CN203077135U - Force-multiplication supercharging device of vise - Google Patents

Abstract

Disclosed is a force-multiplication supercharging device of a vise. A screw pushing assembly of the force-multiplication supercharging device is provided with two sliding blocks, a pushing piece, a sleeved piece and a cone block. The sliding blocks are provided with a plurality of sliding faces with different angles. A groove of the pushing piece, two symmetric diagonal planes of the sleeved piece and two symmetric diagonal planes of the cone block are utilized for sliding with the sliding faces with different angles of the sliding blocks respectively. When the force-multiplication supercharging device drives a movable clamping jaw of the vise, the effects of generating stability and improving force-multiplication supercharging of the movable clamping jaw are achieved.

Description

Times power supercharging device of vice

Technical field

The utility model provides a kind of times power supercharging device of vice, refers to apply to vice especially after clamping working substance, utilizes to rotate to produce times power to clamp working substance, to reach effect stable and lifting times power supercharging.

Background technology

The needle roller force multiplication system of previous vice commonly used, shown in TaiWan, China patent gazette (certificate number number: M 408454), this needle roller force multiplication system comprises one first outer sleeve, one second outer sleeve, a coupling assembling, a plurality of needle roller, a push rod, a sub-screw rod, a clutch structure and a bearing; Wherein, this needle roller is a cylinder, selects for use four needle rollers to be arranged between the groove and this coupling assembling of this second outer sleeve front end face; This push rod is to place among this second outer sleeve, is provided with a tapering at this push rod front end, and this tapering comprises two symmetrical inclined-planes, this tapering is placed through between four needle rollers, and is provided with a shrinkage pool in this push rod rear end.Therefore, this structure mainly is to utilize the angle on two symmetrical inclined-planes of push rod front end to be equal to or less than 45 ° structure, can produce thrust when making push rod promote needle roller, and reach the effect of clamping strength.So construct the following shortcoming of real tool, such as: because this needle roller is a cylinder, and these four needle rollers are arranged between this groove and the coupling assembling, make the contacting of these four needle rollers and this groove or coupling assembling, all be with point, the mode of line is touched and interlock mutually, add that this needle roller is cylinder, between this needle roller and another needle roller, between needle roller and this groove and between needle roller and this coupling assembling, the problem that easily produces the beat of start or block takes place, and the effect of reduction essence times power supercharging, and in assembling process, comparatively bother, expend man-hour, and increase many costs on foot.

Therefore, the pressurized construction of common vice has its shortcoming in start, aspect stable, in addition, all is difficult to satisfy present situation for the increase of the numerous and diverse and cost of assembling process, and the utmost point is waited to develop and a kind ofly can be solved the practical vice of shortcoming in the past.

Be with, how to research and develop improvement at the existing shortcoming of above-mentioned common vice, real target for the required effort research and development of relevant industry, the inventor promptly in view of this, be to think and the idea of creation, satisfy with for many years experience development and Design in addition, through inquiring into and study sampling test in many ways, and repeatedly revise and improve, be to release the utility model.

Summary of the invention

The purpose of this utility model is to provide a kind of times power supercharging device of vice, reaches the member assembling easily, reduces cost, improves the effect of stability and lifting times power supercharging.

For reaching above-mentioned purpose, times power supercharging device of a kind of vice of the utility model, be to include a screw rod to promote assembly, one sleeve, one push rod, one clutch pack and one drives tube, and the rotating group that is pivoted is connected on the through hole of the preceding sealing piece that the body end of this vice sets firmly, and this times power supercharging device renews the group screw rod, and slippage start before and after the driving live splint jaw, wherein, it is that pivot fits over the front end in this sleeve that this screw rod promotes assembly, insert the rear end of this clutch pack in this sleeve again, this push rod is socketed on this clutch pack front end again, make this clutch pack push this screw rod by this push rod and promote assembly, winding should drive tube on this clutch pack, and overlapped sliding all ring changes on this sleeve, this switching ring normality is engaged interlock with this sleeve by projection, and removable and this driving tube end clamping; It is characterized in that:

This screw rod promotes assembly and includes two slide blocks, an impeller, an engagement piece and an awl piece, and this slide block and has one first sliding surface, one second sliding surface and one the 3rd sliding surface between this impeller and engagement piece; This impeller rear end is formed with a groove and wherein is formed centrally a shrinkage pool that can be made for the space of this push rod displacement, and this groove can be symmetrical slip for first sliding surface of two these slide blocks; This engagement piece center is provided with one can supply the sheathed trepanning of this clutch pack front end, and this engagement piece one end forms two symmetrical scarves, and this scarf can slide for second sliding surface of two these slide blocks; This awl piece center is provided with a through hole that wears for this push rod, and this awl piece is formed with two symmetrical tapered planes, and this tapered plane can supply the 3rd sliding surface slip of two these slide blocks; By above-mentioned member, when this times power supercharging device drives this live splint jaw, can make this live splint jaw produce effect stable and lifting times power supercharging.

The effect of contrast prior art:

The screw rod of the relevant times power supercharging device of the utility model promotes assembly, and its member letter economizes assembling easily, and cost can reduce, and is difficult for producing fault and easily in fixing a breakdown, and has stable and promote the effect of times power supercharging.

Description of drawings

Fig. 1 is a three-dimensional combination figure of the present utility model.

Fig. 2 is a three-dimensional exploded view of the present utility model.

Fig. 3 is that screw rod of the present utility model promotes another angular views of components.

Fig. 4 is an of the present utility model times of power supercharging device cutaway view.

Fig. 5 is of the present utility model times of another cutaway view of power supercharging device.

The specific embodiment

Please comprehensively consult Fig. 1～Fig. 5, times power supercharging device 10 of a kind of vice of the utility model, be to include a screw rod to promote assembly 20, one sleeve 30, one push rod 40, one clutch pack 50 and one drives tube 60, and the rotating group that is pivoted is connected on the through hole 93 of the preceding sealing piece 92 that body 91 ends of this vice 90 set firmly, and this times power supercharging device 10 renews group screw rod 94, and driving live splint jaw 95 front and back slippage starts, wherein, it is that pivot fits over the front end in this sleeve 30 that this screw rod promotes assembly 20, insert the rear end of this clutch pack 50 in this sleeve 30 again, this push rod 40 is socketed on this clutch pack 50 front ends again, make this clutch pack 50 promote assembly 20 by these push rod 40 these screw rods of extruding, winding should drive tube 60 on this clutch pack 50, and cover is slided all ring changes 31 on this sleeve 30, this switches ring 31 normalities and engages interlock with this sleeve 30 by projection 32, and removable and these driving tube 60 end clampings; It is characterized in that: this screw rod promotes assembly 20 and includes two slide blocks 21, an impeller 22, an engagement piece 23 and an awl piece 24, this slide block 21 and has one first sliding surface 211, one second sliding surface 212 and one the 3rd sliding surface 213 between this impeller 22 and engagement piece 23; These impeller 22 rear ends are formed with a groove 224 and wherein are formed centrally a shrinkage pool 225 that can be made for the space of these push rod 40 displacements, and this groove 224 can be symmetrical slip for first sliding surface 211 of two these slide blocks 21; These engagement piece 23 centers are provided with one can supply the sheathed trepanning 231 of these clutch pack 50 front ends, and these engagement piece 23 1 ends form two symmetrical scarves 232, and this scarf 232 can slide for second sliding surface 212 of two these slide blocks 21; These awl piece 24 centers are provided with a through hole 242 that wears for this push rod 40, and this awl piece 24 is formed with two symmetrical tapered planes 243, and this tapered plane 243 can supply the 3rd sliding surface 213 slips of two these slide blocks 21; By above-mentioned member, when this times power supercharging device 10 drives this live splint jaw 95, can make this live splint jaw 95 produce the effect of stable times power supercharging.

Renew this screw rod 94 of group as for this times power supercharging device 10, and drive the 95 front and back slippage starts of live splint jaw, and this drives tube 60 and links the assembling of these clutch packs 50, and the previous action that promotes this push rod 40 is for general, and non-this case improves the place, refuses detailed description for this reason.

Above-mentionedly the relevant position of structure of the present utility model, feature and combination thereof is done a detailed description, believe your juror is to the existing understanding to a certain degree of the utility model, for making the purpose of this utility model, feature and effect more distinguished, below now with regard to its effect, advantage explanation as back of using situation and expection to reach:

When this clutch pack 50 pushes the awl piece 24 that is arranged on this push rod 40, the 3rd sliding surface 213 of tapered plane 243 these slide blocks 21 of pushing and pressing of this awl piece 24 slides outward, simultaneously, second sliding surface 212 of this slide block 21 is pushed this impeller 22 forward by the scarf 232 of this engagement piece 23, by this, can reach following advantage:

(1) slip between the 3rd sliding surface 213 of the tapered plane 243 of this awl piece 24 and this slide block 21, and the slip of second sliding surface 212 of the scarf 232 of this engagement piece 23 and this slide block 21, all be to push against with face contact-making surface and oblique mode, therefore, make times power supercharging have more the effect of stability and the higher multiple pressure of lifting.

(2) because the contact-making surface between this slide block 21, impeller 22, engagement piece 23 and the awl piece 24 is the plane, make the parts process comparatively simple and easy.

In sum, the utility model has reached breakthrough structural design really, and has improved summary of the invention, can reach simultaneously usability and progressive on the industry again, and the utility model does not see any publication, also have a novelty, the regulation when meeting the relevant law of Patent Law proposes novel patent application in accordance with the law.

Only the above, the personage who is familiar with the utility model technology should know that understanding the utility model is not limited to the details of above-mentioned illustrated embodiment, the utility model is able to embodied in other and does not break away from base attribute of the present utility model, embodiment only is explanation the utility model, and unrestricted the utility model, the utility model is foundation with the claim, but not more than state and be illustrated as foundation, all modification in the meaning of claim and the impartial scope all belong to scope of the present utility model.

Claims (1)

1. times power supercharging device of a vice, be to include a screw rod to promote assembly, one sleeve, one push rod, one clutch pack and one drives tube, and the rotating group that is pivoted is connected on the through hole of the preceding sealing piece that the body end of this vice sets firmly, and this times power supercharging device renews the group screw rod, and slippage start before and after the driving live splint jaw, wherein, it is that pivot fits over the front end in this sleeve that this screw rod promotes assembly, insert the rear end of this clutch pack in this sleeve again, this push rod is socketed on this clutch pack front end again, make this clutch pack push this screw rod and promote assembly by this push rod, winding should drive tube on this clutch pack, and cover is slided all ring changes on this sleeve, and this switching ring normality is engaged interlock with this sleeve by projection, and removable and this driving tube end clamping; It is characterized in that:

This screw rod promotes assembly and includes two slide blocks, an impeller, an engagement piece and an awl piece, and this slide block and has one first sliding surface, one second sliding surface and one the 3rd sliding surface between this impeller and engagement piece; This impeller rear end is formed with a groove and wherein is formed centrally a shrinkage pool that can be made for the space of this push rod displacement, and this groove can be symmetrical slip for first sliding surface of two these slide blocks; This engagement piece center is provided with one can supply the sheathed trepanning of this clutch pack front end, and this engagement piece one end forms two symmetrical scarves, and this scarf can slide for second sliding surface of two these slide blocks; This awl piece center is provided with a through hole that wears for this push rod, and this awl piece is formed with two symmetrical tapered planes, and this tapered plane can supply the 3rd sliding surface slip of two these slide blocks; By above-mentioned member, when this times power supercharging device drives this live splint jaw, can make this live splint jaw produce effect stable and lifting times power supercharging.

Images