CN102975138A

CN102975138A - Bench screw

Info

Publication number: CN102975138A
Application number: CN2012101506736A
Authority: CN
Inventors: 沃伦·布朗; 哈利·索默; 格雷厄姆·格哈德
Original assignee: Positec Power Tools Suzhou Co Ltd
Current assignee: Positec Power Tools Suzhou Co Ltd
Priority date: 2011-09-02
Filing date: 2012-05-16
Publication date: 2013-03-20
Anticipated expiration: 2032-05-16
Also published as: CN102975139B; CN102975142A; CN102975138B; CN202656078U; CN102975139A; CN102975142B

Abstract

A bench screw is placed on a working platform to clamp workpieces. The bench screw comprises a base frame, a fixed guide rail arranged on the base frame and a movable guide rail arranged on the fixed guide rail in a sliding mode. The bench screw further comprises a driving mechanism arranged on the base frame and a pedal assembly connected with the driving mechanism, wherein the pedal assembly drives the driving mechanism to drive the movable guide rail to move relative to the fixed guide rail in an operability mode. Therefore the movable guide rail is enabled to move relative to the fixed guide rail through a pedal manner, and therefore an operator can hold the workpieces by hand, and the operation is convenient.

Description

Bench vice

Technical field

The present invention relates to a kind of bench vice.

Background technology

Traditional bench vice is fixedly mounted on the fitter's bench, is used for clamping to be held workpiece, be convenient to pincers worker to workpiece file, craft or the machining such as saw.But screw-nut structure is mostly adopted in its clamping, in the process of clamping work pieces, needs hand steered workpiece that is held of operator, and another hand operated screw mandrel carries out clamping work pieces, but adopt feed screw nut's structure, clamp slow, inconvenience.And in operating process, if it is larger to be held workpiece, need in the situation that two hands of operator help simultaneously, the operator just is difficult to operation.

Summary of the invention

The technical problem to be solved in the present invention: a kind of bench vice that can be easy to operate is provided.

The present invention solves the technical scheme that first technical problem adopts: a kind of bench vice, be placed on workbench and be used for holding workpiece, described workbench comprises the work top of brace table vice, described bench vice comprises: the pedestal that is placed on the workbench and extends along lengthwise, described pedestal comprise anterior near operator's pedestal and with the anterior support body that is connected of pedestal; Be located at the guide rail of deciding on the described support body; Be located at the jaw of deciding of the anterior and support body junction of pedestal, describedly decide jaw and comprise and be arranged on described the first clamping face of deciding on guide rail or the described pedestal front portion; Be slidingly arranged in the described moving guide rail of deciding on the guide rail, described moving guide rail one end is provided with movable clamp port, and described movable clamp port comprises the second clamping face, and described the first clamping face and described the second clamping face are oppositely arranged; Described bench vice also comprises the foot-operated assembly that is arranged on driving mechanism on the pedestal, is connected with driving mechanism, and wherein said foot-operated assembly operationally impels driving mechanism to drive described movable clamp port to decide jaw and move with respect to described.

Compared with prior art, beneficial effect of the present invention: operationally impel driving mechanism to drive movable clamp port by foot-operated assembly and move with respect to deciding jaw, so, impel movable clamp port with respect to the movement of deciding jaw by foot-operated mode, thereby the operator can with the hands help workpiece, has made things convenient for operation.

Preferably, described driving mechanism comprise with ride assembly pivot the lever is connected, be connected with lever pivots and with the propelling arm of projection, be arranged on stop part on the pedestal, be arranged on the bias piece between propelling arm and the lever and be arranged on groove on the described moving guide rail, described bias piece impel described projection all the time towards with the direction of described engagement, the described projection of described lever drives and the state of described engagement and and the described groove state of throwing off between mobile, and described projection is in disengaged condition, and described stop part is used for the described propelling arm of backstop.

Preferably, described propelling arm comprises first end and the second end, and described projection is located at first end, and when described projection was positioned at the state of throwing off with described groove, the second end of described propelling arm cooperated with described stop part.

Preferably, be provided with flexible member between described pedestal and described lever, described lever has initial position and lower position, and described flexible member remains at initial position with described lever.

Preferably, described lever comprises connecting rod and the drive rod that is fixedly connected with connecting rod, and an end of wherein said connecting rod is connected with described propelling arm, and described flexible member is arranged between the other end of described pedestal and described connecting rod.

Preferably, described lever comprises the first fold turn of bilge, and described first fold turn of bilge bends towards the workbench direction, and is positioned at outside the workbench.

Preferably, described lever comprises also and second bending part of first fold turn of bilge back to setting that described the second bending part dorsad workbench direction bending is connected with described foot-operated assembly.

Preferably, retaining mechanism for the locking movable clamp port is installed between described pedestal and described lever, described retaining mechanism comprises the guide pillar that is pivotally connected on the lever, be slidingly arranged in cage knob on the pedestal, be connected to connecting rod on the cage knob, pivoting is arranged on swing seat on the pedestal, is set in the spring on the connecting rod, wherein said swing seat is provided with the accepting hole of accommodating guide pillar, and described cage knob is with the locked position of described guide pillar and described accepting hole chucking with allow between the off-position that described guide pillar moves with respect to described accepting hole mobile.

Preferably, the rotation and the coaxial setting of the rotation of described foot-operated assembly that center on of described guide pillar.

Preferably, described lever has initial position and lower position, and at initial position, the projection of the rotation of described foot-operated assembly on work top is positioned at described pedestal front portion; In lower position, the projection of the rotation of described foot-operated assembly on work top is positioned at support body.

Preferably, described foot-operated assembly comprises the vertical linkage section that is connected with described lever and the pedal that is connected with vertical linkage section bending.

Preferably, described bench vice also comprises guider, described guider comprise be arranged on described foot-operated assembly and described workbench on one of them counterpart and be arranged on described foot-operated assembly and guide rail that described workbench wherein cooperates with described counterpart on another.

Preferably, described foot-operated assembly comprises linkage section and the pedal that is connected with described lever, and described pedal is adjustable to be connected on the linkage section.

Preferably, described the first clamping face is positioned at the outside of workbench.

Preferably, the ratio of the lengthwise development length of the lengthwise development length of described foot-operated assembly and described pedestal is greater than 1.

Preferably, be provided with between workbench and described pedestal described pedestal is fixed on fixture on the workbench, described fixture comprises the fixed head that is arranged on the workbench, passes described fixed head and be connected the securing member of pedestal, the operating knob that is connected with fastener threads.

Preferably, between described pedestal and workbench, be provided with detent mechanism, described detent mechanism comprises the first location-plate that is arranged on the workbench and the second location-plate that is arranged on the pedestal, wherein first, second location-plate one of them be provided with locating hole, wherein another is provided with the projection that cooperates with locating hole to first, second location-plate.

Description of drawings

Fig. 1 is the schematic perspective view that bench vice is installed in workbench in the embodiment of the invention.

Fig. 2 is the schematic perspective view of bench vice in the embodiment of the invention.

Fig. 3 is the cut-away view of bench vice in the embodiment of the invention, and this moment, lever was in initial position.

Fig. 4 is the cut-away view of bench vice in the embodiment of the invention, and this moment, lever was in lower position.

Fig. 5 is the schematic diagram of bench vice in the embodiment of the invention, changes a direction after this moment, moving guide rail was pulled out and is contained in and decides on the guide rail.

Fig. 6 is the sectional perspective schematic diagram of bench vice in the embodiment of the invention, removes the pedestal front portion this moment.

Fig. 7 is that bench vice is installed in cut-away view on the workbench in the embodiment of the invention, and wherein workbench does not cut open and shows, bench vice is in locked position.

Fig. 8 is the sectional perspective exploded view of bench vice and workbench in the embodiment of the invention.

Fig. 9 is that bench vice is installed in schematic diagram on the workbench in the embodiment of the invention.

Figure 10 is that bench vice is installed in schematic diagram on the workbench in the embodiment of the invention, and remove side plate this moment, and lever is in initial position.

Figure 11 is that bench vice is installed in schematic diagram on the workbench in the embodiment of the invention, and remove side plate this moment, and lever is in lower position.

Figure 12 is that bench vice is installed in schematic diagram on the workbench in the embodiment of the invention.

Figure 13 is the partial enlarged drawing at A place among Fig. 1.

Wherein

30. bench vice 32. workbench 33. work tops

34. pedestal 35. sides 36. pedestals are anterior

37. supporting leg 38. support bodys 40. are decided guide rail

42. moving guide rail 44. is decided jaw 46. movable clamp ports

48. the first clamping face 50. second clamping faces 52. driving mechanisms

54. foot-operated assembly 56. pivotal axis 57. pivotal axis axis

58. lever 60. projections 62. advance arm

63. rotating shaft 64. stop parts 65. spacer pins

66. groove 68. flexible members 70. connecting rods

72. drive rod 74. first ends 76. second ends

78. bias piece 82. stop blocks 84. linkage sections

86. pedal 88. first axles 90. the 3rd clamping face

92. coupling part 94. foot sections, 96. screwed holes

98. bolt 100. retaining mechanisms 102. guide pillars

104. cage knob 105. bayonet locks 106. connecting rods

107. limited block 108. swing seats 110. springs

112. accepting hole 113. limiting plates 114. lock shafts

120. fixture 122. fixed heads 124. securing members

126. knob 128. installing holes 130. mating holes

132. side plate 134. installing plates 136. screws

138. 142. threaded portions, receiving space 140. stopper sections

144. connecting portion 152. first location-plates 154. second location-plates

155,156 side plates 157,158 side plates, 160. locating holes

162. protruding 164. first fold turn of bilges, 166. second bending parts

170. guider 172. counterparts 174. guide rails

176. mating surface 200. workpiece

The specific embodiment

The invention will be further described below in conjunction with accompanying drawing and preferred embodiment.

As shown in Figure 1, a kind of bench vice 30 is used for being placed on holding workpiece on the workbench 32.Bench vice 30 comprises pedestal 34.Pedestal 34 comprise pedestal anterior 36 with anterior 36 support bodys that are connected 38 of pedestal, wherein pedestal anterior 36 close operators and being positioned at outside the workbench 32; Support body 38 major parts that lengthwise extends are positioned at the top of workbench 32.Support body 38 is not solid construction, but comprises two side plates that relatively arrange.Biside plate can seal, and also can be provided with hollow out in order to increase rigidity and minimizing weight, and certainly, the configuration of hollow out can be triangle, quadrangle or other similar shape.In description of the invention, unless otherwise noted, the direction term that relates to, such as left, right, front and rear, upper and lower etc., all be take in the direction of bench vice 30 during by normal operating as reference.As near the operator be the front side of bench vice, be the rear side of bench vice away from the operator.

Workbench 32 comprise work top 33 for mounting table vice 30, with work top 33 vertically disposed sides 35 and the supporting leg 37 that is connected with work top 33.

As shown in Figure 2, bench vice 30 comprise be fixed on the support body 38 decide guide rail 40, relative to deciding the moving guide rail 42 that guide rail 40 moves and deciding jaw 44 and be arranged at movable clamp port 46 on the moving guide rail 42.Wherein moving guide rail 42 slidably is arranged on along the E direction and decides on the guide rail 46.Decide jaw 46 near operators, be fixedly installed on pedestal anterior 36 or decide the front end of guide rail 40, namely be positioned at the junction of pedestal front portion 36 and support body 38; Movable clamp port 46 is fixedly installed on an end of moving guide rail 42.

Decide jaw 44 comprise for contacted the first clamping face 48 of workpiece.Movable clamp port 46 comprise for contacted the second clamping face 50 of workpiece, wherein the second clamping face 50 arranges back to moving guide rail 42.The first clamping face 48 and the second clamping face 50 are oppositely arranged, and have formed the first clamping zone that is used for holding workpiece.

Bench vice 30 also comprises driving mechanism 52, the operating parts that is connected with driving mechanism 52, and wherein operating parts operationally impels driving mechanism 52 driving movable clamp ports 46 to move with respect to deciding jaw 44.

In the present embodiment, operating parts is foot-operated assembly 54.Certainly, operating parts also can be that other can manual other executive component.

In the present embodiment, foot-operated assembly 54 is connected with driving mechanism 52 pivotly.Certainly, foot-operated assembly 54 also can be connected on the driving mechanism 52 by mode slidably.

As shown in Figure 3 and Figure 4, driving mechanism 52 comprise with foot-operated assembly 54 pivot the lever 58 that is connected, with lever 58 pivot be connected and with the propelling arm 62 of projection 60, be arranged on stop part 64 on the support body 38, be arranged on the bias piece 78 between propelling arm 62 and the lever 58 and be arranged on the groove 66 that moves on the guide rail 42, its further groove 66 is along vertical setting of moving guide rail 42, bias piece 78 impel projection 60 all the time towards with the direction of groove 66 engagements.Lever 58 drive projections 60 and the state of groove 66 engagements and and groove 66 state of throwing off between mobile.When projection 60 was in engagement, because projection 60 and groove 66 engagements, the pivoting action of lever 58 will promote the moving guide rail 42 of projection 60 drives and move.Projection 60 is in the disengaged condition with groove 66, and stop part 64 contacts for backstop propelling arm 62 pivots with advancing arm 62.

Lever 58 is arranged on the support body 38 rotationally by pivotal axis 56, thereby lever 58 rotates around pivotal axis axis 57 under the driving of foot-operated assembly 54.

Lever 58 has initial position and lower position.At initial position, as shown in Figure 3, bench vice 30 is in original state, and at this moment, projection 60 is in the state of throwing off with groove 66, and stop part 64 contacts for backstop propelling arm 62 pivots with advancing arm 62; In lower position, as shown in Figure 4, projection 60 is in the state with groove 66 engagements, and lever 58 is switched to lower position around pivotal axis axis 57.

Be provided with flexible member 68 between lever 58 and support body 38, flexible member 68 provides the active force that lever 58 is remained on initial position.In the present embodiment, flexible member is extension spring 68, and certainly, this flexible member can also be stage clip, torsion spring etc.

Lever 58 comprises connecting rod 70 and the drive rod 72 that is fixedly connected with connecting rod 70, wherein connecting rod 70 comprises and the first end 74 that advances arm 62 to be connected and the second end 76 that is oppositely arranged with first end 74, and flexible member 68 is arranged between the second end 76 of support body 38 and connecting rod 70.

Advance arm 62 by rotating shaft 63 pivotable being arranged on the connecting rod 70, in the present embodiment, bias piece 78 is torsion spring, in sheathed this rotating shaft 63.Certainly, here bias piece also can also be stage clip, extension spring or other can provide the structure that advances arm 62 pivot restoring forces.

Advance an end of arm 62 to be provided with projection 60, the other end is provided with the stop block 82 that selectively cooperates with stop part 64.At initial position, stop block 82 cooperates with stop part 64, thereby propelling arm 62 can not be towards rotating with the direction of groove 66 engagements.

Foot-operated assembly 54 pivotable being arranged on the lever 58.Foot-operated assembly 54 comprises linkage section 84 and pedal 86.One end of its middle connecting segment 84 is around first axle 88 rotating being connected on the lever 58, and pedal 86 adjustable grounds are connected to the other end of linkage section 84.Pedal 86 relatively connect in linkage section 84 lengthwise bearing of trend adjusted, thereby the position of 86 pairs of workbench of pedal changes, and adapts on the workbench that the different operators that raise used or be fixed on differing heights to use.Certainly, pedal 86 also can be one-body molded with linkage section 84.

Referring to Fig. 3, lever 58 is in initial position again, and at this moment, bench vice 30 is in original state.During work, step on pedal 86, foot-operated assembly 54 drives lever 58 and is rotated down around pivotal axis axis 57, at this moment, advances arm 62 under the effect of lever 58, move forward, so that advance stop block 82 on the arm 62 to throw off and the cooperating of stop part 64, under the effect of torsion spring 78, advance the projection 60 of arm 62 to enter the state that meshes with groove 66, then owing to the operator continues to drive the extremely lower position of levers 58 pivoting actions by pedal 86, as shown in Figure 4.In the process that lever 58 continues to pivot, lever 58 promotes the moving guide rail 42 of projection 60 drives and pushes forward certain distance, so that movable clamp port 46 moves with respect to deciding jaw 44.

Because stop part 64 cooperates with stop block 82, when being operated, does when rotating around pivotal axis axis 57 by lever 58, can impel to advance arm 62 to throw off rapidly and the cooperating of stop part 64, thereby so that the projection 60 on the propelling arm 62 mesh with groove 66 rapidly.Accelerated like this translational speed of moving guide rail 42.

Unclamp foot-operated assembly 54, under the effect of extension spring 68, lever 58 rotates up around pivotal axis axis 57, replys initial position, and at this moment, bench vice 30 is returned to original state.Advance arm 62 under the effect of lever 58, mobile backward, until advance the stop block 82 of arm 62 to contact with stop part 64, at this moment, projection 60 breaks away from groove 66.So repeat to step on pedal 86 and discharge pedal 86, just can with move guide rail 42 together with movable clamp port 46 fast forward near decide jaw 44, so just can will be positioned over rapidly by the mode of riding the Workpiece clamping in the first clamping zone.

Driving mechanism 52 has two states.Bench vice 30 is under the original state, driving mechanism 52 is at the first state, driving mechanism 52 breaks away from and moving guide rail 42 engagements, and this moment, projection 60 was thrown off with groove 66 under the effect of stop part 64 all the time, and so the moving guide rail 42 of operation just can make guide rail 42 Rapid Relatives move in deciding guide rail 40.And work as driving mechanism 52 at the second state, operating parts impels the projection 60 and groove 66 engagements in the driving mechanism 52 with being operated, moves relative to deciding guide rail 40 thereby drive moving guide rail 42 speed stabilizings.

So when the operator needs holding workpiece, can at first be under the original state at bench vice 30 according to the size of workpiece, fast moving is moved guide rail 42, so that the second clamping face 50 of movable clamp port 46 is near workpiece; And then according to the moving guide rail 42 of the movement of above-mentioned method speed stabilizing, workpiece is clamped between the first clamping face 48 and the second clamping face 50.

Certainly, owing to be under the original state at bench vice 30, at this moment, projection 60 is thrown off with groove 66 under the effect of stop part 64 all the time, the operator also can be as required, to move and change direction after guide rail 42 is pulled out fully and be installed on again and decide on the guide rail 40, as shown in Figure 5, can enlarge like this clamping range of bench vice 30.

But, in order to prevent after will moving guide rail 42 and pulling out fully, trampling to maloperation pedal 86, and the projection 60 that advances on the arm 62 is upwards rotated under the effect of torsion spring 78, with support body 38 or decide guide rail 40 generation hard collisions.So on propelling arm 62, also be provided with spacer pin 65, as shown in Figure 3 and Figure 4.If after will moving guide rail 42 and pulling out fully, trample to maloperation pedal 86, projection 60 is after upwards turning to certain position under the effect of torsion spring 78, and spacer pin 65 can or be decided guide rail 40 with support body 38 and contact, thereby has effectively prevented from projection 60 with support body 38 or decided guide rail 40 hard collision occurs.

Again referring to Fig. 5, movable clamp port 46 also comprise for contacted the 3rd clamping face 90 of workpiece, wherein the 3rd clamping face 90 arranges towards moving guide rail 42.Change direction and be installed in and decide on the guide rail 40 after moving guide rail 42 is completely pulled out of, the 3rd clamping face 90 and the first clamping face 48 are oppositely arranged, and are formed for the second clamping zone of holding workpiece.And the clamping range of the second clamping zone is much larger than the clamping range of the first clamping zone.

Pedal 86 adjustable being connected on the linkage section 84.In the present embodiment, linkage section 84 is vertical linkage section, and pedal 86 is " L " shape pedal that is connected with vertical linkage section 84 bendings." L " shape pedal 86 comprises the coupling part 92 that is connected with vertical linkage section 84 and the foot section 94 of riding for the operator, and wherein foot section 94 is roughly vertical with coupling part 92, and handled easily the person exert all one's strength.And when the operator was placed into foot section 94 with pin, coupling part 92 can be avoided operator's pin in the process of operation pedal 86 to collide on the feet 37 of workbench 32 and produce injury.

Coupling part 92 is provided with several screwed holes 96.Hole one of them screwed hole 96 selectable and on the coupling part 92 that bolt 98 passes on the linkage section 84 cooperates, and is used for regulating pedal 86 with respect to the distance of linkage section 84.So, the operator can adjust foot section 94 with respect to the distance between the workbench 32 according to the height of oneself or the height of workbench 30, so that foot section 94 is in the height of the most comfortable.

After movable clamp port 46 is in required clamped position, just can the position of movable clamp port 46 be locked by the retaining mechanism 100 that is arranged between support body 38 and the lever 58.

Such as Fig. 3, Fig. 4 and shown in Figure 6, retaining mechanism 100 comprise the guide pillar 102 that is pivotally connected on the lever 58, be slidingly arranged in cage knob 104 on the pedestal front portion 36, be connected to connecting rod 106, pivotally connected swing seat 108 in pedestal front portion 36 on the cage knob 104, be arranged with the spring 110 on the connecting rod 106.Wherein swing seat 108 is provided with the accepting hole 112 of accommodating guide pillar 102, and cage knob 104 is mobile between the off-position that locked position and permission guide pillar 102 with guide pillar 102 and accepting hole 112 chuckings move with respect to accepting hole 112.

Guide pillar 102 pivotable being connected on the lever 58, and the rotation of guide pillar 102 and first axle 88 parallel or coaxial settings.For structure is compacter, more convenient to operate, in the present embodiment, the rotation of guide pillar 102 overlaps with first axle 88.And guide pillar 102 and pedal 86 are around the same axis rotation.

Guide pillar 102 comprises the link that is connected with lever 58 pivots and the free terminal that is oppositely arranged.Be provided with bayonet lock 105 at free terminal.

Lever 58 is mobile between initial position and lower position, and bench vice 30 is provided with the first and second position-limit mechanisms.First, second position-limit mechanism is mainly used in lever 58 these two positions spacing.

Lever 58 is in initial position, and as shown in Figure 3, the first position-limit mechanism is for being fixedly installed on support body 38 upper limit position blocks 107.When lever 58 under the effect of extension spring 68, be switched to limited block 107 and contact, at this moment lever 58 is limited at initial position.Lever 58 is in lower position, and as shown in Figure 4, the second position-limit mechanism comprises the bayonet lock 105 of the free terminal that is arranged on guide pillar 102 and the inner surface of swing seat 108.The axis 57 around pivotal axis that is applied when lever 58 moves pivotally, guide pillar 102 is driven the rotation that also centers on guide pillar 102 by lever 58 and not only pivots but also move downward, contact with the inner surface of swing seat 108 when guide pillar 102 moves to bayonet lock 105, at this moment lever 58 is limited in lower position.

The first end of swing seat 108 is rotatably connected on the pedestal front portion 36 by pivot 107.Accepting hole 112 is fixedly installed on the second end of swing seat 108.

In the present embodiment, connecting rod 106 is fastened on the lower end of cage knob 104 and by cage knob 104 driven rotary.Connecting rod 106 is rotationally connected by lock shaft 114 and swing seat 108, and spring 110 is sheathed on the connecting rod 106, so design, so that work as cage knob 104 in the off-position, under the effect of spring 110, the second end that swing seat 108 is provided with accepting hole 112 is all the time towards the direction of non-perk, namely towards the direction on ground.When cage knob 104 at locked position, as shown in Figure 7, under the effect of spring 110, the second end that swing seat 108 is provided with accepting hole 112 is all the time towards the direction of perk.

As shown in Figure 3 and Figure 4, this moment, cage knob 104 remained on the off-position, and under the effect of spring 110, the second end that swing seat 108 is provided with accepting hole 112 is all the time towards the direction on ground, so work as pedal 86 in the axis rotary course, drive guide pillar 102 and in accepting hole 112, be free to slide.

Improper in order to prevent that the operator from exerting all one's strength, and block guide pillar 102.On swing seat 108, also establish limiting plate 113.

As shown in Figure 7, make it arrive locked position when depressing cage knob 104 downwards, cage knob 104 drivening rods 106 move down, bearing pin 114 produces and pivots, and under the effect of spring 110, the second end that swing seat 108 is provided with accepting hole 112 is all the time towards the direction of perk, and swing seat 108 is upwards provoked so that guide pillar 102 contacts with two diagonal angles of accepting hole 112 all the time, so, moving upward of guide pillar 102 is limited, and can only move downward; At this moment only need step on pedal 86, making lever 58 drive guide pillars 102 moves downward to lower position, at this moment, unclamp pedal 86, since swing seat 108 under the effect of spring 110 all the time towards the direction of perk, guide pillar 102 will be moved upwards up to certain position and stuck by accepting hole 112 like this, and the position of moving like this guide rail 42 and movable clamp port 46 thereof is just locked.

If want again to discharge moving guide rail 42 and movable clamp port 46 thereof, only cage knob 104 upwards need to be raised up to off-position (as shown in Figure 3 and Figure 4), swing seat 108 is in the position towards ground.At this moment, step on pedal 86, because release from accepting hole 112 of guide pillar 102, thereby guide pillar 102 can be freely in accepting hole 112 interior slips.

Such as Fig. 8 and shown in Figure 9, be arranged on the fixture 120 between workbench 32 and the support body 34, this fixture 120 is used for bench vice 30 is fixed on workbench 32.

Fixture 120 comprises the fixed head 122 that is arranged on the workbench 32, the securing member 124 that passes fixed head 122 and support body 34, the knob 126 that is threaded with securing member 124.

Fixed head 122 is provided with installing hole 128 and the mating holes 130 that is interconnected.In the present embodiment, fixed head 122 comprises biside plate 132 and the installing plate 134 that is connected biside plate 132, and installing plate 134 is roughly U-shaped.Installing hole 128 and mating holes 130 all are arranged on the installing plate 134.Screw 136 passes biside plate 132 fixed head 122 is fixed on the workbench 32, so, forms receiving space 138 between the installing plate 134 of U-shaped and the workbench 32.

Securing member 124 comprises stopper section 140, threaded portion 142 and the connecting portion 144 that connects stopper section 140 and threaded portion 142, and wherein the cross-sectional area of stopper section 140 is greater than the cross-sectional area of connecting portion 144; The cross section of the cross section of connecting portion 144 and installing hole 128 is complementary.

During installation, the stopper section 140 of securing member 124 is passed mating holes 130 and is positioned at receiving space 138, mobile securing member 124 matches connecting portion 144 with installing hole 128 again, securing member 124 passes the hole on the support body 38, threaded portion 142 is threaded with knob 126, so, bench vice 30 is fixed on the workbench.

Bench vice 30 has center of gravity.For bench vice 30 can be stablized, the labour-saving is installed on the workbench 32, be installed in bench vice 30 on the workbench 32 after, the projection of the center of gravity of bench vice 30 on horizontal plane is positioned at workbench 32 in the drop shadow spread of horizontal plane.

For bench vice 30 can be quickly installed on the workbench 32, between pedestal 34 and workbench 32, be provided with detent mechanism.

Detent mechanism comprises the first location-plate 152 and the second location-plate 154 that is arranged on the support body 38 that is arranged on the workbench 32, wherein first, second location-plate 152 and 154 one of them be provided with locating hole, wherein another is provided with the projection that cooperates with locating hole to first, second location-plate 152 and 154.

In the present embodiment, the first location-plate 152 is roughly " L " shape, have two orthogonal side plates 155 and 156, its latus inframedium 155 is fixed by screws on the work top 33 of workbench 32, and side plate 156 is fixed by screws on the side 35 of workbench 32.And be provided with locating hole 160 (as shown in Figure 1) at side plate 156.

The second location-plate 154 is roughly " L " shape, has two orthogonal side plates 157 and 158, and its latus inframedium 157 is fixed by screws on the support body 38.In the present embodiment, the second location-plate 154 is installed in roughly 1/3rd places of support body 38, and near pedestal front portion 36.Extension spring 68 1 ends are connected on the second location-plate 154, and the other end is connected on the second end 76 of connecting rod 70.So, spring 68 can make lever 58 be returned to initial position fast.Be provided with the projection 162 that matches with locating hole 160 at side plate 158.This projection 162 can form by punching press.

During erecting bed vice 30, projection 162 is cooperated with locating hole 160, the second location-plate 154 is fitted on the first location-plate 152, by fixture 120 bench vice 30 is fixed on the workbench 32 again.

For so that the structure of bench vice 30 is compacter, and lever 58 has enough strength to order about moving guide rail 42 relatively to decide guide rail 40 slips.As shown in Figure 10 and Figure 11, drive rod 72 comprises first fold turn of bilge 164, first fold turn of bilge 164 bends towards workbench 32 directions, and when lever 58 is in initial position or lower position, first fold turn of bilge 164 is positioned at outside the workbench 32, like this, just can avoid lever 58 in rotation process, to collide with workbench 32.

For so that lever 58 has stronger rigidity.Lever 58 also comprises and second bending part 166, the second bending parts 166 dorsad workbench 32 directions bending of first fold turn of bilge 164 back to setting, and is connected with foot-operated assembly 54.

Like this design lever 58 can increase the effective length of lever 58 in effective space, satisfying lever 58 has enough strength to order about moving guide rail 42 to move relative to deciding guide rail 40.Here, effective length is the distance H between the axis 57 of the pivotal axis 56 of the rotation (with first axle 88) of foot-operated assembly 54 and lever 58.Effective length choose and the pass of foot-operated assembly 54 is: the lengthwise development length of foot-operated assembly 54 and the ratio of effective length are greater than 1, and wherein better ratio range can be 1.5 to 3, and ratio preferably is 1.8 to 2.5.

As shown in figure 10, lever 58 is at initial position, and the projection of first axle 88 on work top 33 that foot-operated assembly 54 centers on is positioned at pedestal front portion 36.And the substantially flat work top of this first axle 88 33 is concordant; As shown in figure 11, lever 58 is in lower position, and the projection of first axle 88 on work top 33 that foot-operated assembly 54 centers on is positioned at support body 38.

Foot-operated assembly 54 operated by rotary motion are under work top 33, and particularly pedal 86 is positioned under the work top 33, and foot section 94 is near ground location.More comfortable in order to operate, choosing with the support body pass of foot-operated assembly 54 is: the ratio of the length that the length that the lengthwise of foot-operated assembly 54 extends and support body 38 lengthwises extend is greater than 1, wherein better ratio range can be 1 to 2.5, and ratio preferably is 1 to 1.5.

Refer again to Figure 10 and Figure 11, the first clamping face 48 is positioned at outside the workbench 32.Therefore, bench vice 30 can not can when holding workpiece be subjected to the impact of workbench 32, and has enlarged the scope of holding workpiece.As shown in figure 12, as when running into than machining long workpieces 200, can be with piece-holder, and can also be by means of ground, so that machining long workpieces stable being held more.

For so that can be more steady during pedal 86 in operation, or for fear of because the exerting all one's strength improper of operator and so that hard collision occurs between the supporting leg 37 of pedal 86 and workbench 32, bench vice 30 also is provided with guider 170.

As shown in figure 13, guider 170 comprise be arranged on pedal 86 and workbench 32 both one of on counterpart 172 and be arranged on pedal 86 and workbench 32 both another on guide rail 174.

Counterpart 172 is fixedly mounted on the foot section 94, has the mating surface 176 that cooperates with guide rail 174.In the present embodiment, this mating surface 176 is semicircle.Certainly, mating surface also can be square other shape such as grade.

Guide rail 174 is fixedly installed on the supporting leg 37 of workbench, and when the operation pedal, semicircular mating surface 176 slides along guide rail 174.Thereby so that pedal 86 can steadily pivot, and also avoided hard collision between pedal 86 and the workbench 32 in motion process.

Certainly, because bench vice 30 can be installed on the workbench of differing heights or different in width these counterpart 172 adjustable being installed on the foot section 94.

Compared with the prior art, the invention solves that conventional table vice clamping speed is slow, the technical problem of inconvenient operation.And with respect to traditional bench vice, the overall volume of bench vice 30 of the present invention, weight all increase less than obvious, even have also alleviated the whole weight that gets.The overall weight of bench vice 30 is less than 9 kilograms.The overall dimensions of bench vice 30 is less than 190 cubic millimeters of 520x 240x.So arrange, make bench vice 30 volume and weights all less, be convenient to user's carrying, brought facility to the user.

The above embodiments only are the most preferred embodiments that provides in order to allow those skilled in the art understand the present invention.The present invention is not limited in above-mentioned specific embodiment.Any those skilled in the art easily full of beard and improvement all within inventive concept of the present invention.

Claims

1. a bench vice is placed on workbench and is used for holding workpiece, and described workbench comprises the work top of brace table vice, and described bench vice comprises:

Along the pedestal that lengthwise extends, described pedestal comprises near the anterior support body with being connected with the pedestal front portion of operator's pedestal;

Be located at the guide rail of deciding on the described support body;

Be located at the jaw of deciding of the anterior and support body junction of pedestal, describedly decide jaw and comprise and be arranged on described the first clamping face of deciding on guide rail or the described pedestal front portion;

Be slidingly arranged in the described moving guide rail of deciding on the guide rail, described moving guide rail one end is provided with movable clamp port, and described movable clamp port comprises the second clamping face, and described the first clamping face and described the second clamping face are oppositely arranged;

It is characterized in that: described bench vice also comprises the foot-operated assembly that is arranged on driving mechanism on the pedestal, is connected with driving mechanism, and wherein said foot-operated assembly operationally impels driving mechanism to drive described movable clamp port to decide jaw and move with respect to described.

2. bench vice according to claim 1, it is characterized in that: described driving mechanism comprises and the lever of riding assembly and pivoting and to be connected, be connected with lever pivots and with the propelling arm of projection, be arranged on the stop part on the pedestal, be arranged on the bias piece that advances between arm and the lever and the groove that is arranged on the described moving guide rail, described bias piece impel described projection all the time towards with the direction of described engagement, the described projection of described lever drives and the state of described engagement and and the described groove state of throwing off between mobile, and described projection is in disengaged condition, and described stop part is used for the described propelling arm of backstop.

3. bench vice according to claim 2, it is characterized in that: described propelling arm comprises first end and the second end, and described projection is located at first end, when described projection was positioned at the state of throwing off with described groove, the second end of described propelling arm cooperated with described stop part.

4. bench vice according to claim 2, it is characterized in that: be provided with flexible member between described pedestal and described lever, described lever has initial position and lower position, and described flexible member remains at initial position with described lever.

5. bench vice according to claim 4, it is characterized in that: described lever comprises connecting rod and the drive rod that is fixedly connected with connecting rod, one end of wherein said connecting rod is connected with described propelling arm, and described flexible member is arranged between the other end of described pedestal and described connecting rod.

6. bench vice according to claim 2, it is characterized in that: described lever comprises the first fold turn of bilge, described first fold turn of bilge is towards the bending of workbench direction, and is positioned at outside the workbench.

7. bench vice according to claim 6 is characterized in that: described lever also comprise and the first fold turn of bilge back to the second bending part that arranges, described the second bending part dorsad workbench direction bending is connected with described foot-operated assembly.

8. bench vice according to claim 2, it is characterized in that: the retaining mechanism for the locking movable clamp port is installed between described pedestal and described lever, described retaining mechanism comprises the guide pillar that is pivotally connected on the lever, be slidingly arranged in the cage knob on the pedestal, be connected to the connecting rod on the cage knob, pivot is arranged on the swing seat on the pedestal, be set in the spring on the connecting rod, wherein said swing seat is provided with the accepting hole of accommodating guide pillar, and described cage knob is with the locked position of described guide pillar and described accepting hole chucking with allow between the off-position that described guide pillar moves with respect to described accepting hole mobile.

9. bench vice according to claim 8 is characterized in that: the rotation that described guide pillar centers on and the coaxial setting of the rotation of described foot-operated assembly.

10. bench vice according to claim 2, it is characterized in that: described lever has initial position and lower position, and at initial position, the projection of the rotation of described foot-operated assembly on work top is positioned at described pedestal front portion; In lower position, the projection of the rotation of described foot-operated assembly on work top is positioned at support body.

11. bench vice according to claim 1 is characterized in that: described foot-operated assembly comprises the vertical linkage section that is connected with described lever and the pedal that is connected with vertical linkage section bending.

12. bench vice according to claim 1, it is characterized in that: described bench vice also comprises guider, described guider comprise be arranged on described foot-operated assembly and described workbench on one of them counterpart and be arranged on described foot-operated assembly and guide rail that described workbench wherein cooperates with described counterpart on another.

13. bench vice according to claim 1 is characterized in that: described foot-operated assembly comprises linkage section and the pedal that is connected with described lever, and described pedal is adjustable to be connected on the linkage section.

14. bench vice according to claim 1 is characterized in that: described the first clamping face is positioned at the outside of workbench.

15. bench vice according to claim 1 is characterized in that: the ratio of the lengthwise development length of described foot-operated assembly and the lengthwise development length of described pedestal is greater than 1.

16. bench vice according to claim 1, it is characterized in that: be provided with between workbench and described pedestal described pedestal is fixed on fixture on the workbench, described fixture comprises the fixed head that is arranged on the workbench, passes described fixed head and be connected the securing member of pedestal, the operating knob that is connected with fastener threads.

17. bench vice according to claim 1, it is characterized in that: between described pedestal and workbench, be provided with detent mechanism, described detent mechanism comprises the first location-plate that is arranged on the workbench and the second location-plate that is arranged on the pedestal, wherein first, second location-plate one of them be provided with locating hole, wherein another is provided with the projection that cooperates with locating hole to first, second location-plate.