CN111702675B - Shell machining clamp mechanism - Google Patents
Shell machining clamp mechanism Download PDFInfo
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- CN111702675B CN111702675B CN202010571888.XA CN202010571888A CN111702675B CN 111702675 B CN111702675 B CN 111702675B CN 202010571888 A CN202010571888 A CN 202010571888A CN 111702675 B CN111702675 B CN 111702675B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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Abstract
The invention discloses a shell machining clamp mechanism which comprises a bent plate assembly, a fixing mechanism, a positioning mechanism, a sliding mechanism and a zero positioning mechanism, wherein the bent plate assembly is fixedly arranged on a shell; the bent plate assembly is used for mounting a workpiece; the positioning mechanism is arranged on the vertical surface of the bent plate assembly and used for positioning a workpiece; the fixing mechanism is arranged on the vertical surface of the bent plate assembly and used for fixing a workpiece on the positioning mechanism; the sliding mechanism is arranged on the bottom surface of the bent plate assembly, and the function of supporting the workpiece is realized in the workpiece clamping process; the bent plate assembly is arranged on the zero point positioning mechanism and used for positioning the bent plate assembly. The invention solves the defects of complex operation, low efficiency, poor auxiliary supporting effect and the like of the traditional locking mode, and has the advantages of simple structure, low matching requirement, convenient processing, low cost, convenient assembly and labor saving.
Description
Technical Field
The invention relates to a machining type, in particular to an auxiliary supporting mechanism of a shell machining clamp in the alignment process of a part installation workpiece.
Background
In the machining process, often meet bent plate class frock, the work piece dress card is very inconvenient, needs the bottom to have adjustable auxiliary stay mechanism to adjust the height, otherwise needs the manpower to carry repeatedly at the in-process of going up the top and draw and push down, to traditional structure, the locking mechanism that traditional auxiliary stay used, usually is the structural style of borrowing from the jack, utilizes the self-locking function of screw rod, perhaps increases a locking bolt in the side of jack and fixes the screw rod top of going up and down. The locking mode has complex operation, low efficiency and poor auxiliary supporting effect, only can support the heavy object, the heavy object cannot move in the vertical or horizontal direction due to the friction force of a supporting point, if the heavy object needs to move, the heavy object needs to be lifted by the aid of hoisting equipment, and the vertical or horizontal installation position is difficult to accurately adjust in a suspended state.
Disclosure of Invention
The invention aims to provide an auxiliary support pressing mechanism of a shell machining clamp, which solves the defects of complex operation, poor auxiliary support effect, low workpiece mounting and aligning efficiency and the like of the traditional locking mode.
The invention is realized according to the following technical scheme:
a shell machining fixture mechanism, comprising:
the bent plate assembly is used for mounting a workpiece;
the positioning mechanism is arranged on the vertical surface of the bent plate assembly and is used for positioning a workpiece;
the fixing mechanism is arranged on the vertical surface of the bent plate assembly and is used for fixing the workpiece on the positioning mechanism;
the sliding mechanism is arranged on the bottom surface of the bent plate assembly and plays a role in supporting a workpiece in the workpiece clamping process;
and the bent plate assembly is arranged on the zero point positioning mechanism and used for positioning the bent plate assembly.
Further, the bent plate assembly comprises a clamp bottom plate, a vertical plate and reinforcing ribs; the vertical plate is arranged on the clamp bottom plate, and a plurality of reinforcing ribs are arranged between the back surface of the vertical plate and the clamp bottom plate; the positioning mechanism is arranged in front of the vertical plate, and the sliding mechanism is arranged on a clamp bottom plate positioned in front of the vertical plate; the clamp bottom plate is arranged on the zero point positioning mechanism; two sides below the bottom plate of the clamp are respectively provided with a supporting block, and the effect of protecting the blind rivet in the zero point positioning mechanism is achieved.
Furthermore, the number of the fixing mechanisms is multiple, and the fixing mechanisms are arranged around the positioning mechanism;
the fixing mechanism comprises a pressing plate seat, a pressing plate supporting nail, a cylindrical spiral compression spring, an equal-length stud, a flat gasket and a hexagon nut; the pressing plate seat is installed on the bent plate assembly, one end of the equal-length stud is screwed on the pressing plate seat, and the pressing plate seat is fixed to rotate through a hexagonal thin nut; the cylindrical spiral compression spring is installed on the equal-length stud, the middle parts of the flat gasket and the pressing plate are penetrated in the equal-length stud, and the pressing plate is fixed through the hexagon nut after the positioning of the workpiece is finished; the front end of the pressing plate is provided with a copper pressing head which plays a role in protecting a workpiece; the bottom of the pressing plate supporting nail is screwed on the pressing plate seat, the pressing plate supporting nail is fixed to rotate through the hexagonal thin nut after the extending length of the pressing plate supporting nail is adjusted, and the top of the pressing plate supporting nail is abutted to the pressing plate to limit the movement of the pressing plate to the pressing plate seat.
Further, the positioning mechanism comprises a positioning disc, a positioning pin mechanism and a coarse limiting rod; the positioning plate is arranged on the bent plate assembly, the positioning pin mechanism is arranged on the positioning plate, the bent plate assemblies positioned on two sides of the upper part of the positioning plate are respectively provided with a thick limiting rod, and the workpiece is positioned and arranged on the positioning plate through the seam allowance and the positioning pin mechanism; the positioning pin comprises a diamond pin, a cylindrical pin and two guide pins, the workpiece is firstly arranged at a primary mounting position through the guide pins, and one surface of the workpiece is positioned in a pin-on-two mode through the diamond pin and the cylindrical pin.
Further, the sliding mechanism comprises a linear rail bottom plate, a pre-positioning bracket, a damping part, a front limiting part and a rear limiting part; the pre-positioning support is connected to the linear rail bottom plate in a sliding mode; the rear limiting component is arranged at the rear part of the pre-positioning bracket and is used for limiting the position of a workpiece on the pre-positioning bracket; the front limiting component is arranged at the front part of the pre-positioning bracket and used for limiting the position of the pre-positioning bracket; the shock absorption part is arranged on the bottom surface of the line rail bottom plate and plays a role in buffering.
Furthermore, the long edges of the two sides of the linear rail bottom plate are respectively provided with a linear rail, the two sides of the bottom of the pre-positioning support are respectively provided with a heavy-load ball linear guide rail, and the pre-positioning support slides on the linear rail bottom plate through the cooperation of the heavy-load ball linear guide rails and the linear rails; the linear rail is fixed on the linear rail bottom plate, a plurality of linear rail pressing plates which are arranged at intervals are arranged on the side surface of the linear rail bottom plate positioned at the linear rail, and the inner wall of the upper part of each linear rail pressing plate is attached to the side surface of the linear rail.
Further, the damping part comprises a guide post fixing plate, a plurality of guide posts, a plurality of two-surface linear cutting flange type linear bearings and a plurality of springs; the guide post is axially displaced in the two-sided linear cutting flange type linear bearing; the spring is arranged on the guide post, the top of the spring is abutted against the bottom surface of the line rail bottom plate, the bottom of the spring is abutted against the guide post, and the line rail bottom plate is buffered through the elastic force of the spring.
Further, the front limiting part comprises a baffle, a baffle fixing pin and a baffle limiting rod; the baffle is movably connected in front of the pre-positioning support through a baffle fixing pin, the baffle limiting rod is installed in front of the pre-positioning support close to the baffle fixing pin, and the baffle is prevented from rotating through the baffle limiting rod; when the pre-positioning support slides to the front part of the bottom plate of the linear rail, the baffle plate is rotated reversely to enable the baffle plate to abut against the front part of the bottom plate of the linear rail, so that the pre-positioning support is prevented from moving backwards.
Further, the rear limiting part comprises a workpiece limiting block and a limiting pin; the workpiece limiting block is installed behind the pre-positioning support, the limiting pin is installed on the workpiece limiting block, and when the pre-positioning support supports the workpiece to move, the workpiece is supported on the workpiece through the limiting pin and is limited on the pre-positioning support.
Furthermore, the top of the pre-positioning support is provided with a U-shaped groove structure to play a role in supporting and positioning; two symmetrical base plates are respectively arranged on two sides of the top of the pre-positioning support and are made of nylon materials, so that the wear-resisting effect is achieved.
The invention has the beneficial effects that:
the invention solves the defects of complex operation, low workpiece clamping and aligning efficiency, poor auxiliary supporting effect and the like of the traditional locking mode, so that the adjustment is convenient in the workpiece clamping process, the position of the workpiece is freely adjusted in the supporting state of the pre-positioning bracket, the effect of supporting the workpiece is realized, the pre-positioning bracket can be conveniently moved to a required position, the workpiece is positioned in two pins at one side before and after the workpiece is clamped, the workpiece is not required to be aligned, the alignment is not required for tool replacement, and the base is provided with a zero point positioning mechanism, thereby reducing the labor intensity of the operation of workers, shortening the workpiece clamping time and improving the machining efficiency.
The mechanism has the advantages of simple structure, low matching requirement, convenient processing, low cost, convenient and labor-saving assembly, convenient front and back position adjustment in the workpiece clamping process, free adjustment of the workpiece position in the pre-positioning support supporting state, realization of front and back movement, forward sliding to a required position if the support is not needed after clamping, and limitation.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In the drawings:
FIG. 1 is a perspective view of a slider mechanism of the present invention;
FIG. 2 is a front view of the glide mechanism of the present invention;
FIG. 3 is a side view of the glide mechanism of the present invention;
FIG. 4 is a top view of the glide mechanism of the present invention;
FIG. 5 is a block diagram of the pre-positioning holder of the present invention (a is a front view and b is a top view);
FIG. 6 is a structural view of a heavy duty ball linear guide of the present invention;
fig. 7 is a structural view (a is a front view, b is a plan view) of a double-sided linear cutting flange type linear bearing according to the present invention;
FIG. 8 is a structural view of a guide post of the present invention;
FIG. 9 is a block diagram of the puck of the present invention;
FIG. 10 is a block diagram of the zero positioning plate of the present invention;
FIG. 11 is a block diagram of the zero point locating pin of the present invention;
FIG. 12 is a view of the zero positioning plate, zero positioning pin and blind rivet combination of the present invention;
FIG. 13 is a three-view illustration of the flexural plate assembly of this invention;
FIG. 14 is a front view of the housing machining fixture mechanism of the present invention;
FIG. 15 is a side view of the housing machining fixture mechanism of the present invention;
FIG. 16 is a perspective view of an embodiment of the housing machining fixture mechanism of the present invention;
fig. 17 is a main view of an application example of the housing processing jig mechanism of the present invention.
In the figure: the device comprises a base plate 1, a pre-positioning support 2, a baffle 3, a baffle fixing pin 4, a baffle limiting rod 5, a heavy-load ball linear guide rail 6, a linear rail pressing plate 7, a linear rail bottom plate 8, a spring 9, a guide column fixing plate 10, a guide column 11, a linear rail limiting block 12, an output end shell 13, a double-face linear cutting flange type linear bearing 14, a linear rail 15, a limiting pin 16, a workpiece limiting block 17, and a positioning block, wherein the base plate is fixed on the base plate;
101, 102, 103, 104, 105, diamond-shaped pins, 106 guide pins, 107, 108, cylindrical pins, 109, a sliding mechanism, 110, 111, 112, hexagonal thin nuts, 113, 114, cylindrical helical compression springs, 115 flat washers, 116, hexagonal shoulder nuts, 117, 118, etc. double-headed studs, 119, lifting screws, 120, 121, pull nails.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 14 and 15, a housing processing fixture mechanism includes a bending plate assembly 101, a fixing mechanism, a positioning mechanism, a sliding mechanism 109 and a zero point positioning mechanism; the bent plate assembly 101 is used for installing a workpiece; the positioning mechanism is arranged on the vertical surface of the bent plate assembly 101 and used for positioning a workpiece; the fixing mechanism is arranged on the vertical surface of the bent plate assembly 101 and used for fixing a workpiece on the positioning mechanism; the sliding mechanism 109 is arranged on the bottom surface of the bent plate assembly 101 and plays a role in supporting a workpiece in the workpiece clamping process; the flexural plate assembly 101 is mounted on a zero point positioning mechanism for positioning the flexural plate assembly 101.
The above-described bent plate assembly is further described below:
as shown in fig. 13, the bending plate assembly 101 comprises a clamp bottom plate 101-1, a vertical plate 101-3 and a reinforcing rib 101-2; the vertical plate 101-3 is arranged on the clamp bottom plate 101-1, and a plurality of reinforcing ribs 101-2 are arranged between the back surface of the vertical plate 101-3 and the clamp bottom plate 101-1; the positioning mechanism is arranged in front of the vertical plate 101-3, and the sliding mechanism 109 is arranged on the clamp bottom plate 101-1 positioned in front of the vertical plate 101-3; the fixture base plate 101-1 is mounted on the zero point positioning mechanism. Two sides below the bottom plate 101-1 of the clamp are respectively provided with a supporting block 110, which plays a role in protecting the blind rivet 121 in the zero point positioning mechanism.
It should be noted that two lifting bolts 119 are respectively disposed on two sides of the top surface of the vertical plate 101-3.
The above-described fixing mechanism is further described below:
with continued reference to fig. 14 and 15, the number of the fixing mechanisms is multiple, and the multiple fixing mechanisms are arranged around the positioning mechanism; the fixing mechanism comprises a pressing plate seat 102, a pressing plate 103, pressing plate supporting nails 113, a cylindrical spiral compression spring 114, an equal-length stud 118, a flat gasket 115 and a hexagonal shouldered nut 116; the pressing plate seat 102 is arranged on the bent plate assembly 101, one end of the equal-length stud 118 is screwed on the pressing plate seat 102, and the rotation of the equal-length stud is fixed through the hexagonal thin nut 112; the cylindrical helical compression spring 114 is installed on the equal-length stud 118, the flat gasket 115 and the middle part of the pressing plate 103 penetrate through the equal-length stud 118, and after the positioning of a workpiece is completed, the pressing plate 103 is fixed through the hexagonal shouldered nut 116, so that the workpiece can be pressed; wherein, the front end of the pressure plate 103 is provided with a copper pressure head 117 which plays a role of protecting the workpiece; the bottom of the pressing plate supporting nail 113 is screwed on the pressing plate seat 102, after the extending length of the pressing plate supporting nail 113 is adjusted (corresponding distance is adjusted according to different workpiece thicknesses), the pressing plate supporting nail 113 is fixed to rotate through the hexagonal thin nut 112, and the top of the pressing plate supporting nail 113 abuts against the pressing plate 103 to limit the movement of the pressing plate 103 to the pressing plate seat 102.
The above-described positioning mechanism is further described below:
with continued reference to fig. 14, 15 and 9, the positioning mechanism includes a positioning plate 107, a positioning pin mechanism and a coarse stopper rod 104; the positioning disc 107 is arranged on the bent plate assembly 101, the positioning pin mechanisms are arranged on the positioning disc 107, the bent plate assemblies 101 positioned on two sides of the upper part of the positioning disc 107 are respectively provided with a thick limiting rod 104, and the workpiece is positioned and arranged on the positioning disc 107 through the spigot and the positioning pin mechanisms; the positioning pins comprise a diamond pin 105, a cylindrical pin 108 and two guide pins 106, the workpiece is firstly subjected to primary installation position through the guide pins 106, and one-side and two-side pin positioning of the workpiece is realized through the diamond pin 105 and the cylindrical pin 108.
The above-mentioned zero point positioning mechanism is further explained as follows:
as shown in fig. 10, 11 and 12, the zero point positioning mechanism includes a zero point positioning base plate 111, zero point positioning pins 120 and a pull stud 121, wherein the number of the zero point positioning pins 120 is four, two of the zero point positioning pins are used for positioning, and the other two of the zero point positioning pins are used for clamping; each zero point positioning pin 120 is provided with a blind rivet 121, and the zero point positioning pin 120 is connected with the bent plate assembly 101 through the blind rivet 121; the blind rivet 121 and the zero point positioning pin 120 play a role in pneumatic positioning and clamping, and the zero point positioning mechanism is a high-precision quick positioning mechanism and is a unique positioning and locking device, so that a workpiece can be kept unchanged in positioning from one station to another station, from one procedure to another procedure, or from one machine tool to another machine tool. Therefore, the auxiliary time for re-alignment and positioning can be saved, the working continuity is ensured, and the working efficiency is improved. When the tool is replaced, an operator does not need to align the tool and the workpiece again, the zero point positioning mechanism is directly utilized, the alignment time is saved, and the working efficiency is improved.
It should be noted that the zero point positioning mechanism is a prior art solution, and is commercially available (e.g., from xiong ke precision mechanical trading (shanghai) ltd), and will not be further described herein.
The above described glide mechanism is further described below:
as shown in fig. 1, 2, 3 and 4, the sliding mechanism comprises a wire rail base plate 8, a pre-positioning bracket 2, a damping component, a front limiting component and a rear limiting component; the prepositioning bracket 2 can be connected on the wire rail bottom plate 8 in a sliding way; the rear limiting component is arranged at the rear part of the pre-positioning support 2 and used for limiting the backward sliding position of the pre-positioning support 2; the front limiting component is arranged at the front part of the pre-positioning bracket 2 and used for limiting the forward sliding position of the pre-positioning bracket 2; the shock absorption component is arranged on the bottom surface of the line rail bottom plate 8 and plays a role in buffering.
Specific embodiments of the above embodiments with respect to the pre-positioning bracket and the wire-rail base plate are given below:
as shown in fig. 2 and 6, the long edges of the two sides of the linear rail bottom plate 8 are respectively provided with a linear rail 15, the two sides of the bottom of the pre-positioning support 2 are respectively provided with a heavy-load ball linear guide 6, and the pre-positioning support 2 slides on the linear rail bottom plate 8 through the cooperation of the heavy-load ball linear guide 6 and the linear rail 15.
Further scheme: the linear rail 15 is fixed on the linear rail bottom plate 8, a plurality of linear rail pressing plates 7 which are arranged at intervals are arranged on the side surface of the linear rail bottom plate 8 positioned at the linear rail 15, and the inner wall of the upper part of each linear rail pressing plate 7 is attached to the side surface of the linear rail 15.
It should be noted that the linear rail 15 is mounted on the linear rail base plate 8 through a plurality of hexagon socket head cap screws, and the linear rail pressing plate 7 is mounted on the side surface of the linear rail base plate 8 through hexagon socket head cap screws.
The following examples are given with respect to specific embodiments of the shock absorbing members:
as shown in fig. 2, 3, 7 and 8, the damping member includes a guide post fixing plate 10, four guide posts 11, four double-sided linear cutting flange type linear bearings 14 and four springs 9; the four linear bearings 14 with the two linear cutting flanges are arranged on the linear rail base plate 8, the bottom of the guide column 11 is assembled on the guide column fixing plate 10 in an interference fit mode, and the top of the guide column 11 penetrates into the linear bearings 14 with the two linear cutting flanges, so that the guide column 11 can axially displace in the linear bearings 14 with the two linear cutting flanges; the spring 9 is arranged on the guide post 11, the top of the spring 9 is abutted against the bottom surface of the line rail bottom plate 8, the bottom of the spring 9 is abutted against the guide post 11, and the line rail bottom plate 8 is buffered through the elastic force of the spring 9.
It should be noted that, as shown in fig. 4 and 7, the double-sided linear cutting flange type linear bearing 14 is installed on the rail base plate 8 by a hexagon socket head screw, the guide post 11 is assembled on the guide post fixing plate 10 by interference fit, so that the guide post is convenient to maintain after long-term wear, the guide post fixing plate 10 is connected with the bent plate assembly 16 by using an M8 bolt, the rail base plate 8 moves downwards in the guide post 11 by the double-sided linear cutting flange type linear bearing 14, and the spring 9 plays a role of buffering under a stressed state.
Specific embodiments of the above examples with respect to the front stop are given below:
as shown in fig. 2, 3 and 4, the front limiting part comprises a baffle 3, a baffle fixing pin 4 and a baffle limiting rod 5; the baffle 3 is movably connected in front of the pre-positioning support 2 through a baffle fixing pin 4, the baffle limiting rod 5 is installed in front of the pre-positioning support 2 close to the baffle fixing pin 4, and the baffle 3 is prevented from rotating through the baffle limiting rod 5; when the pre-positioning support 2 slides to the front part of the line rail bottom plate 8, the baffle 3 is rotated reversely, so that the baffle 3 is abutted against the front part of the line rail bottom plate 8, and the pre-positioning support 2 is prevented from moving backwards.
Specific embodiments of the above examples with respect to the rear stop are given below:
as shown in fig. 3 and 4, the rear limiting part includes a workpiece limiting block 17 and a limiting pin 16; the workpiece limiting block 17 is installed behind the pre-positioning support 2, the limiting pin 16 is installed on the workpiece limiting block 17, and when the pre-positioning support 2 supports the workpiece to move, the workpiece is supported on the workpiece through the limiting pin 16 to limit the workpiece on the pre-positioning support 2.
It should be noted that the workpiece limiting block 17 is mounted behind the pre-positioning bracket 2 by a hexagon socket head screw.
Further scheme: as shown in fig. 5, the top of the pre-positioning bracket 2 is designed to be a U-shaped groove structure, which plays a role in supporting and positioning. Two symmetrical backing plates 1 are respectively arranged on two sides of the top of the pre-positioning support 2, and the backing plates 1 are made of nylon materials and have a wear-resistant effect.
Further scheme: two front sides of the wire rail bottom plate 8 are respectively provided with a wire rail limiting block 12 for limiting the pre-positioning support 2 and preventing the pre-positioning support 2 from sliding down from the wire rail bottom plate 8.
It should be noted that the wire rail limiting block 12 is installed in front of the wire rail base plate 8 by a hexagon socket head screw.
During assembly, the linear rails 15 on two sides are firstly arranged on a linear rail base plate 8 and are screwed down by hexagon socket head cap screws, the linear rail pressing plate 7 is arranged and is screwed down by hexagon socket head cap screws, the heavy-load ball linear guide rail 6 is arranged on the linear rails 15, four linear cutting flange type linear bearings 14 are arranged and are screwed down by hexagon socket head cap screws, four guide posts 11 are arranged, the tops of the guide posts 11 penetrate into the linear cutting flange type linear bearings 14, springs 9 are arranged on the guide posts 11, the springs 9 play a role of buffering under a stress state, two linear rail limiting blocks 12 are arranged in the front of the linear rail base plate 8 and are screwed down by the hexagon socket head cap screws.
The front of the pre-positioning support 2 is provided with a baffle 3, a baffle fixing pin 4 and a baffle limiting rod 5, the back of the pre-positioning support 2 is provided with a workpiece limiting block 17, the workpiece limiting block is screwed by a hexagon socket head screw and is arranged in a limiting pin 16, the upper surface of the pre-positioning support 2 is provided with a backing plate 1, and then the pre-positioning support assembly is arranged on a heavy-load ball linear guide rail 6.
As shown in fig. 16 and 17, in a normal working state, the assembled sliding mechanism assembly is mounted on a clamp bottom plate 101-1 of a bending plate assembly 101, before the workpiece is assembled, the sliding mechanism can be slid to a desired position, the workpiece (in the figure, the output end housing 13) is hung on the sliding mechanism, the workpiece (in the figure, the output end housing 13) can be supported and adjusted to the desired position, that is, when the pre-positioning bracket 2 drives the workpiece (in the figure, the output end housing 13) to slide, the workpiece (in the figure, the output end housing 13) is roughly limited by the workpiece limiting block, so that the workpiece (in the figure, the output end housing 13) cannot move any more, and when the pre-positioning bracket 2 reaches the pre-positioning position, the workpiece (in the figure, the output end housing 13) is adjusted to the desired position.
When the sliding auxiliary supporting mechanism is not needed, the sliding auxiliary supporting mechanism can be adjusted forwards, and when the sliding auxiliary supporting mechanism slides to the forefront, the baffle fixing pin 4 is pulled out from the vertical direction, so that the forward limiting is realized. Of course, if the sliding auxiliary supporting mechanism is not moved, the sliding auxiliary supporting mechanism can also be used as an auxiliary support.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than others, combinations of features of different embodiments are also meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the combination according to the known technical solutions and technical problems to be solved by the present application.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a casing adds clamping apparatus mechanism which characterized in that includes:
the bent plate assembly is used for mounting a workpiece;
the positioning mechanism is arranged on the vertical surface of the bent plate assembly and is used for positioning a workpiece;
the fixing mechanism is arranged on the vertical surface of the bent plate assembly and is used for fixing the workpiece on the positioning mechanism;
the sliding mechanism is arranged on the bottom surface of the bent plate assembly and plays a role in supporting a workpiece in the workpiece clamping process;
the zero point positioning mechanism is used for positioning the bent plate assembly;
the sliding mechanism comprises a linear rail bottom plate, a pre-positioning bracket, a damping part, a front limiting part and a rear limiting part;
the pre-positioning support is connected to the linear rail bottom plate in a sliding mode;
the rear limiting component is arranged at the rear part of the pre-positioning bracket and is used for limiting the position of a workpiece on the pre-positioning bracket;
the front limiting component is arranged at the front part of the pre-positioning bracket and used for limiting the position of the pre-positioning bracket;
the damping component is arranged on the bottom surface of the line rail bottom plate and plays a role in buffering;
the long edge positions of two sides of the linear rail bottom plate are respectively provided with a linear rail, two sides of the bottom of the pre-positioning support are respectively provided with a heavy-load ball linear guide rail, and the pre-positioning support slides on the linear rail bottom plate through the cooperation of the heavy-load ball linear guide rails and the linear rails;
the linear rail is fixed on the linear rail bottom plate, a plurality of linear rail pressing plates which are arranged at intervals are arranged on the side surface of the linear rail bottom plate positioned at the linear rail, and the inner wall of the upper part of each linear rail pressing plate is attached to the side surface of the linear rail.
2. The shell machining jig mechanism according to claim 1, characterized in that:
the bent plate assembly comprises a clamp bottom plate, a vertical plate and reinforcing ribs;
the vertical plate is arranged on the clamp bottom plate, and a plurality of reinforcing ribs are arranged between the back surface of the vertical plate and the clamp bottom plate;
the positioning mechanism is arranged in front of the vertical plate, and the sliding mechanism is arranged on a clamp bottom plate positioned in front of the vertical plate;
the clamp bottom plate is arranged on the zero point positioning mechanism;
two sides below the bottom plate of the clamp are respectively provided with a supporting block, and the effect of protecting the blind rivet in the zero point positioning mechanism is achieved.
3. The shell machining jig mechanism according to claim 1, characterized in that:
the number of the fixing mechanisms is multiple, and the fixing mechanisms are arranged around the positioning mechanism;
the fixing mechanism comprises a pressing plate seat, a pressing plate supporting nail, a cylindrical spiral compression spring, an equal-length stud, a flat gasket and a hexagon nut;
the pressing plate seat is installed on the bent plate assembly, one end of the equal-length stud is screwed on the pressing plate seat, and the pressing plate seat is fixed to rotate through a hexagonal thin nut;
the cylindrical spiral compression spring is installed on the equal-length stud, the middle parts of the flat gasket and the pressing plate are penetrated in the equal-length stud, and the pressing plate is fixed through the hexagon nut after the positioning of the workpiece is finished;
the front end of the pressing plate is provided with a copper pressing head which plays a role in protecting a workpiece;
the bottom of the pressing plate supporting nail is screwed on the pressing plate seat, the pressing plate supporting nail is fixed to rotate through the hexagonal thin nut after the extending length of the pressing plate supporting nail is adjusted, and the top of the pressing plate supporting nail is abutted to the pressing plate to limit the movement of the pressing plate to the pressing plate seat.
4. The shell machining jig mechanism according to claim 1, characterized in that:
the positioning mechanism comprises a positioning disc, a positioning pin mechanism and a coarse limiting rod;
the positioning plate is arranged on the bent plate assembly, the positioning pin mechanism is arranged on the positioning plate, the bent plate assemblies positioned on two sides of the upper part of the positioning plate are respectively provided with a thick limiting rod, and the workpiece is positioned and arranged on the positioning plate through the seam allowance and the positioning pin mechanism;
the positioning pin comprises a diamond pin, a cylindrical pin and two guide pins, the workpiece is firstly arranged at a primary mounting position through the guide pins, and one surface of the workpiece is positioned in a pin-on-two mode through the diamond pin and the cylindrical pin.
5. The shell machining jig mechanism according to claim 1, characterized in that:
the damping component comprises a guide post fixing plate, a plurality of guide posts, a plurality of linear bearings with linear cutting flanges on two sides and a plurality of springs;
the guide post is axially displaced in the two-sided linear cutting flange type linear bearing;
the spring is arranged on the guide post, the top of the spring is abutted against the bottom surface of the line rail bottom plate, the bottom of the spring is abutted against the guide post, and the line rail bottom plate is buffered through the elastic force of the spring.
6. The shell machining jig mechanism according to claim 1, characterized in that:
the front limiting part comprises a baffle, a baffle fixing pin and a baffle limiting rod;
the baffle is movably connected in front of the pre-positioning support through a baffle fixing pin, the baffle limiting rod is installed in front of the pre-positioning support close to the baffle fixing pin, and the baffle is prevented from rotating through the baffle limiting rod;
when the pre-positioning support slides to the front part of the bottom plate of the linear rail, the baffle plate is rotated reversely to enable the baffle plate to abut against the front part of the bottom plate of the linear rail, so that the pre-positioning support is prevented from moving backwards.
7. The shell machining jig mechanism according to claim 1, characterized in that:
the rear limiting part comprises a workpiece limiting block and a limiting pin;
the workpiece limiting block is arranged behind the pre-positioning bracket, the limiting pin is arranged on the workpiece limiting block,
when the pre-positioning support supports the workpiece to move, the workpiece is abutted to the workpiece through the limiting pin so as to limit the workpiece on the pre-positioning support.
8. The shell machining jig mechanism according to claim 1, characterized in that:
the top of the pre-positioning support is provided with a U-shaped groove structure to play a role in supporting and positioning;
two symmetrical base plates are respectively arranged on two sides of the top of the pre-positioning support and are made of nylon materials, so that the wear-resisting effect is achieved.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010571888.XA CN111702675B (en) | 2020-06-22 | 2020-06-22 | Shell machining clamp mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010571888.XA CN111702675B (en) | 2020-06-22 | 2020-06-22 | Shell machining clamp mechanism |
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| CN111702675A CN111702675A (en) | 2020-09-25 |
| CN111702675B true CN111702675B (en) | 2021-09-14 |
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| CN202010571888.XA Active CN111702675B (en) | 2020-06-22 | 2020-06-22 | Shell machining clamp mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114918471B (en) * | 2022-02-09 | 2022-12-16 | 嘉兴华诚模具科技股份有限公司 | Corrosion-resistant bolt cylinder forming processing device and forming method |
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| CN210476060U (en) * | 2019-09-11 | 2020-05-08 | 无锡亿利环保科技有限公司 | Hump pipe positioning device |
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| US5035566A (en) * | 1987-12-15 | 1991-07-30 | Amada Company, Limited | Automatic change of fingers of the single arm bending robot |
| CN202411913U (en) * | 2011-12-27 | 2012-09-05 | 浙江西菱台钻制造有限公司 | Positioning tool |
| CN104125871A (en) * | 2014-02-13 | 2014-10-29 | 三菱日立制铁机械株式会社 | Manufacturing method for rolling plate hollow roller, rolling plate hollow roller and steel sheet manufacturing technology device |
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| CN111702675A (en) | 2020-09-25 |
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