CN203409666U - Electric permanent-magnet adsorption type clamping and fixing device - Google Patents
Electric permanent-magnet adsorption type clamping and fixing device Download PDFInfo
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- CN203409666U CN203409666U CN201320366196.7U CN201320366196U CN203409666U CN 203409666 U CN203409666 U CN 203409666U CN 201320366196 U CN201320366196 U CN 201320366196U CN 203409666 U CN203409666 U CN 203409666U
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- type clamping
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Abstract
The utility model discloses an electric permanent-magnet adsorption type clamping and fixing device. The device comprises a base of mother equipment and magnetic boards. The device is characterized in that concave cavities are formed in the surface of the base, the magnetic boards are embedded in the concave cavities, and threading holes for communicating the concave cavities and the outside of the base are formed in the base. The device has the advantages that the degree of integration is higher, the integrated performance is better, the consumption of raw materials of the mother equipment (injection molding machines, machine tools, die-casting machines and the like) can be reduced, and the related technical performance parameters, e.g. the modulus capacity of the equipment, molds of the equipment and workpiece bearing capacity, of the mother equipment cannot be affected; compared with the traditional external magnetic boards, the magnetic boards of the clamping and fixing device can be thinner, and related interfaces of related magnetic boards can be combined with the structure of the equipment and be integrated with the base of the mother equipment, so that the mounting is more simple.
Description
Technical field
The utility model relate to a kind of on lathe, plastic molding press, die casting machine, hydraulic press and punch press widely used clamping and fixing device, especially relate to a kind of electric permanent magnetic adsorption-type clamping and fixing device.
Background technology
Along with the industrialized development in the whole world, lathe, die casting and plastic industry have obtained vigorous growth, and the development of industry has driven industry innovation and innovation, is intended to raise the efficiency reducing production costs, for machine industry, and the quick positioning and clamping of workpiece; For die casting and plastic industry, on the forming machine of the Fast Installation of mould location, become the key part that these two industries are enhanced productivity.
The installation of processing work and mould location is divided into two kinds of modes at present, and the one, traditional clamped-in style clamping and fixing device; The 2nd, electric permanent magnetic adsorption-type clamping and fixing device.
Traditional clamped-in style clamping and fixing device mainly contains manual positioning pressuring plate, semi-automatic hydraulic fixture and Full automatic penumatic hydraulically operated fixture, but these workpiece or mould holding fixture exist certain defect.Specific as follows:
1, manual positioning pressuring plate: need by manual operations, labour intensity is large, and processing safety is not high, and clamping reliability is poor, needs regularly fastening;
2, semi-automatic hydraulic fixture: realize Automatic-clamping by hydraulic pressure and control, clamping force is stable, the variation with external power source or pressure does not change, but need to manually adjust chucking position according to the size of workpiece, can only be arranged on the horizontal direction of horizontal operation face and vertical working face, because installation direction is fixed, and the position that the size of workpiece or mould is installed because of fixture is restricted;
3, Full automatic penumatic hydraulically operated fixture: mode of operation and principle are with semi-automatic hydraulic fixture, and position adopts automated manner with the position adjustment of workpiece.The shortcoming equally with semi-automatic hydraulic fixture.
Existing electric permanent magnetic adsorption-type clamping and fixing device as shown in Figure 1, implement absorption by the magnetic force of magnetic sheet 2 generations of below and clamp by the mould of top and workpiece 1.Have reliability high, be difficult for producing and interfering with workpiece size, versatility and applicability are strong.But this kind of electric permanent magnetic adsorption-type clamping and fixing device is to add a substrate with magnetic function on equipment, the thickness that Magnetic Substrate is certain because performance requirement has, and change with the variation of instrument size.Therefore its major defect is the performance parameter that can affect equipment.For example: on plastic-injection moulding machine, this application can affect the molar amount of equipment, parameter that need to be by change equipment when client's mold thickness is larger, to meet mould demand, has increased the purchase cost of equipment.Can reduce the bearing capacity of equipment to mould, because the weight of Magnetic Substrate itself has consumed the mould weight capacity of equipment simultaneously.Other die cast equipment and plastic molding equipment are also similar.And application equally can be because the thickness effect workpiece of Magnetic Substrate or the molar amount of mould (as punch press industry) on machine industry.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of purchase cost that can not affect the performance parameter of equipment, can not increase equipment, can improve the electric permanent magnetic adsorption-type clamping and fixing device of device load-bearing capability simultaneously.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of electric permanent magnetic adsorption-type clamping and fixing device, the pedestal and the magnetic sheet that comprise parent equipment, the surface of described pedestal is provided with cavity, described magnetic sheet is embedded in described cavity, is provided with the through wires hole that is communicated with described cavity and described pedestal outside on described pedestal.
The surface of described pedestal can be provided with two cavitys independently above, and described magnetic sheet is more than two, and correspondence is embedded in described cavity.
Described cavity is preferably four, and these four cavitys are arranged on the surface of described pedestal symmetrically.
The degree of depth of the cavity described in the thickness of described magnetic sheet preferably equals.
Described parent equipment can be lathe or molding machine or die casting machine.
Compared with prior art, feature of the present utility model is that magnetic sheet is to be embedded in the cavity of base-plates surface, therefore has advantages of following:
1) integrated degree is higher, and integrated performance is relatively good;
2) can reduce the raw materials consumption of parent equipment (injection moulding machine, lathe, die casting machine etc.);
3) can not affect the technology properties parameter of parent equipment, as the molar amount of equipment, the mould of equipment and the supporting power of workpiece;
4) thickness of this kind of pattern magnetic sheet can be compared thinner that the magnetic sheet of traditional external does, and the structure that the relevant interface of relevant magnetic sheet can bonding apparatus, is integrated on the pedestal of parent equipment, installs more succinct.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing electric permanent magnetic adsorption-type frock clamp;
Fig. 2 is the structural representation of the utility model embodiment mono-;
Fig. 3 is the perspective view after the decomposition of the utility model embodiment mono-.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
Embodiment: a kind of electric permanent magnetic adsorption-type clamping and fixing device using on injection moulding machine, the pedestal 1 and four magnetic sheets 2 that comprise injection moulding machine, the surface of pedestal 1 is provided with four independently cavitys 3, four magnetic sheet 2 correspondences are embedded in four independently in cavity 3, the thickness of magnetic sheet 2 equals the degree of depth of cavity 3, is provided with and is communicated with respectively four the independently bottom of cavity 3 and the through wires holes 4 of pedestal 1 outside on pedestal 1.
By the comparative analysis of wired meta analysis means, there is the force and deformation situation that has the pedestal of four cavitys and the traditional pedestal without cavity in embodiment.Its analysis result is as shown in the table.
As can be seen from the table, when be provided with four cavitys on original pedestal after, be no matter maximum principal stress and tension, maximum distortion and normal direction maximum distortion all in tolerance range, can meet the design requirement of actual condition completely.And as can be seen from the table, pedestal of the present utility model is owing to having embedded magnetic sheet, the base material of the material of magnetic sheet and parent equipment there are differences, the former is better than the latter, so pack at magnetic sheet after the pedestal of parent equipment, compare the material before parent equipment, as whole part, adjust the intensity that can increase this part, also can lifting means for the bearing capacity of mould, workpiece.
In the above embodiments, injection moulding machine can be also that lathe or die casting machine substitute.
Claims (6)
1. an electric permanent magnetic adsorption-type clamping and fixing device, the pedestal and the magnetic sheet that comprise parent equipment, the surface that it is characterized in that described pedestal is provided with cavity, described magnetic sheet is embedded in described cavity, is provided with the through wires hole that is communicated with described cavity and described pedestal outside on described pedestal.
2. electric permanent magnetic adsorption-type clamping and fixing device as claimed in claim 1, the surface that it is characterized in that described pedestal is provided with two cavitys independently above, and described magnetic sheet is more than two, and correspondence is embedded in described cavity.
3. electric permanent magnetic adsorption-type clamping and fixing device as claimed in claim 2, is characterized in that described cavity is four, and these four cavitys are arranged on the surface of described pedestal symmetrically.
4. the electric permanent magnetic adsorption-type clamping and fixing device as described in claim 1 or 2 or 3, the thickness that it is characterized in that described magnetic sheet equals the degree of depth of described cavity.
5. the electric permanent magnetic adsorption-type clamping and fixing device as described in claim 1 or 2 or 3, is characterized in that described parent equipment is lathe or molding machine or die casting machine.
6. electric permanent magnetic adsorption-type clamping and fixing device as claimed in claim 4, is characterized in that described parent equipment is lathe or molding machine or die casting machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320366196.7U CN203409666U (en) | 2013-06-21 | 2013-06-21 | Electric permanent-magnet adsorption type clamping and fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320366196.7U CN203409666U (en) | 2013-06-21 | 2013-06-21 | Electric permanent-magnet adsorption type clamping and fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203409666U true CN203409666U (en) | 2014-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320366196.7U Expired - Fee Related CN203409666U (en) | 2013-06-21 | 2013-06-21 | Electric permanent-magnet adsorption type clamping and fixing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203409666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358247A (en) * | 2013-06-21 | 2013-10-23 | 宁波海迈克精密机械制造有限公司 | Electric permanent magnetic adsorption clamping fixed device |
-
2013
- 2013-06-21 CN CN201320366196.7U patent/CN203409666U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358247A (en) * | 2013-06-21 | 2013-10-23 | 宁波海迈克精密机械制造有限公司 | Electric permanent magnetic adsorption clamping fixed device |
| CN103358247B (en) * | 2013-06-21 | 2016-08-17 | 宁波海迈克精密机械制造有限公司 | A kind of electricity permanent magnetic adsorption-type clamping and fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 Termination date: 20210621 |