CN109894897B

CN109894897B - But self-holding is rotatory five metals spanner

Info

Publication number: CN109894897B
Application number: CN201910310228.3A
Authority: CN
Inventors: 李月萍
Original assignee: Zhejiang Shengda Industry Co ltd
Current assignee: Zhejiang Shengda Industry Co.,Ltd.
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-12-08
Anticipated expiration: 2039-04-17
Also published as: CN109894897A

Abstract

The invention discloses a hardware wrench capable of automatically clamping and rotating, which comprises a clamp main body, wherein end clamping mechanisms are symmetrically arranged in the clamp main body from left to right, an auxiliary clamping mechanism is arranged in the clamp main body, each end clamping mechanism comprises an end clamping block and an end fixing plate, an end clamping cavity is arranged in the clamp main body, and the end clamping blocks are rotatably arranged in the end clamping cavities; this equipment is more reasonable and ingenious on overall structure, and it is all very convenient to install, maintain and overhaul, and axle type part the central axis line can be accurately confirmed and automatic fixation to this equipment, and utilizes supplementary clamping mechanism to avoid the middle deformation that takes place after the fixed of longer axle type part, improves the parts machining precision, improves the part percent of pass, reduces axle type parts machining cost, and this equipment has efficient degree of automation in the use, has higher use and spreading value.

Description

But self-holding is rotatory five metals spanner

Technical Field

The invention relates to the field of fixed clamps, in particular to a hardware wrench capable of automatically clamping and rotating.

Background

At present, the processing of axle type part is all fixed at axle type both ends, avoids the fixed other end of one end to receive the influence of gravity to make the axle take place great deformation, and nevertheless the axis body is longer, and the axle body interlude is given the responsibility to receive the influence of gravity to take place deformation, leads to the machining precision to reduce, and the processing of axis body is through the rate and is declined, increases the processing cost.

Therefore, there is a need to further improve the shaft part clamping device in the prior art, so as to improve the machining precision of the shaft part.

Disclosure of Invention

The invention aims to provide a hardware wrench capable of automatically clamping and rotating, which can overcome the defects in the prior art and improve the machining precision of shaft parts.

The hardware wrench capable of automatically clamping and rotating comprises a clamp body, wherein end clamping mechanisms are symmetrically arranged in the clamp body from left to right, auxiliary clamping mechanisms are arranged in the clamp body, each end clamping mechanism comprises an end clamping block and an end fixing plate, an end clamping cavity is arranged in the clamp body, the end clamping blocks are rotatably arranged in the end clamping cavities, four groups of end fixing plates are arranged in the end clamping blocks, hydraulic pipelines are arranged in the end clamping blocks, the four groups of hydraulic pipelines are communicated, end pistons are arranged in the hydraulic pipelines in a vertically sliding manner, vertically extending end clamping connecting rods are arranged in the hydraulic pipelines in a vertically sliding manner, the top ends of the end clamping connecting rods are fixedly connected with the end pistons, and the bottom ends of the end clamping connecting rods are fixedly connected with the end fixing plates, the end clamping block is internally provided with a clamping hydraulic cylinder, the clamping hydraulic cylinder is communicated with the hydraulic pipeline, a clamping pushing piston is arranged in the clamping hydraulic cylinder in a vertically sliding mode, a clamping pushing screw is arranged in the clamping hydraulic cylinder in a vertically sliding mode, the top end of the clamping pushing screw is fixedly connected with the bottom end wall of the clamping pushing piston, a driving mechanism comprises a driving motor and a driving shaft, a comprehensive power cavity is arranged in the clamp body, the driving shaft is rotatably arranged in the comprehensive power cavity, the left end of the driving shaft is fixedly arranged in the left end wall of the comprehensive power cavity, the driving motor is in power connection with the driving shaft, a transmission mechanism is arranged between the driving mechanism and the end clamping mechanism, and the driving end clamping mechanism clamps a shaft tightly.

Preferably, a clamping power cavity is arranged in the end wall at the bottom of the clamping hydraulic cylinder, a clamping power shaft is rotationally arranged in the clamping power cavity, a clamping thread is fixedly arranged in the clamping power shaft and matched with the clamping pushing screw rod, a clamping driven gear is fixedly arranged on the end wall at the outer side of the clamping power shaft, an end head power input cavity is arranged in the end wall at the top of the clamping power shaft, an end head right power transmission shaft extending up and down is rotatably arranged between the end head power input cavity and the clamping power cavity, a clamping driving gear is fixedly arranged at the tail end of the bottom of the end head right power transmission shaft in the clamping power cavity and engaged with the clamping driven gear, an end head input bevel gear is fixedly arranged at the tail end of the top of the end head right power transmission shaft in the end head power input cavity, an end head power transmission cavity is arranged in the end head clamping cavity left end wall, an end head upper power transmission shaft extending left and right is rotatably arranged between the end head power transmission cavity and the end head power input cavity, an end head right transmission bevel gear is fixedly arranged at the end head upper power transmission shaft right end in the end head power input cavity, the end head right transmission bevel gear is meshed with the end head input bevel gear, an end head left transmission bevel gear is fixedly arranged at the end head upper power transmission shaft left end in the end head power transmission cavity, a sun gear is fixedly arranged at the drive shaft right end, a low-speed rotating shaft is rotatably arranged in the comprehensive power cavity, a low-speed inner gear ring is fixedly arranged at the low-speed rotating shaft left end, a planetary transmission gear is arranged between the low-speed inner gear ring and the sun gear in a transmission manner, and a low-speed gear, an end power output cavity is arranged in the end wall at the bottom of the end power transmission cavity, an end left power transmission shaft extending up and down is rotatably arranged between the end power output cavity and the end power transmission cavity, an end upper transmission bevel gear is fixedly arranged at the tail end of the top of the end left power transmission shaft in the end power transmission cavity and is meshed with the end left transmission bevel gear, an end lower transmission bevel gear is fixedly arranged on the end wall at the outer side of the end left power transmission shaft in the end power output cavity, an end power output shaft extending left and right is rotatably arranged between the end power output cavity and the comprehensive power cavity, an end output bevel gear is fixedly arranged at the tail end of the left side of the end power output shaft in the end power output cavity and is meshed with the end lower transmission bevel gear, synthesize the power intracavity rotation and be provided with end spline sleeve shaft, the fixed end gear that is provided with on the end wall of end spline sleeve shaft outside, the end gear with low-speed gear engagement, the end spline sleeve shaft horizontal slip set up in on the end wall of end power output shaft outside, end spline sleeve shaft with end power output shaft passes through the spline fit, be provided with the synchronous chamber of end in the end power output chamber bottom end wall, in the synchronous intracavity of end the end left side power transmission shaft bottom end is fixed and is provided with end synchronous pulley, controls the transmission is provided with end synchronous belt between the end synchronous pulley.

Preferably, a processing sliding groove is arranged in the right end wall of the comprehensive power cavity, a sliding power screw rod extending left and right is rotatably arranged between the processing sliding groove and the comprehensive power cavity, a sliding power spline sleeve shaft is arranged in the comprehensive power cavity in a rotating way, the sliding power spline sleeve shaft is arranged on the outer side end wall of the sliding power screw rod in the comprehensive power cavity in a left-right sliding way, the sliding power spline sleeve shaft is matched with the sliding power screw rod through a spline, a sliding power gear is fixedly arranged on the end wall of the outer side of the sliding power spline sleeve shaft, the sliding power gear is disengaged from the low-speed gear, a workpiece platform is arranged in the machining sliding groove in a left-right sliding manner, and a processing sliding thread is fixedly arranged in the processing part platform and is matched with the sliding power screw rod.

Preferably, the following clamping mechanism comprises an auxiliary clamping block and an auxiliary clamp main body which is vertically symmetrically arranged in the auxiliary clamping block, an auxiliary chute is arranged in the auxiliary clamping block, the auxiliary clamp main body is vertically slidably arranged in the auxiliary chute, an auxiliary reset spring is elastically arranged between the bottom end wall of the auxiliary clamp main body and the bottom end wall of the auxiliary chute, auxiliary clamping grooves are horizontally symmetrically arranged in the auxiliary clamp main body, the auxiliary clamping block which vertically slides is arranged in the auxiliary clamping groove, the auxiliary clamping reset spring is elastically arranged between the bottom end wall of the auxiliary clamping block and the bottom end wall of the auxiliary clamping groove, an auxiliary clamping wheel is rotatably arranged at the tail end of the top of the auxiliary clamping block, a following sliding groove is arranged in the side end wall after the sliding groove is machined, and the auxiliary clamping block is horizontally slidably arranged in the following sliding groove, a following reset spring is elastically arranged between the right side end wall of the auxiliary clamping block and the right side end wall of the following sliding groove, an opening and closing sliding cavity is arranged in the end wall at the bottom of the processing sliding groove and is communicated with the following sliding groove, an opening and closing sliding block which slides up and down is arranged in the opening and closing sliding cavity, an opening and closing reset spring is elastically arranged between the bottom end wall of the opening and closing sliding block and the bottom end wall of the opening and closing sliding cavity, the opening and closing sliding block is disengaged with the workpiece platform, an opening and closing action cavity is arranged in the auxiliary clamping block, an opening and closing power rack is fixedly arranged on the rear side end wall of the opening and closing sliding block in the opening and closing action cavity, an opening and closing power shaft which extends left and right is rotatably arranged in the opening and closing action cavity, an opening and closing power gear, an opening and closing driving belt wheel is fixedly arranged at the tail end of the left side of the opening and closing power shaft, an opening and closing driving transmission shaft extending leftwards and rightwards is rotatably arranged in the opening and closing action cavity, the opening and closing driving transmission shaft is positioned above the opening and closing power shaft, an opening and closing driven belt wheel is fixedly arranged at the tail end of the right side of the opening and closing driving transmission shaft, an opening and closing power belt is arranged between the opening and closing driven belt wheel and the opening and closing driving belt wheel in a transmission manner, an opening and closing driving bevel gear is fixedly arranged at the tail end of the left side of the opening and closing driving transmission shaft, an auxiliary power cavity is arranged in the wall of the front side end of the opening and closing action cavity, an opening and closing driven transmission shaft is rotatably arranged between the auxiliary power cavity and the opening and closing action cavity, an opening and closing rear transmission bevel gear, the auxiliary power cavity is internally provided with an opening and closing driven transmission shaft, the front end of the opening and closing driven transmission shaft in the auxiliary power cavity is fixedly provided with an opening and closing front transmission bevel gear, an opening and closing screw rod extending up and down is rotatably arranged between the auxiliary power cavity and the auxiliary sliding groove, an opening and closing driven bevel gear is fixedly arranged on the outer end wall of the opening and closing screw rod in the auxiliary power cavity, the opening and closing driven bevel gear is meshed with the opening and closing front transmission bevel gear, and the bottom end of the opening and closing screw rod is in power connection with an auxiliary motor fixedly arranged in the bottom end wall of the.

Preferably, a rotary driven gear is fixedly arranged on the end clamping block in the end clamping cavity, a rotary power shaft extending leftwards and rightwards is rotatably arranged between the end clamping cavity and the comprehensive power cavity, a rotary driving gear is fixedly arranged on the end wall of the outer side of the rotary power shaft in the end clamping cavity, the rotary driving gear is meshed with the rotary driven gear, a rotary synchronous cavity is arranged in the end wall of the left side of the end clamping cavity, a rotary synchronous driving belt wheel is fixedly arranged on the end wall of the left side of the rotary power shaft in the rotary synchronous cavity, a rotary synchronous shaft extending leftwards and rightwards is rotatably arranged between the left rotary synchronous cavity and the right rotary synchronous cavity, rotary synchronous driven belt wheels are fixedly arranged at the left and right ends of the rotary synchronous shaft in the rotary synchronous cavity, and a rotary synchronous belt is arranged between the rotary synchronous driven belt wheel and, synthesize the power cavity internal rotation and be provided with rotation spline sleeve shaft, the fixed rotation input gear that is provided with on the rotation spline sleeve shaft outside end wall, rotation spline sleeve shaft horizontal slip set up in synthesize the power intracavity on the rotation power shaft outside end wall, rotation spline sleeve shaft with the rotation power shaft passes through the spline fit, the fixed rotation output gear that is provided with on the drive shaft outside end wall, the rotation output gear is located the sun gear left side, rotate output gear with the rotation input gear breaks away from the cooperation.

Preferably, a transverse linkage rod extending left and right is arranged in the comprehensive power cavity in a left-right sliding manner, the rotating spline sleeve shaft is rotatably arranged at the left end of the transverse linkage rod, the sliding power spline sleeve shaft is rotatably arranged at the right end of the transverse linkage rod, a longitudinal linkage rod extending up and down is arranged in the comprehensive power cavity in a left-right sliding manner, the sliding power spline sleeve shaft is rotatably arranged at the top end of the longitudinal linkage rod, the end spline sleeve shaft is rotatably arranged in the bottom end wall of the longitudinal linkage rod, an electromagnetic switching cavity is arranged in the right end wall of the comprehensive power cavity, a switching permanent magnet slider is arranged in the electromagnetic switching cavity in a left-right sliding manner, the left end wall of the switching permanent magnet slider is fixedly connected with the right end wall of the longitudinal linkage rod, and a switching reset spring is elastically arranged between the right end wall of the switching permanent magnet slider and the right end wall, and a switching electromagnet is fixedly arranged in the right end wall of the electromagnetic switching cavity.

The invention has the beneficial effects that: this equipment is more reasonable and ingenious on overall structure, and it is all very convenient to install, maintain and overhaul, and axle type part the central axis line can be accurately confirmed and automatic fixation to this equipment, and utilizes supplementary clamping mechanism to avoid the middle deformation that takes place after the fixed of longer axle type part, improves the parts machining precision, improves the part percent of pass, reduces axle type parts machining cost, and this equipment has efficient degree of automation in the use, has higher use and spreading value.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic view of an automatic clamping and rotating hardware wrench according to the present invention;

FIG. 2 is a schematic diagram of the structure A in FIG. 1;

FIG. 3 is a schematic diagram of B-B of FIG. 1;

fig. 4 is a schematic view of the structure of C-C in fig. 1.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on those shown in fig. 1, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present invention.

As shown in fig. 1 to 4, the hardware wrench capable of automatically clamping and rotating according to the present invention includes a clamp main body 111, end clamping mechanisms are symmetrically arranged in the clamp main body 111 from left to right, an auxiliary clamping mechanism is arranged in the clamp main body 111, the end clamping mechanism includes an end clamping block 114 and an end fixing plate 118, an end clamping cavity 112 is arranged in the clamp main body 111, the end clamping block 114 is rotatably arranged in the end clamping cavity 112, four sets of the end fixing plates 118 are arranged in the end clamping block 114, a hydraulic pipeline 115 is arranged in the end clamping block 114, the four sets of the hydraulic pipeline 115 are communicated, an end piston 116 is arranged in the hydraulic pipeline 115 in a vertically sliding manner, an end clamping connecting rod 117 extending vertically is arranged in the hydraulic pipeline 115 in a vertically sliding manner, and the top end of the end clamping connecting rod 117 is fixedly connected to the end piston 116, the bottom end of the end clamping connecting rod 117 is fixedly connected with the end fixing plate 118, a clamping hydraulic cylinder 128 is arranged in the end clamping block 114, the clamping hydraulic cylinder 128 is communicated with the hydraulic pipeline 115, a clamping pushing piston 129 is arranged in the clamping hydraulic cylinder 128 in a vertically sliding manner, a clamping pushing screw 130 is arranged in the clamping hydraulic cylinder 128 in a vertically sliding manner, the top end of the clamping pushing screw 130 is fixedly connected with the bottom end wall of the clamping pushing piston 129, a driving mechanism comprises a driving motor 155 and a driving shaft 157, a comprehensive power cavity 173 is arranged in the clamp body 111, the driving shaft 157 is rotatably arranged in the comprehensive power cavity 173, the left end of the driving shaft 157 is in power connection with the driving motor 155 fixedly arranged in the left end wall of the comprehensive power cavity 173, and a transmission mechanism is arranged between the driving mechanism and the end clamping mechanism, the end clamping mechanism is actuated to clamp the shaft.

A clamping power cavity 133 is arranged in the bottom end wall of the clamping hydraulic cylinder 128, a clamping power shaft 134 is rotatably arranged in the clamping power cavity 133, a clamping thread 135 is fixedly arranged in the clamping power shaft 134, the clamping thread 135 is matched with the clamping pushing screw 130, a clamping driven gear 132 is fixedly arranged on the outer side end wall of the clamping power shaft 134, an end head power input cavity 119 is arranged in the top end wall of the clamping power shaft 134, an end head right power transmission shaft 127 which extends up and down is rotatably arranged between the end head power input cavity 119 and the clamping power cavity 133, a clamping driving gear 131 is fixedly arranged at the bottom end of the end head right power transmission shaft 127 in the clamping power cavity 133, the clamping driving gear 131 is engaged with the clamping driven gear 132, and an end head input bevel gear 125 is fixedly arranged at the top end of the end head right power transmission shaft 127 in the end head power input cavity 119, an end head power transmission cavity 122 is arranged in the end head clamping cavity 112, an end head upper power transmission shaft 121 extending left and right is rotatably arranged between the end head power transmission cavity 122 and the end head power input cavity 119, an end head right transmission bevel gear 120 is fixedly arranged at the right end of the end head upper power transmission shaft 121 in the end head power input cavity 119, the end head right transmission bevel gear 120 is meshed with the end head input bevel gear 125, an end head left transmission bevel gear 123 is fixedly arranged at the left end of the end head upper power transmission shaft 121 in the end head power transmission cavity 122, a sun gear 158 is fixedly arranged at the right end of the driving shaft 157, a low-speed rotating shaft 169 is rotatably arranged in the comprehensive power cavity 173, a low-speed inner gear 160 is fixedly arranged at the left end of the low-speed rotating shaft 169, and a planetary transmission gear 159 is arranged between the low-speed inner gear 160 and the sun gear, a low-speed gear 168 is fixedly arranged at the tail end of the right side of the low-speed rotating shaft 169, an end head power output cavity 142 is arranged in the end head power transmission cavity 122 bottom end wall, an end head left power transmission shaft 126 extending up and down is rotatably arranged between the end head power output cavity 142 and the end head power transmission cavity 122, an end head upper transmission bevel gear 124 is fixedly arranged at the tail end of the top of the end head left power transmission shaft 126 in the end head power transmission cavity 122, the end head upper transmission bevel gear 124 is engaged with the end head left transmission bevel gear 123, an end head lower transmission bevel gear 140 is fixedly arranged on the end wall of the outer side of the end head left power transmission shaft 126 in the end head power output cavity 142, an end head power output shaft 143 extending left and right is rotatably arranged between the end head power output cavity 142 and the comprehensive power cavity 173, and an end head output bevel gear 141 is fixedly arranged at the left end of the end, the end output bevel gear 141 is engaged with the end lower transmission bevel gear 140, an end spline sleeve shaft 167 is rotatably arranged in the comprehensive power cavity 173, an end gear 161 is fixedly arranged on the outer end wall of the end spline sleeve shaft 167, the end gear 161 is engaged with the low-speed gear 168, the end spline sleeve shaft 167 is arranged on the outer end wall of the end power output shaft 143 in a left-right sliding manner, the end spline sleeve shaft 167 is in spline fit with the end power output shaft 143 through a spline, an end synchronization cavity 148 is arranged in the end wall of the bottom of the end power output cavity 142, an end synchronization belt pulley 147 is fixedly arranged at the tail end of the bottom of the end left power transmission shaft 126 in the end synchronization cavity 148, and an end synchronization belt 146 is arranged between the left end synchronization belt pulley 147 and the right end synchronization belt pulley.

Beneficially, a machining sliding groove 151 is arranged in a right end wall of the comprehensive power cavity 173, a sliding power screw 152 extending left and right is rotatably arranged between the machining sliding groove 151 and the comprehensive power cavity 173, a sliding power spline sleeve shaft 171 is rotatably arranged in the comprehensive power cavity 173, the sliding power spline sleeve shaft 171 is arranged on an outer end wall of the sliding power screw 152 in the comprehensive power cavity 173 in a left and right sliding manner, the sliding power spline sleeve shaft 171 is in spline fit with the sliding power screw 152 through a spline, a sliding power gear 170 is fixedly arranged on an outer end wall of the sliding power spline sleeve shaft 171, the sliding power gear 170 is disengaged from the low-speed gear 168, a workpiece platform 149 is arranged in the machining sliding groove 151 in a left and right sliding manner, and a machining sliding thread 150 is fixedly arranged in the workpiece platform 149, the machined sliding threads 150 mate with the sliding power screw 152.

Beneficially, the follow-up clamping mechanism comprises an auxiliary clamping block 153 and an auxiliary clamp main body 198 which is vertically symmetrical and arranged in the auxiliary clamping block 153, an auxiliary sliding groove 194 is arranged in the auxiliary clamping block 153, the auxiliary clamp main body 198 is vertically slidingly arranged in the auxiliary sliding groove 194, an auxiliary return spring 195 is elastically arranged between the bottom end wall of the auxiliary clamp main body 198 and the bottom end wall of the auxiliary sliding groove 194, auxiliary clamping grooves 199 are horizontally symmetrical in the auxiliary clamp main body 198, auxiliary clamping blocks 201 which vertically slide are arranged in the auxiliary clamping grooves 199, an auxiliary clamping return spring 200 is elastically arranged between the bottom end wall of the auxiliary clamping block 201 and the bottom end wall of the auxiliary clamping groove 199, an auxiliary clamping wheel 202 is rotatably arranged at the top end of the auxiliary clamping block 201, and a follow-up sliding groove 203 is arranged in the rear end wall of the machining sliding groove 151, the auxiliary clamping block 153 is arranged in the following sliding groove 203 in a left-right sliding manner, a following reset spring 204 is elastically arranged between the right side end wall of the auxiliary clamping block 153 and the right side end wall of the following sliding groove 203, an opening-closing sliding cavity 177 is arranged in the bottom end wall of the machining sliding groove 151, the opening-closing sliding cavity 177 is communicated with the following sliding groove 203, an opening-closing sliding block 176 which slides up and down is arranged in the opening-closing sliding cavity 177, an opening-closing reset spring 178 is elastically arranged between the bottom end wall of the opening-closing sliding block 176 and the bottom end wall of the opening-closing sliding cavity 177, the opening-closing sliding block 176 is disengaged from the workpiece platform 149, an opening-closing action cavity 183 is arranged in the auxiliary clamping block 153, an opening-closing power rack 179 is fixedly arranged on the rear side end wall of the opening-closing sliding block 176 in the opening-closing action cavity 183, and, an opening and closing power gear 180 is fixedly arranged at the right end of the opening and closing power shaft 181, the opening and closing power gear 180 is meshed with the opening and closing power rack 179, an opening and closing driving pulley 182 is fixedly arranged at the left end of the opening and closing power shaft 181, an opening and closing driving transmission shaft 187 extending leftwards and rightwards is rotatably arranged in the opening and closing action cavity 183, the opening and closing driving transmission shaft 187 is positioned above the opening and closing power shaft 181, an opening and closing driven pulley 186 is fixedly arranged at the right end of the opening and closing driving transmission shaft 187, an opening and closing power belt 184 is arranged between the opening and closing driven pulley 186 and the opening and closing driving pulley 182 in a transmission manner, an opening and closing driving bevel gear 185 is fixedly arranged at the left end of the opening and closing driving transmission shaft 187, an auxiliary power cavity 193 is arranged in the front side end wall of the opening and closing action cavity 183, and an opening and closing driven transmission, an opening and closing rear transmission bevel gear 189 is fixedly arranged at the rear end of the opening and closing driven transmission shaft 188 in the opening and closing action cavity 183, the opening and closing rear transmission bevel gear 189 is meshed with the opening and closing driving bevel gear 185, an opening and closing front transmission bevel gear 192 is fixedly arranged at the front end of the opening and closing driven transmission shaft 188 in the auxiliary power cavity 193, an opening and closing screw 196 extending up and down is rotatably arranged between the auxiliary power cavity 193 and the auxiliary sliding chute 194, an opening and closing driven bevel gear 191 is fixedly arranged on the outer side end wall of the opening and closing screw 196 in the auxiliary power cavity 193, the opening and closing driven bevel gear 191 is meshed with the opening and closing front transmission bevel gear 192, and the bottom end of the opening and closing screw 196 is in power connection with an auxiliary motor 190 fixedly arranged in the bottom end wall of the auxiliary power cavity 193.

Beneficially, the end clamping block 114 in the end clamping cavity 112 is fixedly provided with a rotary driven gear 113, a rotary power shaft 137 extending left and right is rotatably arranged between the end clamping cavity 112 and the comprehensive power chamber 173, a rotary driving gear 138 is fixedly arranged on the outer side end wall of the rotary power shaft 137 in the end clamping cavity 112, the rotary driving gear 138 is engaged with the rotary driven gear 113, a rotary synchronizing cavity 144 is arranged in the left side end wall of the end clamping cavity 112, a rotary synchronizing driving pulley 136 is fixedly arranged on the left side end wall of the rotary power shaft 137 in the rotary synchronizing cavity 144, a rotary synchronizing shaft 154 extending left and right is rotatably arranged between the rotary synchronizing cavity 144, rotary synchronizing driven pulleys 145 are fixedly arranged at the left and right ends of the rotary synchronizing shaft 154 in the rotary synchronizing cavity 144, and a rotary synchronizing driven pulley 145 is arranged between the rotary synchronizing driven pulley 145 and the rotary synchronizing driving pulley 136 in a transmission manner The step belt 139, the rotation of synthesizing power cavity 173 is provided with and rotates spline sleeve shaft 175, the fixed rotation input gear 174 that is provided with on the end wall outside the rotation spline sleeve shaft 175, the setting of rotating spline sleeve shaft 175 horizontal slip set up in synthesize power cavity 173 on the end wall outside the rotation power shaft 137, rotation spline sleeve shaft 175 with the rotation power shaft 137 passes through spline fit, the fixed rotation output gear 156 that is provided with on the end wall outside the drive shaft 157, rotation output gear 156 is located sun gear 158 left side, rotation output gear 156 with rotation input gear 174 breaks away from the cooperation.

Beneficially, a transverse linkage rod 172 extending left and right is slidably arranged in the comprehensive power cavity 173, the rotating spline sleeve shaft 175 is rotatably arranged at the left end of the transverse linkage rod 172, the sliding power spline sleeve shaft 171 is rotatably arranged at the right end of the transverse linkage rod 172, a longitudinal linkage rod 162 extending up and down is slidably arranged in the comprehensive power cavity 173, the sliding power spline sleeve shaft 171 is rotatably arranged at the top end of the longitudinal linkage rod 162, the end spline sleeve shaft 167 is rotatably arranged in the bottom end wall of the longitudinal linkage rod 162, an electromagnetic switching cavity 164 is arranged in the right end wall of the comprehensive power cavity 173, a switching permanent magnet slider 163 is slidably arranged in the electromagnetic switching cavity 164 left and right, the left end wall of the switching permanent magnet slider 163 is fixedly connected with the right end wall of the longitudinal linkage rod 162, a switching return spring 165 is elastically arranged between the right end wall of the switching permanent magnet slider 163 and the right end wall of the electromagnetic switching cavity 164, and a switching electromagnet 166 is fixedly arranged in the right end wall of the electromagnetic switching cavity 164.

In the initial state, the following clamping mechanism is maximally positioned at the left side of the following sliding groove 203, the workpiece platform 149 is maximally positioned at the left side of the machining sliding groove 151, the end piston 116 is maximally positioned at the top of the hydraulic pipeline 115, and the clamping pushing piston 129 is maximally positioned at the bottom of the clamping hydraulic cylinder 128;

when the equipment is used, a worker puts shaft parts into the equipment, the driving motor 155 starts to work, the driving motor 155 drives the driving shaft 157 to rotate, the driving shaft 157 drives the sun gear 158 to rotate, the sun gear 158 drives the planetary transmission gear 159 to rotate, the planetary transmission gear 159 drives the low-speed ring gear 160 to rotate, the low-speed ring gear 160 drives the low-speed rotating shaft 169 to rotate, the low-speed rotating shaft 169 drives the low-speed gear 168 to rotate, the low-speed gear 168 drives the end gear 161 to rotate, the end gear 161 drives the end spline sleeve shaft 167 to rotate, the end spline sleeve shaft 167 drives the end power output shaft 143 to rotate, the end power output shaft 143 drives the end output bevel gear 141 to rotate, and the end output bevel gear 141 drives the end lower transmission bevel gear 140 to rotate, the lower end head transmission bevel gear 140 drives the left end head power transmission shaft 126 to rotate, the left end head power transmission shaft 126 drives the upper end head transmission bevel gear 124 to rotate, the upper end head transmission bevel gear 124 drives the left end head transmission bevel gear 123 to rotate, the left end head transmission bevel gear 123 drives the upper end head power transmission shaft 121 to rotate, the upper end head power transmission shaft 121 drives the right end head transmission bevel gear 120 to rotate, the right end head transmission bevel gear 120 drives the input end head bevel gear 125 to rotate, the input end bevel gear 125 drives the right end head power transmission shaft 127 to rotate, the right end head power transmission shaft 127 drives the clamping driving gear 131 to rotate, the clamping driving gear 131 drives the clamping driven gear 132 to rotate, and the clamping driven gear 132 drives the clamping power shaft 134 to rotate, the clamping power shaft 134 drives the clamping pushing screw 130 to slide upwards, the clamping pushing screw 130 drives the end piston 116 to slide downwards, the end piston 116 drives the end clamping connecting rod 117 to slide downwards, the end clamping connecting rod 117 drives the end fixing plate 118 to slide downwards, the end fixing plate 118 clamps shaft parts, meanwhile, the auxiliary motor 190 drives the opening and closing screw 196 to rotate, the opening and closing screw 196 drives the auxiliary clamp main body 198 to slide upwards, the auxiliary clamp main body 198 drives the auxiliary clamping wheel 202 to slide upwards, the auxiliary clamping wheel 202 is matched with parts to fix the parts in an auxiliary mode, after the parts are fixed, the switching electromagnet 166 is electrified, the switching permanent magnet slider 163 slides leftwards, and the switching permanent magnet slider 163 drives the longitudinal linkage rod 162 to slide leftwards, the longitudinal linkage 162 drives the end spline sleeve shaft 167 to slide to the left, the end spline sleeve shaft 167 drives the end gear 161 to slide to the left, the end gear 161 is disengaged from the low-speed gear 168, meanwhile, the longitudinal linkage 162 drives the sliding power spline sleeve shaft 171 to slide to the left, the sliding power spline sleeve shaft 171 drives the sliding power gear 170 to slide to the left, the sliding power gear 170 is engaged with the low-speed gear 168, the sliding power spline sleeve shaft 171 drives the transverse linkage 172 to slide to the left, the transverse linkage 172 drives the rotating spline sleeve shaft 175 to slide to the left, the rotating spline sleeve shaft 175 drives the rotating input gear 174 to slide to the left, the rotating input gear 174 is engaged with the rotating output gear 156, and the driving shaft 157 drives the rotating output gear 156 to rotate, the rotation output gear 156 drives the rotation input gear 174 to rotate, the rotation input gear 174 drives the rotation power shaft 137 to rotate, the rotation power shaft 137 drives the rotation driving gear 138 to rotate, the rotation driving gear 138 drives the rotation driven gear 113 to rotate, the rotation driven gear 113 drives the end clamping block 114 to rotate, the end clamping block 114 drives the part to rotate rapidly, meanwhile, the low-speed gear 168 drives the sliding power gear 170 to rotate, the sliding power gear 170 drives the sliding power spline sleeve shaft 171 to rotate, the sliding power spline sleeve shaft 171 drives the sliding power screw 152 to rotate, the sliding power screw 152 drives the workpiece platform 149 to slide to the right side to cut the part, and the workpiece platform 149 slides to the right side, the workpiece platform 149 is matched with the opening and closing sliding block 176, the workpiece platform 149 drives the opening and closing sliding block 176 to slide to the right, the opening and closing sliding block 176 drives the auxiliary clamping block 153 to slide to the right, when the auxiliary clamping block 153 slides to the right of the following sliding groove 203 to the maximum extent, the workpiece platform 149 drives the opening and closing sliding block 176 to slide downwards, the opening and closing sliding block 176 drives the opening and closing power gear 180 to rotate, the opening and closing power gear 180 drives the opening and closing power shaft 181 to rotate, the opening and closing power shaft 181 drives the opening and closing driving pulley 182 to rotate, the opening and closing driving pulley 182 drives the opening and closing driven pulley 186 to rotate, the opening and closing driven pulley 186 drives the opening and closing driving transmission shaft 187 to rotate, and the opening and closing driving transmission shaft 187 drives the opening and closing driving bevel gear 185 to rotate, the opening and closing driving bevel gear 185 drives the opening and closing rear transmission bevel gear 189 to rotate, the opening and closing rear transmission bevel gear 189 drives the opening and closing driven transmission shaft 188 to rotate, the opening and closing driven transmission shaft 188 drives the opening and closing front transmission bevel gear 192 to rotate, the opening and closing front transmission bevel gear 192 drives the opening and closing driven bevel gear 191 to rotate, the opening and closing driven bevel gear 191 drives the auxiliary clamp main body 198 to slide downwards, the auxiliary clamp main body 198 drives the auxiliary clamping wheel 202 to slide downwards to be disengaged from a part, after machining is finished, the driving motor 155 works in reverse direction, the low-speed gear 168 rotates in reverse direction, the low-speed gear 168 drives the workpiece platform 149 to slide to the left side through the transmission and slide to an initial position, the switching electromagnet 166 is powered off, and the switching permanent magnet sliding block 163 slides to the right side, the switching permanent magnet slider 163 drives the longitudinal linkage rod 162 to slide to the right, the longitudinal linkage rod 162 drives the end spline sleeve shaft 167 to slide to the right, the end spline sleeve shaft 167 drives the end gear 161 to slide to the right, the end gear 161 is engaged with the low-speed gear 168, the rotation input gear 174 is disengaged from the rotation output gear 156, the sliding power gear 170 is disengaged from the low-speed gear 168, the end gear 161 of the low-speed gear 168 rotates, the end gear 161 drives the clamping pushing piston 129 to slide downwards through the transmission, the end piston 116 slides upwards, the end piston 116 drives the end clamping connecting rod 117 to slide upwards, the end clamping connecting rod 117 drives the end fixing plate 118 to slide upwards, the end fixing plate 118 loosens parts, and the driving motor 155 stops working, the device returns to the initial state.

From the above detailed analysis it can be seen that: because the shaft parts are fixed by hydraulic transmission, the clamping force is constant, the influence on the surfaces of the shaft parts is avoided, and the four groups of end fixing plates can ensure that the shaft parts are clamped and the central lines of the shaft parts are determined.

Therefore, the shaft part fixing device is more reasonable and ingenious in overall structure, convenient to install, maintain and overhaul, capable of accurately determining the central axis of the shaft part and automatically fixing the shaft part, capable of avoiding the middle deformation of the longer shaft part after being fixed by the aid of the auxiliary clamping mechanism, capable of improving part machining precision, improving part passing rate and reducing shaft part machining cost, high in efficiency and automation degree in the using process, and high in use and popularization values.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a but self-holding is rotatory five metals spanner, includes the anchor clamps main part, bilateral symmetry's in the anchor clamps main part is provided with end clamping mechanism, its characterized in that: the clamp comprises a clamp body, wherein an auxiliary clamping mechanism is arranged in the clamp body, the end clamping mechanism comprises an end clamping block and an end fixing plate, an end clamping cavity is arranged in the clamp body, the end clamping block is rotatably arranged in the end clamping cavity, four groups of end fixing plates are arranged in the end clamping block, a hydraulic pipeline is arranged in the end clamping block, the four groups of hydraulic pipelines are communicated, an end piston is arranged in the hydraulic pipeline in a vertically sliding manner, an end clamping connecting rod extending vertically is arranged in the hydraulic pipeline in a vertically sliding manner, the tail end of the top of the end clamping connecting rod is fixedly connected with the end piston, the tail end of the bottom of the end clamping connecting rod is fixedly connected with the end fixing plate, a clamping hydraulic cylinder is arranged in the end clamping block and is communicated with the hydraulic, a clamping pushing piston is arranged in the clamping hydraulic cylinder in a vertically sliding manner, a clamping pushing screw rod is arranged in the clamping hydraulic cylinder in a vertically sliding manner, the tail end of the top of the clamping pushing screw rod is fixedly connected with the end wall of the bottom of the clamping pushing piston, a driving mechanism comprises a driving motor and a driving shaft, a comprehensive power cavity is arranged in the clamp main body, the driving shaft is rotatably arranged in the comprehensive power cavity, the tail end of the left side of the driving shaft is in power connection with the driving motor fixedly arranged in the end wall of the left side of the comprehensive power cavity, a transmission mechanism is arranged between the driving mechanism and the end clamping mechanism, and the end clamping mechanism is driven to clamp a shaft; a clamping power cavity is arranged in the end wall at the bottom of the clamping hydraulic cylinder, a clamping power shaft is rotationally arranged in the clamping power cavity, a clamping thread is fixedly arranged in the clamping power shaft and matched with the clamping pushing screw rod, a clamping driven gear is fixedly arranged on the end wall at the outer side of the clamping power shaft, an end power input cavity is arranged in the end wall at the top of the clamping power shaft, an end right power transmission shaft extending up and down is rotationally arranged between the end power input cavity and the clamping power cavity, a clamping driving gear is fixedly arranged at the tail end of the bottom of the end right power transmission shaft in the clamping power cavity and meshed with the clamping driven gear, an end input bevel gear is fixedly arranged at the tail end of the top of the end right power transmission shaft in the end power input cavity, and an end power transmission cavity is arranged in the end wall at the left side of the end, a power transmission shaft on the end head extending leftwards and rightwards is rotatably arranged between the end head power transmission cavity and the end head power input cavity, a right end head transmission bevel gear is fixedly arranged at the tail end of the right side of the power transmission shaft on the end head in the end head power input cavity, the right end head transmission bevel gear is meshed with the end head input bevel gear, a left end head transmission bevel gear is fixedly arranged at the tail end of the left side of the power transmission shaft on the end head in the end head power transmission cavity, a sun gear is fixedly arranged at the tail end of the right side of the driving shaft, a low-speed rotating shaft is rotatably arranged in the comprehensive power cavity, a low-speed inner gear ring is fixedly arranged at the tail end of the left side of the low-speed rotating shaft, a planetary transmission gear is arranged between the low-speed inner gear ring and the sun gear in, an end left power transmission shaft extending up and down is rotatably arranged between the end power output cavity and the end power transmission cavity, an end upper transmission bevel gear is fixedly arranged at the tail end of the top of the end left power transmission shaft in the end power transmission cavity and is meshed with the end left transmission bevel gear, an end lower transmission bevel gear is fixedly arranged on the end wall of the outer side of the end left power transmission shaft in the end power output cavity, an end power output shaft extending left and right is rotatably arranged between the end power output cavity and the comprehensive power cavity, an end output bevel gear is fixedly arranged at the tail end of the left side of the end power output shaft in the end power output cavity and is rotatably meshed with the end lower transmission bevel gear, and an end spline sleeve shaft is arranged in the comprehensive power cavity, an end gear is fixedly arranged on the end wall of the outer side of the end spline sleeve shaft, the end gear is meshed with the low-speed gear, the end spline sleeve shaft is arranged on the end wall of the outer side of the end power output shaft in a left-right sliding mode, the end spline sleeve shaft is matched with the end power output shaft through splines, an end synchronous cavity is arranged in the end wall of the bottom of the end power output cavity, an end synchronous belt wheel is fixedly arranged at the tail end of the bottom of the end left power transmission shaft in the end synchronous cavity, and an end synchronous belt is arranged between the left end synchronous belt wheel and the right end synchronous belt wheel in a transmission; a machining sliding groove is formed in the end wall of the right side of the comprehensive power cavity, a sliding power screw rod extending leftwards and rightwards is rotatably arranged between the machining sliding groove and the comprehensive power cavity, a sliding power spline sleeve shaft is rotatably arranged in the comprehensive power cavity, the sliding power spline sleeve shaft is arranged on the end wall of the outer side of the sliding power screw rod in the comprehensive power cavity in a left-right sliding mode, the sliding power spline sleeve shaft is matched with the sliding power screw rod through a spline, a sliding power gear is fixedly arranged on the end wall of the outer side of the sliding power spline sleeve shaft and is separated from the low-speed gear, a workpiece platform is arranged in the machining sliding groove in a left-right sliding mode, machining sliding threads are fixedly arranged in the workpiece platform, and the machining sliding threads are matched with the sliding power screw rod; the auxiliary clamping mechanism comprises a fixed clamping mechanism and a following clamping mechanism, the following clamping mechanism comprises an auxiliary clamping block and an auxiliary clamp main body which is vertically symmetrically arranged in the auxiliary clamping block, an auxiliary chute is arranged in the auxiliary clamping block, the auxiliary clamp main body is vertically slidably arranged in the auxiliary chute, an auxiliary reset spring is elastically arranged between the bottom end wall of the auxiliary clamp main body and the bottom end wall of the auxiliary chute, auxiliary clamping grooves are horizontally symmetrically arranged in the auxiliary clamp main body, the auxiliary clamping block which vertically slides is arranged in the auxiliary clamping groove, an auxiliary clamping reset spring is elastically arranged between the bottom end wall of the auxiliary clamping block and the bottom end wall of the auxiliary clamping groove, an auxiliary clamping wheel is rotatably arranged at the top end of the auxiliary clamping block, and a following sliding groove is arranged in the side end wall after the sliding groove is machined, the auxiliary clamping block is arranged in the following sliding groove in a left-right sliding manner, a following reset spring is elastically arranged between the right side end wall of the auxiliary clamping block and the right side end wall of the following sliding groove, an opening-closing sliding cavity is arranged in the bottom end wall of the machining sliding groove and is communicated with the following sliding groove, an opening-closing sliding block which slides up and down is arranged in the opening-closing sliding cavity, an opening-closing reset spring is elastically arranged between the bottom end wall of the opening-closing sliding block and the bottom end wall of the opening-closing sliding cavity, the opening-closing sliding block is disengaged from the machining part platform, an opening-closing action cavity is arranged in the auxiliary clamping block, an opening-closing power rack is fixedly arranged on the rear end wall of the opening-closing sliding block in the opening-closing action cavity, an opening-closing power shaft which extends left and right is rotatably arranged, the opening and closing power gear is meshed with the opening and closing power rack, an opening and closing driving belt wheel is fixedly arranged at the tail end of the left side of the opening and closing power shaft, an opening and closing driving transmission shaft extending leftwards and rightwards is rotatably arranged in the opening and closing action cavity, the opening and closing driving transmission shaft is positioned above the opening and closing power shaft, an opening and closing driven belt wheel is fixedly arranged at the tail end of the right side of the opening and closing driving transmission shaft, an opening and closing power belt is arranged between the opening and closing driven belt wheel and the opening and closing driving belt wheel in a transmission manner, an opening and closing driving bevel gear is fixedly arranged at the tail end of the left side of the opening and closing driving transmission shaft, an auxiliary power cavity is arranged in the front side end wall of the opening and closing action cavity, an opening and closing driven transmission shaft is rotatably arranged between the auxiliary, the rear opening and closing transmission bevel gear is meshed with the opening and closing driving bevel gear, the front opening and closing transmission bevel gear is fixedly arranged at the tail end of the front side of the opening and closing driven transmission shaft in the auxiliary power cavity, an opening and closing screw rod extending up and down is rotatably arranged between the auxiliary power cavity and the auxiliary chute, an opening and closing driven bevel gear is fixedly arranged on the end wall of the outer side of the opening and closing screw rod in the auxiliary power cavity, the opening and closing driven bevel gear is meshed with the front opening and closing transmission bevel gear, and the tail end of the bottom of the opening and closing screw rod is in power connection with an auxiliary motor fixedly arranged in the end wall of the bottom of the auxiliary; the end clamping block in the end clamping cavity is fixedly provided with a rotary driven gear, a rotary power shaft extending leftwards and rightwards is rotatably arranged between the end clamping cavity and the comprehensive power cavity, a rotary driving gear is fixedly arranged on the end wall of the outer side of the rotary power shaft in the end clamping cavity, the rotary driving gear is meshed with the rotary driven gear, a rotary synchronous cavity is arranged in the end wall of the left side of the end clamping cavity, a rotary synchronous driving belt wheel is fixedly arranged on the end wall of the left side of the rotary power shaft in the rotary synchronous cavity, a rotary synchronous shaft extending leftwards and rightwards is rotatably arranged between the left rotary synchronous cavity and the right rotary synchronous cavity, rotary synchronous driven belt wheels are fixedly arranged at the left and right ends of the rotary synchronous shaft in the rotary synchronous cavity, and a rotary synchronous belt is arranged between the rotary synchronous driven belt wheel, a rotary spline sleeve shaft is arranged in the comprehensive power cavity in a rotary mode, a rotary input gear is fixedly arranged on the end wall of the outer side of the rotary spline sleeve shaft, the rotary spline sleeve shaft is arranged on the end wall of the outer side of the rotary power shaft in the comprehensive power cavity in a left-right sliding mode, the rotary spline sleeve shaft is matched with the rotary power shaft through splines, a rotary output gear is fixedly arranged on the end wall of the outer side of the driving shaft, the rotary output gear is located on the left side of the sun gear, and the rotary output gear is disengaged from the rotary input gear; the comprehensive power cavity is internally provided with a transverse linkage rod which extends leftwards and rightwards in a sliding way, the rotating spline sleeve shaft is rotatably arranged at the left end of the transverse linkage rod, the sliding power spline sleeve shaft is rotatably arranged at the right end of the transverse linkage rod, the comprehensive power cavity is internally provided with a longitudinal linkage rod which extends upwards and downwards in a sliding way, the sliding power spline sleeve shaft is rotatably arranged at the top end of the longitudinal linkage rod, the end spline sleeve shaft is rotatably arranged in the bottom end wall of the longitudinal linkage rod, the right end wall of the comprehensive power cavity is internally provided with an electromagnetic switching cavity, the electromagnetic switching cavity is internally provided with a switching permanent magnet slider in a sliding way leftwards and rightwards, the left end wall of the switching permanent magnet slider is fixedly connected with the right end wall of the longitudinal linkage rod, and a switching reset spring is elastically arranged between the right end wall of the switching permanent magnet slider, and a switching electromagnet is fixedly arranged in the right end wall of the electromagnetic switching cavity.