Some location holes (17) are provided with, some location holes (17) are circumferentially distributed around groove (14), plastic part (2) filling is some
Location hole (17) simultaneously forms locating dowel (22) in location hole (17).
4. the cargo support device foot pad according to Claims 2 or 3, it is characterised in that have on the back side of the supporting part (11)
The reinforcement convex tendon (16) of strip, reinforcement convex tendon (16) strengthens convex tendon (16) along groove positioned at the inner side of groove (14)
(14) inner side edge is along setting.
5. the cargo support device foot pad according to claim 1 or 2 or 3, it is characterised in that opened on the side wall of the location division (12)
Connecting hole (121) is provided with, the top of the location division (12) covers to form above-mentioned rib (13) or rib (13)
It is the convex edge on the medial surface of location division (12) top port circumferentially.
6. the cargo support device foot pad according to claim 1 or 2 or 3, it is characterised in that the plug (3) is outer with tubular
Side, the outer end that the port edges of location division (12) bottom have the fillet surface (18) of arc, the plug (3) circumferentially has
There is the limit convex of annular along (31), the limit convex has and fillet surface (18) between (31) end face and plug (3) lateral surface
Adaptable arc sealing surface (32), the plug (3) is fixed in the bottom port of location division (12), and sealing surface (32) with
Fillet surface (18) mutually reclines.
7. cargo support device foot pad according to claim 6, it is characterised in that the plug (3) adopts made of plastic, it is described stifled
Circumferentially there is the connection convex edge (33) of some vertical bar shapes, the connection convex edge (33) and location division (12) on the lateral surface of head (3)
Medial surface tight fit.
8. a kind of manufacture method of cargo support device foot pad, it is characterised in that comprise the following steps：
A：Deep drawn：Prepare the blank plate of metal material, formed on the back side of plate by deep stretching process be cylindrical in shape and
Top has the location division (12) of rib (13)；
B：Punching press：The groove (14) of annular is stamped and formed out near edge at the plate back side；
C：Install：By the Plastic cap (3) of forming from the port of plate front press-in location division (12) bottom, until plug
(3) sealing surface (32) mutually reclines with the fillet surface (18) of location division (12) bottom port；
D：Injection：Plate is positioned in the die cavity of lower template (5), has the sealing of annular convex on the downside of upper die plate (4)
Along (41), make when upper die plate (4) is with lower template (5) matched moulds in the groove (14) of the embedded plate in sealing convex edge (41), it is convex to sealing
Injected plastic is vulcanized along the cavity on the outside of (41), and formation is fixed on the plastic part (2) on plate.
9. the manufacture method of cargo support device foot pad according to claim 8, it is characterised in that in stepb, in stamped recess
(14) the strip reinforcement convex tendon that groove (14) inner side edge placement stamps out the protrusion plate back side is located at while in plate
(16), it is located at the location hole (17) that groove (14) outer fix stamps out some circular groove (14) arrangements in plate.
10. the manufacture method of cargo support device foot pad according to claim 8, it is characterised in that the depth of the groove (14)
It is 0.3mm~0.7mm, in step D, the side of sealing convex edge (41) and groove when upper die plate (4) is with lower template (5) matched moulds
(14) cell wall is fitted, and the end face for sealing convex edge (41) is compressed on the bottom surface of groove (14).
The manufacture method of 11. cargo support device foots pad according to claim 9, it is characterised in that in step D, lower template (5)
With the thimble (6) that can extend into die cavity, the front abutment of plate is in thimble (6) upper end, front and lower template (5) mould of plate
Bottom of chamber face, the side wall at the edge of plate and lower template (5) die cavity, the plate back side are located at groove (14) outer fix and upper die plate
(4) cavity of plastics entrance is respectively formed between side, the fashionable location hole (17) that can fill plate, shape after vulcanization is entered in plastics
Into locating dowel (22).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611036759.0A CN106697643B (en) | 2016-11-22 | 2016-11-22 | A kind of cargo support device foot pad and its manufacturing method |
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| CN201611036759.0A CN106697643B (en) | 2016-11-22 | 2016-11-22 | A kind of cargo support device foot pad and its manufacturing method |
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| CN106697643A true CN106697643A (en) | 2017-05-24 |
| CN106697643B CN106697643B (en) | 2018-09-11 |
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| CN108722648A (en) * | 2018-05-29 | 2018-11-02 | 佛山市顺德区美的洗涤电器制造有限公司 | The housing unit and food refuse disposer of food refuse disposer |
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|---|---|
| CN106697643B (en) | 2018-09-11 |
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